H. Schneider

Publication List Details

Period

1996 - 2009

Number

1000

Co-Authors

Stable mode-locked pulses from mid-infrared semiconductor lasers (2009)

Wang, Christine Y., Kuznetsova, L., Gkortsas, V. M., Diehl, L., Kaertner, F. X., Belkin, M. A., ...

We report the unequivocal demonstration of mid-infrared mode-locked pulses from a semiconductor laser. The train of short pulses was generated by actively modulating the current and hence the optical...

Resources and infrastructure for the delivery of antiretroviral therapy at primary health (2009)

Engelbrecht, M, Steyn, F, Jacobs, N, Schneider, H, Van Rensburg, D

There are concerns as to whether South Africa's public health system has sufficient resources, human and otherwise, to ensure universal access to antiretroviral treatment (ART). We report on public...

Evidence for discontinuous water columns in the xylem conduit of tall birch trees (2009)

Westhoff, M., Zimmermann, D., Schneider, H., Wegner, L.H., Geßner, P., Jakob, P., ...

The continuity of the xylem water columns was studied on 17- to 23-m tall birch trees (trunk diameter about 23 cm; first branching above 10 m) all year round. Fifty-one trees were felled, and 5-cm...

Terahertz two-photon quantum well infrared photodetector (2009)

Schneider, H., Liu, H.C., Winnerl, S., Song, C.Y., Walther, M., Helm, M.

A two-photon detector based on intersubband transitions in GaAs/AlGaAs quantum wells operating in the Terahertz regime below the Reststrahlenband is reported. Resonantly enhanced optical...

Logistikkosten explodieren: So entschärfen Sie stark steigende Transportkosten (2009)

Hackstein, L., Schneider, H.

Zu oft haben Einkäufer nur die Produktkosten im Blick, ohne genügend zu beachten, dass der Transport ganz wesentlich dazu beitragen kann, die gewonnene Wertschöpfung zunichte zu machen. Das...

Large-area terahertz emitters based on GaInAsN (2009)

Peter, F., Winnerl, S., Schneider, H., Helm, M., Köhler, K.

We present large-area emitters based on GaInAsN which show efficient THz emission for excitation wavelengths up to 1.35 µm. The substrate material consists of a 1000 nm Ga1-yInyAs1-xNx (y = 0.11 and...

The crystalline-to-amorphous transition in shock-loaded mullite Al-2(VI)(Al2+2xSi2-2x)O-IV(10-x) in the light of shear modulus anisotropy (2009)

Braue, W., Hildmann, B., Schneider, H., Hornemann, U.

We present experimental evidence for shock-wave induced amorphization in polycrystalline and single crystal mullite, Al-2(VI)(Al2+2xSi2-2x)O-IV(10-x), at peak pressures above 35 GPa. The transition...

Hall effect in laser ablated Co_2(Mn,Fe)Si thin films (2008)

Schneider, H., Vilanova, E., Balke, B., Felser, C., Jakob, G.

Pulsed laser deposition was employed to grow thin films of the Heusler compounds Co_2MnSi and Co_2FeSi. Epitaxial growth was realized both directly on MgO (100) and on a Cr or Fe buffer layer....

Leistungsstarke Emitter und einfach handhabbare Detektoren für die Terahertz-Time-Domain-Spektroskopie (2008)

Dreyhaupt, A., Peter, F., Winnerl, S., Nitsche, S., Wagner, M., Schneider, H., ...

Scalable antenna structures based on photoconducting GaAs substrates are excellent devices for both generation and detection of pulsed terahertz radiation. Scalable emitters yield more intense...

Two-photon photocurrent autocorrelation using intersubband transitions at nearly-resonant excitation (2008)

Schneider, H., Maier, T., Liu, H.C., Walther, M.

We investigate nonlinear mid-infrared detection via two-photon transitions involving two bound subbands and one continuum resonance in an n-type multiple quantum well. By varying the excitation...

Generation and detection of THz radiation with scalable antennas based on GaAs substrates with different carrier lifetimes (2008)

Winnerl, S., Peter, F., Nitsche, S., Dreyhaupt, A., Zimmermann, B., Wagner, M., ...

We report on scalable photoconductive antennas for both emission and detection of terahertz (THz) radiation. The concept yields THz emitters with high efficiencies for the conversion of near-infrared...

Multimode regimes in quantum cascade lasers: From coherent instabilities to spatial hole burning (2008)

Gordon, A., Wang, C.Y., Diehl, L., Kärtner, F.X., Belyanin, A., Bour, D., ...

A theoretical and experimental study of multimode operation regimes in quantum cascade lasers (QCLs) is presented. It is shown that the fast gain recovery of QCLs promotes two multimode regimes: One...

The mechanisms of refilling of xylem conduits and bleeding of tall birch during spring (2008)

Westhoff, M., Schneider, H., Zimmermann, D., Mimietz, S., Stinzing, A., Wegner, L.H., ...

Seasonal variations in osmolality and components of xylem sap in tall birch trees were determined using several techniques. Xylem sap was extracted from branch and trunk sections of 58 trees using...

Terahertz emission from a large-area GaInAsN emitter (2008)

Peter, F., Winnerl, S., Schneider, H., Helm, M., Köhler, K.

A large-area interdigitated terahertz emitter based on molecular-beam epitaxy grown GaInAsN with an additional AlGaAs heterostructure is investigated as a terahertz source for excitation wavelengths...

Efficient oxidation of promutagenic hydroxymethylpyrenes by cDNA-expressed human alcohol dehydrogenase ADH2 and its inhibition by various agents (2008)

Kollock, R., Meinl, W., Schneider, H., Batke, M., Frank, H., Seidel, A., ...

Alkylated polycyclic aromatic hydrocarbons can be metabolically activated via benzylic hydroxylation and sulphation to electrophilically reactive esters. However, we previously found that the...

Inferring the diversification of the epiphytic fern genus Serpocaulon (Polypodiaceae) in South America using chloroplast sequences and amplified fragment length polymorphisms (2008)

Rex, M., Weising, K., Kessler, M., Smith, A.R., Schneider, H.

In this study, we infer the phylogeny of the recently described epiphytic fern genus Serpocaulon. Four regions of the plastid genome were sequenced for 68 samples, representing 31 of ca. 40 currently...

Two-photon photocurrent autocorrelation using intersubband transitions at nearly-resonant excitation (2008)

Schneider, H., Maier, T., Liu, H.C., Walther, M.

We investigate nonlinear mid-infrared detection via two-photon transitions involving two bound subbands and one continuum resonance in an n-type multiple quantum well. By varying the excitation...

Interface magnetic properties of Al/Heusler films investigated by XAS and XMCD. (2008)

Kallmayer, M., Hild, K., Eichhorn, T., Schneider, H., Jakob, G., Conca, A., ...

72.Jahrestagung der Deutschen Physikalischen Gesellschaft und DPG Frühjahrstagung des Arbeitskreises Festkörperphysik, Fachverband Magnetismus, Berlin, 25.-29.Februar 2008

Population analysis of Scomberomorus cavalla (Cuvier, 1829) (Perciformes, Scombridae) from the Northern and Northeastern coast of Brazil (2007)

Santa Brígida,EL., Cunha,DB., Rego,PS., Sampaio,I., Schneider,H., Vallinoto,M.

Scomberomorus cavalla is a pelagic fish species widely distributed on the Atlantic west coast, and a noticeable decrease in its capture level in the USA and Gulf of Mexico is occurring, compared to...

The nearby ellipsoidal variable TV Pictoris (2007)

Pavlovski Cuypers, K. Pavlovski, J. Cuypers, M. David, H. Hensberge, H. Schneider, ...

. TV Pic is identified as a bright, near-contact mid--A+ early--F binary seen under a moderate inclination of 54 ffi . From the analyses reported in this paper, it appears that both components are...

Block LU Factorizations of M-matrices (2007)

J. J. Mcdonald, Ss A, H. Schneider

It is well known that any nonsingular M--matrix admits an LU factorization into M--matrices (with L and U lower and upper triangular respectively) and any singular M--matrix is permutation similar to...

A Search for Heavy Stable and Long-Lived Squarks and Sleptons in $e^+ e^-$ Collisions at Energies from 130 to 183 GeV (2007)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for stable and long-lived heavy charged particles used the data taken by the DELPHI experiment at energies from 130 to 183 GeV. The Cherenkov light detected in the Ring Imaging Cherenkov...

Wheat quality in organic and conventional farming: results of a 21 year field experiment (2007)

Mäder, P., Hahn, D., Dubois, D., Gunst, L., Alföldi, T., Bergmann, H., ...

Consumers have become more aware of healthy and safe food produced with low environmental impact. Organic agriculture is of particular interest in this respect, as manifested by 5.768 million...

Verfahren zur Herstellung eines Duennschichtsystems (2007)

Winkler, T., Goedicke, K., Bluethner, R., Junghaehnel, M., Buchberger, H., Mueller, M., ...

DE 10051509 A UPAB: 20020815 NOVELTY - Production of a thin layer system comprises introducing power into the plasma in the form of a controlled number of pulses during deposition of extremely thin...

Autocorrelation measurements of free-electron laser radiation using a two-photon QWIP (2007)

Schneider, H., Drachenko, O., Winnerl, S., Helm, M., Maier, T., Walther, M.

The two-photon QWIP comprises three equidistant subbands, namely two bound states localized in the quantum well and an extended state in the continuum. This device is very promising for quadratic...

Autocorrelation measurements of the FELBE free-electron laser and photocurrent saturation study in two-photon QWIPs (2007)

Schneider, H., Drachenko, O., Winnerl, S., Helm, M., Walther, M.

The two-photon QWIP approach involves three equidistant subbands, two of which are bound in the quantum well, and the third state is located in the continuum. The intermediate subband induces a...

Impact of interface formation on intersubband transitions in MBE GaInAs:Si/AlAsSb multiple coupled DQWs (2007)

Biermann, K., Künzel, H., Tribuzy, C.V.-B., Ohser, S., Schneider, H., Helm, M.

The impact of indium segregation and diffusion of antimony on intersubband transition (IST) wavelengths in AlAsSb/GalnAs multiple quantum well (MQW) and double quantum well (DQW) structures has been...

Intersubband relaxation dynamics in single and double quantum wells based on strained InGaAs/AIAs/AIAsSb (2007)

Grimm, C.V.-B., Priegnitz, M., Winnerl, S., Schneider, H., Helm, M., Biermann, K., ...

Intersubband relaxation dynamics in single and coupled double quantum well (QW) structures based on strained InGaAs/AlAs/AlAsSb are studied by femtosecond pump probe spectroscopy at wavelengths...

Two-photon photocurrent spectroscopy of electron intersubband relaxation and dephasing in quantum wells (2007)

Schneider, H., Maier, T., Walther, M., Liu, H.C.

Resonantly enhanced nonlinear absorption between conduction subbands in InGaAs/AlGaAs quantum wells induces a two-photon photocurrent under femtosecond excitation, which is exploited to determine...

Wheat quality in organic and conventional farming: results of a 21 year field experiment (2007)

Mäder, P., Hahn, D., Dubois, D., Gunst, L., Alföldi, T., Bergmann, H., ...

Consumers have become more aware of healthy and safe food produced with low environmental impact. Organic agriculture is of particular interest in this respect, as manifested by 5.768 million...

Structural, magnetic, and transport properties of Co$_2$FeSi Heusler films (2006)

Schneider, H., Herbort, Ch., Jakob, G., Adrian, H., Wurmehl, S., Felser, C.

We report the deposition of thin Co$_2$FeSi films by RF magnetron sputtering. Epitaxial (100)-oriented and L2$_1$ ordered growth is observed for films grown on MgO(100) substrates. (110)-oriented...

Huge quadratic magneto-optical Kerr effect and magnetization reversal in the Co$_2$FeSi Heusler compound (2006)

Hamrle, J., Blomeier, S., Gaier, O., Hillebrands, B., Schneider, H., Jakob, G., ...

Co$_2$FeSi(100) films with L2$_1$ structure deposited onto MgO(100) were studied exploiting both longitudinal (LMOKE) and quadratic (QMOKE) magneto-optical Kerr effect. The films exhibit a huge QMOKE...

Ion beam induced modification of exchange interaction and spin-orbit coupling in the Co$_2$FeSi Heusler compound (2006)

Hamrle, J., Blomeier, S., Gaier, O., Hillebrands, B., Schneider, H., Jakob, G., ...

A Co$_2$FeSi (CFS) film with L2$_1$ structure was irradiated with different fluences of 30 keV Ga$^+$ ions. Structural modifications were subsequently studied using the longitudinal (LMOKE) and...

Search for neutral and charged Higgs bosons in $e^+ e^-$ collisions at $\sqrt{s}$= 161 GeV and 172 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., ...

A search for neutral and charged Higgs bosons has been performed in the data collected by the {\sc DELPHI} detector at centre-of-mass energies of 161~GeV and 172~GeV. The analysis assumes either the...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

The Scale Dependence of the Hadron Multiplicity in Quark and Gluon Jets and a Precise Determination of ${\rm C_A/C_F}$ (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

\newcommand{\cacf} {\ifmmode{C_A/C_F} \else{$C_A/C_F$}\fi} Data collected at the Z resonance using the DELPHI detector at LEP are used to determine the charged hadron multiplicity in gluon and quark...

The Scale Dependence of the Hadron Multiplicity in Quark and Gluon Jets and a Precise Determination of ${\rm C_A/C_F}$ (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

\newcommand{\cacf} {\ifmmode{C_A/C_F} \else{$C_A/C_F$}\fi} Data collected at the Z resonance using the DELPHI detector at LEP are used to determine the charged hadron multiplicity in gluon and quark...

The Scale Dependence of the Hadron Multiplicity in Quark and Gluon Jets and a Precise Determination of ${\rm C_A/C_F}$ (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

\newcommand{\cacf} {\ifmmode{C_A/C_F} \else{$C_A/C_F$}\fi} Data collected at the Z resonance using the DELPHI detector at LEP are used to determine the charged hadron multiplicity in gluon and quark...

Search for charginos nearly mass-degenerate with the lightest neutralino (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Measurement of the forward backward asymmetry of c and b quarks at the Z pole using reconstructed D mesons (2006)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

A measurement of the forward--backward asymmetry of $e^{+}e^{-} \to c\bar{c}$ and $e^{+}e^{-} \to b\bar{b}$ on the $Z$ resonance is performed using about 3.5 million hadronic $Z$ decays collected by...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Measurement of the forward backward asymmetry of c and b quarks at the Z pole using reconstructed D mesons (2006)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

A measurement of the forward--backward asymmetry of $e^{+}e^{-} \to c\bar{c}$ and $e^{+}e^{-} \to b\bar{b}$ on the $Z$ resonance is performed using about 3.5 million hadronic $Z$ decays collected by...

Search for charginos nearly mass-degenerate with the lightest neutralino (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Measurement of the forward backward asymmetry of c and b quarks at the Z pole using reconstructed D mesons (2006)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

A measurement of the forward--backward asymmetry of $e^{+}e^{-} \to c\bar{c}$ and $e^{+}e^{-} \to b\bar{b}$ on the $Z$ resonance is performed using about 3.5 million hadronic $Z$ decays collected by...

Search for charginos nearly mass-degenerate with the lightest neutralino (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Observation of Phasons in Magnetic Shape Memory Alloy Ni2MnGa (2006)

Shapiro, S. M., Vorderwisch, P., Habicht, K., Hrdil, K., Schneider, H.

An inelastic neutron scattering study of the lattice dynamics of the martensite phase of the ferromagnetic shape memory alloy, Ni2MnGa, reveals the presence of well-defined phasons associated with...

Precision electroweak measurements on the Z resonance (2006)

Schael, S., Barate, R., Brunelière, R., Buskulic, D., De Bonis, I., Décamp, D., ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Epitaxial film growth and magnetic properties of Co_2FeSi (2006)

Schneider, H., Jakob, G., Kallmayer, M., Elmers, H. J., Cinchetti, M., Balke, B., ...

We have grown thin films of the Heusler compound Co_2FeSi by RF magnetron sputtering. On (100)-oriented MgO substrates we find fully epitaxial (100)-oriented and L2_1 ordered growth. On Al_2O_3...

A study of the hadronic resonance structure in the decay $\tau \rightarrow 3 \pi \nu_{\tau}$ (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

The hadronic structure of the decay of the $\tau$ lepton to three charged particles, $\tau\rightarrow 3\pi\nu_\tau$, is studied using data collected by the DELPHI detector at LEP between 1992 and...

PATHOGENESIS OF BACILLARY DYSENTERY IN LABORATORY ANIMALS (2006)

Formal, Samuel B., LaBrec, E. H., Schneider, H.

An attempt was made to study the bacillary dysentery infection in small laboratory animals in the hope that the findings obtained under these artificial conditions might give some hints on the...

Quantum-well infrared photodetector with voltage-switchable quadratic and linear response (2006)

Maier, T., Schneider, H., Liu, H.C., Walther, M., Koidl, P.

We present a quantum-well infrared photodetector that allows us to switch between a quadratic and a linear detection mode. We employ an asymmetric detector design where intersubband transitions in a...

Quadratic autocorrelation of free-electron laser radiation and photocurrent saturation in two-photon quantum well infrared photodetectors (2006)

Schneider, H., Drachenko, O., Winnerl, S., Helm, M., Walther, M.

Using the free-electron laser facility FELBE, the authors have studied the influence of the intensity on the quadratic autocorrelation measured with two-photon quantum well infrared photodetectors...

Domain pinning in GaAs/AlGaAs quantum well infrared photodetectors (2006)

Schneider, H., Schönbein, C., Rehm, R., Walther, M., Koidl, P.

We have analyzed the spatial distribution of electric field domains induced by negative differential photoconductivity in n-type GaAs/AlGaAs quantum well infrared photodetectors. We find strong...

Femtosecond pump-probe spectroscopy of intersubband relaxation dynamics in narrow InGaAs/AlAsSb quantum well structures (2006)

Tribuzy, C.V.-B., Ohser, S., Winnerl, S., Grenzer, J., Schneider, H., Helm, M., ...

Intersubband relaxation dynamics in InGaAs/AlAsSb multiquantum wells (QWs) is studied by single-color femtosecond pump-probe measurements. At early delay times, all samples show an exponential decay...

LES modelling of an unconfined large-scale hydrogen-air deflagration (2006)

Molkov, V., Makarov, D., Schneider, H.

This paper describes the large eddy simulation modelling of unconfined large-scale explosions. The simulations are compared with the largest hydrogen-air deflagration experiment in a 20m diameter...

Precision Electroweak Measurements on the Z Resonance (2005)

Schael, S, Barate, R, Brunelière, R, Buskulic, Damir, De Bonis, I, Décamp, D, ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Precision Electroweak Measurements on the Z Resonance (2005)

Schael, S, Barate, R, Brunelière, R, Buskulic, Damir, De Bonis, I, Décamp, D, ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Ken uw perceel grondig! : een regelmatig groeiend gewas in het voorjaar? (2005)

Schneider, H., Molendijk, L.P.G., Velema, R.

Op verschillende bietenpercelen wilden de bieten niet groeien in het voorjaar. Een onregelmatig groeiend gewas wordt ver­oorzaakt door trichodoride-aaltjes, vroege infectie door bietencysteaaltjes,...

Precision electroweak measurements on the Z resonance (2005)

Schael, S., Barate, R., Brunelière, R., Buskulic, D., De Bonis, I., Décamp, D., ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Precision electroweak measurements on the Z resonance (2005)

Schael, S., Barate, R., Brunelière, R., Buskulic, D., De Bonis, I., Décamp, D., ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Permanence of Identities on Algebras. (2005)

Bleicher,M. N., Schneider,H., Wilson,R. L.

Any equational class closed under taking complex algebras can be defined by a set of identities using only words with no repeated symbols. This is the special case for trivially ordered algebras of...

Spin Probe Studies of Photo-Induced Structural Changes in Phospholipid Multibilayers Containing Light-Sensitive Pigments, (2005)

Verma,Surendra P., Schneider,H., Smith,Ian C. P.

Biological photochemical processes, for example photosynthesis and vision, are closely associated with membranes. These processes are complex, both structurally and functionally, and many model...

Third generation focal plane array IR detection modules and applications (2005)

Cabanski, W., Münzberg, M., Rode, W., Wendler, J., Ziegler, J., Fleißner, J., ...

The 3rd generation of infrared (IR) detection modules is expected to provide advanced features like higher resolution 1024x1024 or 1280x720 pixels and/or new functions like multicolor or multi band...

Infrared focal plane array based on MWIR/LWIR dual-band QWIPs: Detector optimization and array properties (2005)

Schneider, H., Maier, T., Fleißner, J., Walther, M., Koidl, P., Weimann, G., ...

Quantum well infrared photodetectors (QWIPs) have gained maturity for large focal plane arrays (FPA) with excellent thermal resolution, low 1/f noise, low fixed-pattern noise, and high pixel...

Quantenkaskadenlaser (2005)

Yang, Q., Schneider, H., Koehler, K.

WO2003023909 A UPAB: 20030516 NOVELTY - Unipolar quantum cascade laser comprises a number of adjacent semiconductor multiple layer structures (3) arranged in a periodic sequence and through which an...

Ultrasensitive femtosecond two-photon detector with resonantly enhanced nonlinear absorbtion (2005)

Schneider, H., Maier, T., Liu, H.C., Walther, M., Koidl, P.

We report on two-photon detection based on nonlinear absorption between subbands in quantum wells. Resonantly enhanced nonlinear absorption, 6 orders of magnitude higher than that of typical bulk...

Angular response of grating-coupled quantum well infrared photodetectors: An experimental study (2005)

Le Rouzo, J., Ribet-Mohamed, I., Guerineau, N., Tauvy, M., Schneider, H., Maier, T.

QWIPs are nowadays considered as rather good candidates for multispectral imaging. Indeed, their narrow spectral bandwidth can be tailored by band gap engineering, and they rely on the use of the...

Passivation of III-V-based compound semiconductor devices using high-density plasma deposited silicon nitride films (2005)

Sah, R.E., Mikulla, M., Schneider, H., Benkhelifa, F., Dammann, M., Quay, R., ...

We report on the passivation of three kinds of III/V-based compound semiconductor devices using high-density plasma deposited silicon nitride (SiN) films. The devices are GaAs/AlGaAs quantum-well...

Two-photon QWIPs for quadratic detection of weak mid-infrared laser pulses (2005)

Maier, T., Schneider, H., Liu, H.C., Walther, M., Koidl, P.

We report on QWIPs optimized for nonlinear detection using a bandstructure design with three energetically equidistant subbands. The double resonant character of the two-photon transition from the...

Dual-band QWIP focal plane array for the second and third atmospheric windows (2005)

Schneider, H., Maier, T., Fleißner, J., Walther, M., Koidl, P., Weimann, G., ...

We report on the development and status of a dual-band QWIP FPA with 384 x 288 pixels and 40 µm pitch for the 3-5 µm (mid-wavelength infrared, MWIR) and 8-12 µm (long-wavelength infrared, LWIR)...

Interleukin-6: a cytokine to forget (2004)

Wetzel, W, Del Rey, A, Pitossi, F, Schneider, H, Zuschratter, W, ...

It is known that proinflammatory cytokines such as interleukin-6 (IL-6) are expressed in the central nervous system (CNS) during disease conditions and affect several brain functions including memory...

Chloroplast phylogeny of asplenioid ferns based on rbcL and trnL-F Spacer sequences (Polypodiidae, aspleniaceae) and its implications for biogeography (2004)

Schneider, H., Russell, S.J., Cox, C.J., Henderson, S., Rumsey, F., Barrett, J., ...

Molecular phylogenies have been generated to investigate relationships among species and putative segregates in Asplenium, one of the largest genera in ferns. Of the ~700 described taxa, 71 are...

Halbleiterheterostruktur-Strahlungsdetektor fuer Wellenlaengen aus dem infraroten Spektralbereich (2004)

Schneider, H., Walther, M.

The semiconductor heterostructure IR radiation detector has an active layer comprising a periodic sequence of repeating individual layer systems, each of which has a potential well structure with one...

Mid-wavelength, long-wavelength, and dual-band QWIP focal plane arrays (2004)

Schneider, H., Fleißner, J., Maier, T., Walther, M., Koidl, P., Weimann, G., ...

We report on our QWIP FPA developments for the 8 - 12 mu and 3 - 5 mu atmospheric windows. In the 3 - 5 mu regime, we apply several device concepts, giving rise to photoconductive and photovoltaic...

3rd gen focal plane array IR detection modules and applications (2004)

Münzberg, M., Cabanski, W., Rode, W., Wendler, J., Ziegler, J., Eberhardt, K., ...

The 3rd generation of infrared (IR) detection modules is expected to provide video resolution or even more pixels and advanced functionalities like multicolor or multi band capability, higher frame...

Verfahren zum Beschichten von Magnetspeicherplatten und danach hergestellte Magnetspeicherplatte (2004)

Buchberger, H., Mueller, M., Schneider, H., Baur, H., Lehnert, K., Goedicke, K., ...

EP 999291 A UPAB: 20000617 NOVELTY - A barrier layer is applied between the substrate and the first base coat of the series of coatings by magnetron sputtering at a frequency of 10 - 200 kHz,...

High responsivity, dual-band response and intraband avalanche multiplication in InGaAs/InP quantum well photodetectors (2004)

Aslan, B., Liu, H.C., Bezinger, A., Poole, P.J., Buchanan, M., Rehm, R., ...

We report on experimental results on dual-band high responsivity InGaAs/InP quantum well photodetectors covering both near and mid-infrared spectral regions. The mid-infrared detection relies on...

High-resolution 3-5 µm/8-12mm dual-band quantum well infrared photodetector array (2004)

Schneider, H., Maier, T., Fleißner, J., Walther, M., Koidl, P., Weimann, G., ...

A dual-band focal plane array (FPA) for the 8-12 mu and 3-5 mu atmospheric windows with simultaneous integration in both spectral bands on each pixel is reported. The FPA is based on quantum well...

3rd gen focal plane array IR detection modules and applications (2004)

Cabanski, W., Eberhardt, K., Rode, W., Wendler, J., Ziegler, J., Fleißner, J., ...

The 3rd generation of infrared (IR) detection modules is expected to provide advanced features like higher resolution 1024x1024 or 1280x720 pixels and/or new functionalities like multicolor or multi...

Resonant two-photon photoemission in quantum-well infrared photodetectors (2004)

Maier, T., Schneider, H., Walther, M., Koidl, P., Liu, H.C.

We report the nonlinear behavior of quantum-well infrared photodetectors with three energetically equidistant energy levels. The giant resonant nonlinearity leads to a quadratic power dependence of...

Intracellular delivery of carbohydrates into mammalian cells through swelling-activated pathways (2004)

Reuss, R., Ludwig, J., Shirakashi, R., Ehrhart, F., Zimmermann, H., Schneider, S., ...

Volume changes of human T-lymphocytes (Jurkat line) exposed to hypotonic carbohydrate-substituted solutions of different composition and osmolality were studied by videomicroscopy. In 200 mOsm media...

State of the art 3rd gen IR detection modules in Germany (2004)

Cabanski, W., Rode, W., Wendler, J., Ziegler, J., Fleißner, J., Fuchs, F., ...

The 3rd generation of infrared (IR) detection modules is expected to provide advanced features like higher resolution 1024x1024 or 1280x720 pixels and/or new functions like multicolor or multi band...

High-resolution QWIP focal plane arrays: Towards third-generation thermal imagers (2004)

Schneider, H., Fleißner, J., Maier, T., Walther, M., Koidl, P., Weimann, G., ...

GaAs-based quantum well infrared photodetector (QWIP) focal plane arrays (FPA) have developed into an important class of infrared sensors for thermal imaging. Mature III-V technology enables us to...

Oxygen grain-boundary diffusion in polycrystalline mullite ceramics (2004)

Fielitz, P., Borchardt, G., Schmücker, M., Schneider, H., Willich, P.

Oxygen tracer diffusivities of low- and high-alumina mullite ceramics (72 wt% Al2O3, 28 wt% SiO2 and 78 wt% Al2O3, 22 wt% SiO2, respectively) were determined. Gas/solid exchange experiments were...

Ultrasound-guided percutaneous delivery of adenoviral vectors encoding the β-galactosidase and human factor IX genes to early gestation fetal sheep in utero (2003)

David, A., Cook, T., Waddington, S., Peebles, D., Nivsarkar, M., Knapton, H., ...

In utero gene therapy may provide treatment of genetic diseases before significant organ damage, allow permanent genetic correction by reaching stem cell populations, and provide immune tolerance...

In utero gene transfer of human factor IX to fetal mice can induce postnatal tolerance of the exogenous clotting factor (2003)

Waddington, S.N., Buckley, S.M.K., Nivsarkar, M., Jezzard, S., Schneider, H., Dahse, T., ...

The fundamental hypotheses behind fetal gene therapy are that it may be possible (1) to achieve immune tolerance of transgene product and, perhaps, vector; (2) to target cells and tissues that are...

Voltage-tunable, two-band mid-infrared detection based on Si/SiGe quantum cascade injector structures (2003)

Rauter, P., Fromherz, T., Bauer, G., Diehl, L., Dehlinger, G., Sigg, H., ...

Photocurrent spectroscopy has been performed on doped Si/SiGe valence band cascade injector structures in the mid-infrared spectral region. A large tunability of the photoresponse peak wavelength...

Time-resolved electron transport studies on InGaAs/GaAs-QWIPs (2003)

Steinkogler, S., Schneider, H., Rehm, R., Walther, M., Koidl, P., Grant, R., ...

Due to the short internal response time, quantum-well infrared photodetectors (QWIPs) are interesting for high-speed applications such as heterodyne spectroscopy or laser pulse monitoring. We studied...

Status of third-generation focal plane array IR detection modules at AIM (2003)

Cabanski, W., Breiter, R., Koch, R., Rode, W., Ziegler, J., ...

The 3rd generation of infrared (IR) detection modules is expected to provide video resolution or even more pixels and advanced functionality's like multicolor or multi band capability, higher frame...

Status of 3rd gen focal plane array IR detection modules in Germany (2003)

Cabanski, W., Breiter, R., Koch, R., Rode, W., Ziegler, J., ...

The 3rd generation of infrared (IR) detection modules is expected to provide video resolution or even more pixels and advanced functions like multi-color or multi-band capability, higher frame rates...

High performance QWIP FPAs for the 8-12 µm and 3-5 µm regimes (2003)

Schneider, H., Fleißner, J., Rehm, R., Kiefer, R., Walther, M., Koidl, P., ...

Quantum well infrared photodetectors (QWIPs) have evolved into a mature, GaAs-based III-V technology that enables us to realize large infrared detector arrays with excellent thermal and spatial...

High-resolution QWIP FPAs for the 8-12 µm and 3-5 µm regimes (2003)

Schneider, H., Fleißner, J., Rehm, R., Walther, M., Pletschen, W., Koidl, P., ...

We report on our QWIP focal plane array (FPA) developments for the 8 - 12 µm and 3 - 5 µm regimes. In the long-wavelength infrared, we have realized several types of QWIP FPAs with array sizes from...

Theory of avalanche multiplication and excess noise in quantum-well infrared photodetectors (2003)

Schneider, H.

A theoretical treatment of the noise current of quantum-well infrared photodetectors in the presence of avalanche multiplication is presented. Avalanche multiplication results in a characteristic...

Quantum well infrared photodetectors and thermal imaging cameras (2003)

Schneider, H., Fleißner, J., Rehm, R., Walther, M., Koidl, P., Weimann, G., ...

We report on our QWIP focal plane array (FPA) developments for thermal-imaging applications in the 8 - 12 µm long-wavelength infrared (LWIR) and 3 - 5 µm mid-wavelength infrared (MWIR) regimes....

Determination of the electron capture time in quantum-well infrared photodetectors using time-resolved photocurrent measurements (2003)

Steinkogler, S., Schneider, H., Walther, M., Koidl, P.

We have investigated the transport properties of optically excited electrons in a 100 period InGaAs/GaAs-quantum well infrared photodetector. The electrons were excited by femtosecond-infrared laser...

Quantum cascade lasers for the mid-infrared spectral range: Devices and applications (2003)

Mann, C., Yang, Q.K., Fuchs, F., Bronner, W., Kiefer, R., Köhler, K., ...

Quantum cascade lasers emitting at lambda about 5 µm based on different active region designs are investigated. Using lattice-matched GaInAs/ AlInAs on InP substrates the maximum peak optical power...

Mid-infrared quantum cascade lasers operation above room temperature (2003)

Yang, Q.K., Mann, C., Fuchs, F., Kiefer, R., Köhler, K., Schneider, H.

Above room-temperature operation of lambda about 5 µm quantum cascade lasers with three different active regions is reported. Comparison between the three different designs, namely the conventional...

Avalanche multiplication due to impact ionization in quantum-well infrared photodetectors: A quantitative approach (2003)

Rehm, R., Schneider, H., Walther, M., Koidl, P., Weimann, G.

We investigate the influence of avalanche multiplication by impact ionization on the photoconductive gain and the noise gain in quantum- well infrared photodetectors (QWIPs). A quantitative method is...

The impact of lipid distribution, composition and mobility on xylem water refilling of the resurrection plant myrothamnus flabellifolia (2003)

Schneider, H., Manz, B., Westhoff, M., Mimietz, S., Szimtenings, M., Neuberger, T., ...

Lipids play a crucial role in the maintenance of the structural and functional integrity of the water-conducting elements and cells of the resurrection plant Myrothamnus flabellifolia during complete...

Swept away. QWIPs are fast and can have ideal (~100%) absorption tool (2003)

Liu, H.C., Dudek, R., Oogarah, T., Grant, P.D., Wasilewski, R., Schneider, H., ...

The ultra high-speed capability of quantum-well infrared photodetectors (QWIPs) is well known, thanks to their intrinsic short carrier lifetime (about 5 ps). This obviously makes QWIPs well suited...

Evidence of kaon nuclear and Coulomb potential effects on soft K+ production from nuclei (2002)

Nekipelov, M., Buescher, M., Cassing, W., Hartmann, M., Hejny, V., Kleber, V., ...

The ratio of forward K+ production on copper, silver and gold targets to that on carbon has been measured at proton beam energies between 1.5 and 2.3 GeV as a function of the kaon momentum p_K using...

The EM Algorithm for Censored Data. (2002)

Schneider,H., Weissfeld,L.

Three methods for applying the expectation maximization algorithm to censored data are considered, the Buckley-James, a proposed simpler nonparametric method and a normal model for censored data. A...

A Note on Some Simple Influence Diagnostics in Accelerated Life Testing. (2002)

Schneider,H., Weissfeld,L., Carroll,R. J.

Three methods for assessing influence in an accelerated life-testing model are considered; two different one-step approximations to the estimated parameter after case deletion and a method which...

Importance of sympathetic activation for the expression of Na+ - Ca2+ exchanger in end-stage failing human myocardium (2002)

Schillinger, W, Schneider, H, Minami, K, Ferrari, R, Hasenfuss, G

Aims In end-stage heart failure, an alteration in the expression of the Na+-Ca2+ exchanger has been reported. Regulation of its expression is largely unknown. We sought to find out whether Na+-Ca2+...

QWIP LWIR Cameras with NETD < 10mK and improved low frequency drift for long observation time in medicine and research (2002)

Cabanski, W., Breiter, R., Rode, W., Ziegler, J., Schneider, H., Walther, M., ...

The performance of QWIP FPA modules reported in earlier publications has been significantly improved upon thus allowing the achievement of, as yet, unparalleled thermal resolution of NETD=5.2mK for...

Multicolor and dual-band IR camera for missile warning and automatic target recognition (2002)

Breiter, R., Cabanski, W., Rode, W., Ziegler, J., Schneider, H., ...

For applications like missile warning and automatic target recognition, AIM is presently launching its new 3rd generation high speed dual-color module. The focal plane array (FPA) is a mercury...

Low-noise quantum well infrared photodetectors for high-resolution thermal imaging (2002)

Schneider, H., Walther, M., Fleißner, J., Rehm, R., Diwo, E., Schwarz, K., ...

We report on the layer structure, transport mechanism, and detection properties of low-noise QWIPs. These devices show high detectivity, low signal and noise currents, and distinctive noise...

Influence of the recharging process on the dark current noise in quantum-well infrared photodetectors (2002)

Rehm, R., Schneider, H., Walther, M., Koidl, P.

We show that the dark current noise spectrum of an In(0.30)Ga(0.70)As/GaAs quantum-well infrared photodetector (QWIP) is characterized by two plateau-like frequency regions. At high frequencies, the...

Electron transport studies on In(0.30)Ga(0.70)As/GaAs-quantum-well infrared photodetectors using time-resolved photocurrent measurements (2002)

Steinkogler, S., Schneider, H., Rehm, R., Walther, M., Koidl, P.

We report on the time-resolved photocurrent response on an InGaAs/GaAs quantum-well infrared photodetector stimulated by infrared fs-laser pulses (~9 µm wavelength). We observe two dynamic...

Third gen focal plane array IR detection modules at AIM (2002)

Cabanski, W., Breiter, R., Koch, R., Gross, W., Rode, W., ...

The third generation of infrared detection modules is characterized by advanced functionalities like more pixels (array size >= 640 x 512), higher frame rates (>= 800 Hz at an array size of 256 x...

Improvement of lambda ~ 5 µm quantum cascade lasers by blocking barriers in the active regions (2002)

Yang, Q.K., Mann, C., Fuchs, F., Kiefer, R., Köhler, K., Rollbühler, N., ...

We report the improvement of quantum cascade lasers emitting at lambda ~5 mu m by introducing AlAs blocking barriers together with strain- compensating InAs layers into the active regions. The...

Importance of sympathetic activation for the expression of Na+-Ca2+ exchanger in end-stage failing human myocardium (2002)

Schillinger, W., Schneider, H., Minami, K., Ferrari, R., Hasenfuss, G.

Aims In end-stage heart failure, an alteration in the expression of the Na+-Ca2+ exchanger has been reported. Regulation of its expression is largely unknown. We sought to find out whether Na+-Ca2+...

Lack of efficacy of ridogrel, a thromboxane synthase inhibitor, in a placebo-controlled, double-blind, multi-centre clinical trial in active Crohn's disease (2001)

Rampton, D S, Schneider, H, Wright, J P

BACKGROUND: Thromboxanes are produced in excess and platelets are activated in active Crohn's disease. Preliminary reports have suggested that ridogrel, a dual thromboxane synthase inhibitor and...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

3rd Gen Focal Plane Array IR Detecion Modules at AIM (2001)

Cabanski, W., Breiter, R., Koch, R., Rode, W., Ziegler, J., ...

According to the common understanding, the 3rd generation of infrared (IR) detection modules is expected to provide advanced functionalities like more pixels, multicolor or multiband capability,...

Ten years of QWIP development at Fraunhofer IAF (2001)

Schneider, H., Koidl, P., Walther, M., Fleissner, J., Rehm, R., Diwo, E., ...

We report on our quantum well infrared photodetector (QWIP) developments aimed at high-performance thermal imaging with tow-dimensional focal plane arrays (FPA). Due to the limited charge storage...

Responsivity and Gain of InGaAs/GaAs-QWIPs and GaAs/AlGaAs-QWIPS: a Comparative Study (2001)

Rehm, R., Schneider, H., Schwarz, K., Walther, M., Koidl, P., Weimann, G.

We experimentally compare the peak responsivity R, gain g, quantum efficiency, and detectivity of GaAs/AlGaAs-QWIPs with devices based on the competing material system InGaAs/GaAs. For this purpose...

Excitations of the field-induced quantum soliton lattice in CuGeO3 (2001)

Enderle, M., Ronnow, H. M., McMorrow, D. F., Regnault, L. P., Dhalenne, G., Revcholevschi, A., ...

The incommensurate magnetic soliton lattice in the high-field phase of a spin-Peierls system results from quantum fluctuations. We have used neutron scattering techniques to study CuGeO3, allowing us...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

COMET-Konzept. (2001)

Alsmeyer, H., Cron, T., Schmidt-Stiefel, S., Schneider, H., Tromm, W., Wenz, T., ...

Programm Nukleare Sicherheitsforschung. Jahresbericht 2000

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The combination of these results with those obtained using $\mathrm{\rm{D}_{s}^{\pm}} \ell^{\mp}$ sample gives: %\cite{ref:dsl} \bes \ba{c} \dms > 4.9~\mbox{ps}^{-1}~\mbox{at the 95\% C.L.} \\...

Excitations of the field-induced soliton lattice in CuGeO3 (2000)

Enderle, M., Roennow, H. M., McMorrow, D. F., Regnault, L. P., Dhalenne, G., Revcolevschi, A., ...

Here we report the first inelastic neutron scattering study of the magnetic excitations in the incommensurate phase of a spin-Peierls material. The results on CuGeO3 provide direct evidence of a...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge>the same hemisphere, selected from about 3.6...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$ Running of LEP (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Consistent Measurements of $\alpha_{s}$ from Precise Oriented Event Shape Distributions (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

An updated analysis using about 1.5 million events recorded at $\sqrt{s} =M_Z$ with the DELPHI detector in 1994 is presented. Eighteen infrared and collinear safe event shape observables are measured...

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Oscillations of $\mbox{B}^0_{\mathrm{s}}$ mesons have been studied in samples selected from about 3.5 million hadronic $\Zz$ decays detected by DELPHI betwee. One analysis uses events in the...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Abstract: Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$Running of LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Measurements of the Z partial decay width into $c\overline{c}$ and multiplicity of charm quarks per b decay (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

Determination of $P(c \to D^{*+})$ and $BR(c \to l^{+})$ at LEP1 (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The probability $P(c \rightarrow D^{*+})$ that a charm quark fragments into a $D^{*+}$ meson and the $c \rightarrow l^+$ semileptonic branching fraction were measured in $Z^0\ $ decay into $c\bar{c}$...

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Oscillations of $\mbox{B}^0_{\mathrm{s}}$ mesons have been studied in samples selected from about 3.5 million hadronic $\Zz$ decays detected by DELPHI betwee. One analysis uses events in the...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Abstract: Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$Running of LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Measurements of the Z partial decay width into $c\overline{c}$ and multiplicity of charm quarks per b decay (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

Determination of $P(c \to D^{*+})$ and $BR(c \to l^{+})$ at LEP1 (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The probability $P(c \rightarrow D^{*+})$ that a charm quark fragments into a $D^{*+}$ meson and the $c \rightarrow l^+$ semileptonic branching fraction were measured in $Z^0\ $ decay into $c\bar{c}$...

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Oscillations of $\mbox{B}^0_{\mathrm{s}}$ mesons have been studied in samples selected from about 3.5 million hadronic $\Zz$ decays detected by DELPHI betwee. One analysis uses events in the...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about 3.6...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$Running of LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Measurements of the Z partial decay width into $c\overline{c}$ and multiplicity of charm quarks per b decay (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

OXIDATION PROTECTION OF C/SiC COMPOSITES (2000)

Ullmann, T., Schmücker, M., Hald, H., Henne, R., Schneider, H.

Hot structures designed of carbon fibre reinforced ceramic materials like C/C or C/SiC are key technologies for applications of light weight thermal protection systems (TPS) of reusable aerospace...

Low-noise QWIPs for FPA sensors with high thermal resolution (2000)

Schneider, H., Walther, M., Fleissner, J., Rehm, R., Diwo, E., Schwarz, K., ...

We report on novel low-noise QWIP focal plane arrays (FPAs) which allow us to improve the thermal resolution of infrared sensors in the long-wavelength infrared (LWIR) atmospheric window. Our concept...

High-performance focal plane array modules for research and development (2000)

Breiter, R., Cabanski, W., Ziegler, J., Walther, M., Schneider, H.

AIM has developed a family of two-dimensional IR detection modules providing high-speed with frame rates >1kHz together with state of the art thermal resolution with an NETD as low as NETD < 7mK...

High resolution focal plane array IR detection modules and digital signal processing technologies at AIM (2000)

Cabanski, W., Breiter, R., Koch, R., Rode, W., Ziegler, J., ...

Full video format focal plane array (FPA) modules with up to 640 X 512 pixels have been developed for high resolution imaging applications in either mercury cadmium telluride (MCT) mid wave (MWIR)...

QWIP FPAs for high-performance thermal imaging (2000)

Schneider, H., Walther, M., Schönbein, C., Rehm, R., Fleißner, J., Pletschen, W., ...

System properties of focal plane array (FPA) cameras based on GaAs/AlGaAs quantum well infrared photodetectors (QWIPs) operating in the long-wavelength infrared are analyzed. Due to the limited...

Noise current investigations of g-r noise limited and shot noise limited QWIPs (2000)

Rehm, R., Schneider, H., Schönbein, C., Walther, M.

We report on the experimental determination of the different contributions to the noise current in quantum-well infrared photodetectors (QWIPs). A detailed description of the measurement set-up and...

Long wavelength infrared GaAs/AlGaAs quantum well infrared photodetectors for 630x512 focal plane array camera systems with 20 mK NETD (2000)

Walther, M., Fleißner, J., Schneider, H., Schönbein, C., Pletschen, W., Diwo, E., ...

Photoconductive GaAs/AlGaAs quantum well infrared photodetectors are investigated for the fabrication of IR cameras for thermal imaging in the third atmospheric window. The long wavelength infrared...

Neutron scattering study of the incommensurate high-field phase of CuGeO3 (2000)

Ronnow, H. M., Enderle, M., McMorrow, D. F., Regnault, L. P., Dhalenne, G., Revcolevschi, A., ...

CuGeO3 is a good realization of a spin-Peierls system. Using neutron scattering, we have investigated the transition from the dimerized spin-Peierls phase to an incommensurately modulated high-field...

Neutron scattering study of the field-induced soliton lattice in CuGeO3 (2000)

Ronnow, H. M., Enderle, M., McMorrow, D. F., Regnault, L. P., Dhalenne, G., Revcolevschi, A., ...

CuGeO3 undergoes a transition from a spin-Peierls phase to an incommensurate phase at a critical field of H-c approximate to 12.5 T. In the high-field phase a lattice of solitons forms, with both...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about 3.6...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$Running of LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Oscillations of $\mbox{B}^0_{\mathrm{s}}$ mesons have been studied in samples selected from about 3.5 million hadronic $\Zz$ decays detected by DELPHI betwee. One analysis uses events in the...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Measurements of the Z partial decay width into $c\overline{c}$ and multiplicity of charm quarks per b decay (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about 3.6...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$Running of LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Oscillations of $\mbox{B}^0_{\mathrm{s}}$ mesons have been studied in samples selected from about 3.5 million hadronic $\Zz$ decays detected by DELPHI betwee. One analysis uses events in the...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Measurements of the Z partial decay width into $c\overline{c}$ and multiplicity of charm quarks per b decay (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

Corium cooling by bottom flooding: results of the COMET investigations. (2000)

Alsmeyer, H., Adelhelm, C., Benz, H., Cron, T., Dillmann, G., Tromm, W., ...

Proc.of the OECD Workshop on Ex-Vessel Debris Coolability, Karlsruhe, November 15-18, 1999

Fortschritte in der Mikrozugprüfung. (2000)

Schneider, H., Klotz, M., Aktaa, J.

4.Statuskolloquium des Programms Mikrosystemtechnik, Karlsruhe, 30.-31.März 2000

COMET-Concept. (2000)

Alsmeyer, H., Cron, T., Schmidt-Stiefel, S., Schneider, H., Tromm, W., Wenz, T., ...

Projekt Nukleare Sicherheitsforschung. Jahresbericht 1999.

Neutron scattering study of the field-induced soliton lattice in CuGeO$_3$ (1999)

Ronnow, H. M., Enderle, M., McMorrow, D. F., Dhalenne, G., Revcolevschi, A., ...

CuGeO$_3$ undergoes a transition from a spin-Peierls phase to an incommensurate phase at a critical field of $H_c\approx 12.5$ T. In the high-field phase a lattice of solitons forms, with both...

Energy Dependence of Inclusive Spectra in $e^{+} e^{-}$ Annihilation (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Inclusive charged hadron distributions as obtaind from the DELPHI measurements at 130, 136, 161, 172 and 183 GeV are presented as a function of the variables rapidity, $\xi_p$, $p$ and transversal...

Search for the Higgs boson in events with isolated photons at LEP 2 (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

A search for the Higgs boson in final states with one, two or three isolated photons has been performed based on data taken at LEP 2 by the DELPHI detector. The data analysed correspond to a total...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions at LEP 2 energies (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for HZ production with the Higgs boson decaying into an invisible final state have been performed with the data collected by the DELPHI experiment up to the centre-of-mass energy of 183 GeV....

Measurements of the Trilinear Gauge Boson Couplings WWV $(V \equiv \gamma,Z)$ in $e^+ e^-$ Collisions at 183 GeV (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented from data taken by DELPHI in 1997 at an energy of 183 GeV. From a study of the reactions $e^+ e^- \to W^+ W^-,...

Measurement of the rate of $b\overline{b} b\overline{b}$ events in hadronic Z decays and the extraction of the gluon splitting into $b\overline{b}$ (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The rate $Z \rightarrow b\overline{b}b\overline{b}$ was measured using about $2 x 10^6$ hadronic decays collected by the DELPHI experiment in 1994 and 1995. Events were forced into 3-jets with...

Measurements of the Z Partial Decay Width into $c\overline{c}$ and Multiplicity of Charm Quarks per b Decay (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

Determination of $P(c \to D^{*+})$ and $BR(c \to l^{+})$ at LEP 1 (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The probability $P(c \rightarrow D^{*+})$ that a charm quark fragments into a $D^{*+}$ meson and the $c \rightarrow l^+$ semileptonic branching fraction were measured in $Z^0\ $ decay into $c\bar{c}$...

Search for Charged Higgs Bosons at LEP 2 (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with $\sqrt{s} =$ 161, 172 and 183~GeV. The analysis uses the $\tau \nu \tau...

Multiplicity Fluctuations in One- and Two-Dimensional Angular Intervals Compared with Analytic QCD Calculations (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in $e^+e^-$ annihilations into hadrons at LEP energies. The measurements...

Energy dependence of event shapes and of $\alpha_s$ at LEP 2 (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at ve di erent centre of mass energies above $M_Z$ with the DELPHI detector at LEP....

Measurements of the leptonic branching fractions of the $\tau$ (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions $ B({\tau \rightarrow \mbox{\rm e} \nu...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 183 GeV (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$ has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Search for charginos nearly mass-degenerate with the lightest neutralino (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Measurement of the Lifetime of b-baryons (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The average lifetime of weakly decaying $b$-baryons was studied using 3.6 million $Z^0$ hadronic decays collected by the DELPHI detector at LEP. The measurement of the proper decay time distribution...

Search for neutral Higgs bosons in $e^{+}e^{-}$ collisions at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Neutral Higgs bosons were searched for in the data collected by DELPHI at a centre-of-mass energy of 183 GeV, corresponding to an integrated luminosity of 54 pb/sup -1/

Measurement of the Forward-Backward Asymmetry of $c$ and $b$ Quarks at the $Z$ Pole using Reconstructed $D$ Mesons (1999)

Abreu, P, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, Alekseev, G D, ...

A measurement of the forward--backward asymmetry of $e^{+}e^{-} \to c\bar{c}$ and $e^{+}e^{-} \to b\bar{b}$ on the $Z$ resonance is performed using about 3.5 million hadronic $Z$ decays collected by...

Measurement and Interpretation of Fermion-Pair Production at LEP energies from 130 to 172 GeV (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The data collected with the DELPHI detector at centre-of-mass energies between 130 and 172~$\GeV$, during LEP operation in 1995 and 1996, have been used to determine the hadronic and leptonic...

Measurement of Inclusive $\rho^{0}, f_{0}(980), f_{2}(1270), K^{*0}_{2}(1430)$ and $f'_{2}(1525)$ Production in $Z^0$ Decays (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

DELPHI results are presented on the inclusive production of the neutral mesons$\rho^0$, $f_0(980)$, $f_2(1270)$, K$^{*0}_2(1430)$ and $f^{'}_2(1525)$ in hadronic Z$^0$ decays. They are based on about...

Study of the four-jet anomaly observed at LEP centre-of-mass energies of 130 and 136 GeV (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The four-jet events collected by \delphi\ during the speciaLEP run at centre-of-mass energies of 130 and 136 \GeV\ in 1997 with an integrated luminosity of $5.9 \ipb $ are analysed. Their rate and...

Measurement of $A_{FB}^{\overline{b}b}$ in Hadronic Z Decays using a Jet Charge Technique (1999)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The $\BB$ forward-backward asymmetry %, $\AFBbb$, has been determined from the average charge flow %, $\langle Q_{FB}\rangle$, measured in a sample of 3,500,000 hadronic Z decays collected with the...

Measurement and Interpretation of Fermion-Pair Production at LEP energies from 130 to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The data collected with the DELPHI detector at centre-of-mass energies between 130 and 172~$\GeV$, during LEP operation in 1995 and 1996, have been used to determine the hadronic and leptonic...

Search for charginos nearly mass-degenerate with the lightest neutralino (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

A precise measurement of the partial decay width ratio $R_b^0 = \Gamma_{b\overline{b}}/\Gamma_{had}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Aldeweireld, T., ...

Abstract: The partial decay width of the Z to $\bb$ quark pairs has beenmeasured by the DELPHI detector at LEP using data taken in the years1992 to 1995.Decays of b-hadrons were tagged by several...

Measurement of the Lifetime of b-baryons (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The average lifetime of weakly decaying $b$-baryons was studied using 3.6 million $Z^0$ hadronic decays collected by the DELPHI detector at LEP. The measurement of the proper decay time distribution...

Measurement of the mass of the W boson using direct reconstruction at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

From data corresponding to an integrated luminosity of $53.5 \, {\mathrm {pb}}^{-1}$ taken during the $183 \, \GeV$ run in 1997, DELPHI has measured the W mass from direct reconstruction of $\WW...

Measurement of the rate of $b\overline{b} b\overline{b}$ events in hadronic Z decays and the extraction of the gluon splitting into $b\overline{b}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rate $Z \rightarrow b\overline{b}b\overline{b}$ was measured using about $2 x 10^6$ hadronic decays collected by the DELPHI experiment in 1994 and 1995. Events were forced into 3-jets with...

Measurements of the leptonic branching fractions of the $\tau$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions $ B({\tau \rightarrow \mbox{\rm e} \nu...

Measurement of the forward backward asymmetry of c and b quarks at the Z pole using reconstructed D mesons (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

A measurement of the forward--backward asymmetry of $e^{+}e^{-} \to c\bar{c}$ and $e^{+}e^{-} \to b\bar{b}$ on the $Z$ resonance is performed using about 3.5 million hadronic $Z$ decays collected by...

Search for charged Higgs bosons at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with $\sqrt{s} =$ 161, 172 and 183~GeV. The analysis uses the $\tau \nu \tau...

Measurement of $A_{FB}^{b\overline{b}}$ in Hadronic Z Decays using a Jet Charge Technique (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Abstract: The $\BB$ forward-backward asymmetry %, $\AFBbb$, has been determined from the average charge flow %, $\langle Q_{FB}\rangle$, measured in a sample of 3,500,000 hadronic Z decays collected...

Multiplicity fluctuations in one- and two-dimensional angular intervals compared with analytic QCD calculations (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in $e^+e^-$ annihilations into hadrons at LEP energies. The measurements...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$ has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an...

Energy dependence of event shapes and of $\alpha_s$ at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at ve di erent centre of mass energies above $M_Z$ with the DELPHI detector at LEP....

Search for composite and exotic fermions at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for unstable heavy fermions with the DELPHI detector at LEP is reported. Sequential and non-canonical leptons, as well as excited leptons and quarks, are considered. The data analysed...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Measurement of Inclusive $\rho^{0}, f_{0}(980), f_{2}(1270), K^{*0}_{2}(1430)$ and $f^{'}_{2}(1525)$ Production in Z$^0$ Decays (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

DELPHI results are presented on the inclusive production of the neutral mesons$\rho^0$, $f_0(980)$, $f_2(1270)$, K$^{*0}_2(1430)$ and $f^{'}_2(1525)$in hadronic Z$^0$ decays. They are based on about2...

The Scale Dependence of the Hadron Multiplicity in Quark and Gluon Jets and a Precise Determination of ${\rm C_A/C_F}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

\newcommand{\cacf} {\ifmmode{C_A/C_F} \else{$C_A/C_F$}\fi} Data collected at the Z resonance using the DELPHI detector at LEP are used to determine the charged hadron multiplicity in gluon and quark...

Study of the four-jet anomaly observed at LEP centre-of-mass energies of 130 and 136 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The four-jet events collected by \delphi\ during the special LEP run at centre-of-mass energies of 130 and 136 \GeV\ in 1997 with an integrated luminosity of $5.9 \ipb $ are analysed. Their rate and...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for charginos, neutralinos and gravitinos in $e^{+}e^{-}$ interactions at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Aldeweireld, T., ...

An update of the searches for charginos and neutralinos is presented, basedon a data sample corresponding to the 53.9 pb$^{-1}$ recorded by the DELPHIdetector in 1997, at a centre-of-mass energy of...

Measurement of the Quark and Gluon Fragmentation Functions in Z$^0$ Hadronic Decays (1999)

Abreu, P., Adam, W., Adye, T., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The transverse, longitudinal and asymmetric components of the fragmentation function are measured from the inclusive charged particles produced in $e^+e^-$ collisions at LEP. As in deep inelastic...

Search for Scalar Fermions and Long-Lived Scalar Leptons at Centre-of-Mass Energies of 130 GeV to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., ...

Data taken by DELPHI during the 1995 and 1996 LEP runs have been used to search for the supersymmetric partners of electron, muon and tau leptons and of top and bottom quarks. The observations are in...

Search for pair-produced neutralinos in events with photons and missing energy from $e^+ e^-$ collisions at $\sqrt{s}$ = 130-183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130~GeV and 183~GeV have been studied to search for processes of the...

Measurement and Interpretation of Fermion-Pair Production at LEP energies from 130 to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The data collected with the DELPHI detector at centre-of-mass energies between 130 and 172~$\GeV$, during LEP operation in 1995 and 1996, have been used to determine the hadronic and leptonic...

Search for charginos nearly mass-degenerate with the lightest neutralino (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

A precise measurement of the partial decay width ratio $R_b^0 = \Gamma_{b\overline{b}}/\Gamma_{had}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Aldeweireld, T., ...

Abstract: The partial decay width of the Z to $\bb$ quark pairs has beenmeasured by the DELPHI detector at LEP using data taken in the years1992 to 1995.Decays of b-hadrons were tagged by several...

Measurement of the Lifetime of b-baryons (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The average lifetime of weakly decaying $b$-baryons was studied using 3.6 million $Z^0$ hadronic decays collected by the DELPHI detector at LEP. The measurement of the proper decay time distribution...

Measurement of the mass of the W boson using direct reconstruction at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

From data corresponding to an integrated luminosity of $53.5 \, {\mathrm {pb}}^{-1}$ taken during the $183 \, \GeV$ run in 1997, DELPHI has measured the W mass from direct reconstruction of $\WW...

Measurement of the rate of $b\overline{b} b\overline{b}$ events in hadronic Z decays and the extraction of the gluon splitting into $b\overline{b}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rate $Z \rightarrow b\overline{b}b\overline{b}$ was measured using about $2 x 10^6$ hadronic decays collected by the DELPHI experiment in 1994 and 1995. Events were forced into 3-jets with...

Measurements of the leptonic branching fractions of the $\tau$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions $ B({\tau \rightarrow \mbox{\rm e} \nu...

Measurement of the forward backward asymmetry of c and b quarks at the Z pole using reconstructed D mesons (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

A measurement of the forward--backward asymmetry of $e^{+}e^{-} \to c\bar{c}$ and $e^{+}e^{-} \to b\bar{b}$ on the $Z$ resonance is performed using about 3.5 million hadronic $Z$ decays collected by...

Search for charged Higgs bosons at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with $\sqrt{s} =$ 161, 172 and 183~GeV. The analysis uses the $\tau \nu \tau...

Measurement of $A_{FB}^{b\overline{b}}$ in Hadronic Z Decays using a Jet Charge Technique (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Abstract: The $\BB$ forward-backward asymmetry %, $\AFBbb$, has been determined from the average charge flow %, $\langle Q_{FB}\rangle$, measured in a sample of 3,500,000 hadronic Z decays collected...

Multiplicity fluctuations in one- and two-dimensional angular intervals compared with analytic QCD calculations (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in $e^+e^-$ annihilations into hadrons at LEP energies. The measurements...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$ has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an...

Energy dependence of event shapes and of $\alpha_s$ at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at ve di erent centre of mass energies above $M_Z$ with the DELPHI detector at LEP....

Search for composite and exotic fermions at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for unstable heavy fermions with the DELPHI detector at LEP is reported. Sequential and non-canonical leptons, as well as excited leptons and quarks, are considered. The data analysed...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Measurement of Inclusive $\rho^{0}, f_{0}(980), f_{2}(1270), K^{*0}_{2}(1430)$ and $f^{'}_{2}(1525)$ Production in Z$^0$ Decays (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

DELPHI results are presented on the inclusive production of the neutral mesons$\rho^0$, $f_0(980)$, $f_2(1270)$, K$^{*0}_2(1430)$ and $f^{'}_2(1525)$in hadronic Z$^0$ decays. They are based on about2...

The Scale Dependence of the Hadron Multiplicity in Quark and Gluon Jets and a Precise Determination of ${\rm C_A/C_F}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

\newcommand{\cacf} {\ifmmode{C_A/C_F} \else{$C_A/C_F$}\fi} Data collected at the Z resonance using the DELPHI detector at LEP are used to determine the charged hadron multiplicity in gluon and quark...

Study of the four-jet anomaly observed at LEP centre-of-mass energies of 130 and 136 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The four-jet events collected by \delphi\ during the special LEP run at centre-of-mass energies of 130 and 136 \GeV\ in 1997 with an integrated luminosity of $5.9 \ipb $ are analysed. Their rate and...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for charginos, neutralinos and gravitinos in $e^{+}e^{-}$ interactions at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Aldeweireld, T., ...

An update of the searches for charginos and neutralinos is presented, basedon a data sample corresponding to the 53.9 pb$^{-1}$ recorded by the DELPHIdetector in 1997, at a centre-of-mass energy of...

Measurement of the Quark and Gluon Fragmentation Functions in Z$^0$ Hadronic Decays (1999)

Abreu, P., Adam, W., Adye, T., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The transverse, longitudinal and asymmetric components of the fragmentation function are measured from the inclusive charged particles produced in $e^+e^-$ collisions at LEP. As in deep inelastic...

Search for Scalar Fermions and Long-Lived Scalar Leptons at Centre-of-Mass Energies of 130 GeV to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., ...

Data taken by DELPHI during the 1995 and 1996 LEP runs have been used to search for the supersymmetric partners of electron, muon and tau leptons and of top and bottom quarks. The observations are in...

Search for pair-produced neutralinos in events with photons and missing energy from $e^+ e^-$ collisions at $\sqrt{s}$ = 130-183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130~GeV and 183~GeV have been studied to search for processes of the...

Measurement and Interpretation of Fermion-Pair Production at LEP energies from 130 to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The data collected with the DELPHI detector at centre-of-mass energies between 130 and 172~$\GeV$, during LEP operation in 1995 and 1996, have been used to determine the hadronic and leptonic...

Measurement of the mass of the W boson using direct reconstruction at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

From data corresponding to an integrated luminosity of $53.5 \, {\mathrm {pb}}^{-1}$ taken during the $183 \, \GeV$ run in 1997, DELPHI has measured the W mass from direct reconstruction of $\WW...

Measurement of the rate of $b\overline{b} b\overline{b}$ events in hadronic Z decays and the extraction of the gluon splitting into $b\overline{b}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rate $Z \rightarrow b\overline{b}b\overline{b}$ was measured using about $2 x 10^6$ hadronic decays collected by the DELPHI experiment in 1994 and 1995. Events were forced into 3-jets with...

Measurements of the leptonic branching fractions of the $\tau$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions $ B({\tau \rightarrow \mbox{\rm e} \nu...

Search for charged Higgs bosons at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with $\sqrt{s} =$ 161, 172 and 183~GeV. The analysis uses the $\tau \nu \tau...

Multiplicity fluctuations in one- and two-dimensional angular intervals compared with analytic QCD calculations (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in $e^+e^-$ annihilations into hadrons at LEP energies. The measurements...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$ has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an...

Energy dependence of event shapes and of $\alpha_s$ at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at ve di erent centre of mass energies above $M_Z$ with the DELPHI detector at LEP....

Search for composite and exotic fermions at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for unstable heavy fermions with the DELPHI detector at LEP is reported. Sequential and non-canonical leptons, as well as excited leptons and quarks, are considered. The data analysed...

Measurement of Inclusive $\rho^{0}, f_{0}(980), f_{2}(1270), K^{*0}_{2}(1430)$ and $f^{'}_{2}(1525)$ Production in Z$^0$ Decays (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

DELPHI results are presented on the inclusive production of the neutral mesons$\rho^0$, $f_0(980)$, $f_2(1270)$, K$^{*0}_2(1430)$ and $f^{'}_2(1525)$in hadronic Z$^0$ decays. They are based on about2...

Search for charginos, neutralinos and gravitinos in $e^{+}e^{-}$ interactions at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Aldeweireld, T., ...

An update of the searches for charginos and neutralinos is presented, basedon a data sample corresponding to the 53.9 pb$^{-1}$ recorded by the DELPHIdetector in 1997, at a centre-of-mass energy of...

Measurement of the Quark and Gluon Fragmentation Functions in Z$^0$ Hadronic Decays (1999)

Abreu, P., Adam, W., Adye, T., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The transverse, longitudinal and asymmetric components of the fragmentation function are measured from the inclusive charged particles produced in $e^+e^-$ collisions at LEP. As in deep inelastic...

Search for Scalar Fermions and Long-Lived Scalar Leptons at Centre-of-Mass Energies of 130 GeV to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., ...

Data taken by DELPHI during the 1995 and 1996 LEP runs have been used to search for the supersymmetric partners of electron, muon and tau leptons and of top and bottom quarks. The observations are in...

Search for pair-produced neutralinos in events with photons and missing energy from $e^+ e^-$ collisions at $\sqrt{s}$ = 130-183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130~GeV and 183~GeV have been studied to search for processes of the...

High-speed photocurrent in quantum well infrared photodetectors (1999)

Schneider, H., Koidl, P., Walther, M., Lao, Z., Schlechtweg, M.

Quantum well infrared photodetectors (QWIPs) are very promising for ultrafast photodetection in the 8- 12 mu m infrared regime. We report on time-resolved studies of the intersubband photocurrent in...

Light-flecks cause non-uniform stomatal opening - studies with special emphasis on Fagus sylvatica L. (1999)

Küppers, M., Heiland, I., Schneider, H., Neugebauer, P.J.

The appearance of stomatal patchiness in response to rapid (seconds) changes in light has been studied in European beech, Fagus sylvatica L., and, by comparison, in a further 17 different woody...

Coherent carrier propagation in the continuum of asymmetric quantum-well structures (1999)

Schönbein, C., Schneider, H., Walther, M.

In specific GaAs/Al(x)Ga(1-x)As quantum-well structures with a lack of inversion symmetry, the spectral dependence of the bound-to-continuum photocurrent shows sign reversals as a function of the...

Suppressing recombination noise in quantum well infrared photodetectors (1999)

Schönbein, C., Schneider, H., Rehm, R., Walther, M.

We present noise current measurements on a specific elms of quanturn well infrared photodetectors (QWIPs). The design of the detectors implies a carrier mean free path of exactly one period of the...

Inter-valley scattering and electric field domains in quantum well infrared photodetectors (1999)

Schneider, H., Schönbein, C., Mermelstein, C., Rehm, R., Sa'ar, A., Walther, M.

We report on the formation of electric field domains induced by the bound-to-continuum photocurrent in n-type GaAs/AlGaAs multiple quantum wells. Domain formation is caused by a negative differential...

Influence of optical interference on quantum well infrared photodetectors in a 45 deg waveguide geometry (1999)

Schneider, H., Schönbein, C., Koidl, P., Weimann, G.

Standing light waves caused by the interference of incident and reflected beams lead to a spatial modulation of the electromagnetic field within the active region of a quantum well infrared...

GaAs/AlGaAs-Quantenfilm-Photodetektoren für Kameras im 8...12 Mikrometer Bereich (1999)

Schneider, H., Koidl, P., Walther, M., Fleissner, J., Ziegler, J.

Intersubband transitions in GaAs/AlGaAs heterostructures are increasingly used in cameras for the thermal infrared regime. An excellent thermal resolution has been achieved in particular in the 8 ......

Measurement of the Quark and Gluon Fragmentation Functions in Z$^0$ Hadronic Decays (1999)

Abreu, P., Adam, W., Adye, T., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The transverse, longitudinal and asymmetric components of the fragmentation function are measured from the inclusive charged particles produced in $e^+e^-$ collisions at LEP. As in deep inelastic...

Measurement of Inclusive $\rho^{0}, f_{0}(980), f_{2}(1270), K^{*0}_{2}(1430)$ and $f^{'}_{2}(1525)$ Production in Z$^0$ Decays (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

DELPHI results are presented on the inclusive production of the neutral mesons$\rho^0$, $f_0(980)$, $f_2(1270)$, K$^{*0}_2(1430)$ and $f^{'}_2(1525)$in hadronic Z$^0$ decays. They are based on about2...

Search for composite and exotic fermions at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for unstable heavy fermions with the DELPHI detector at LEP is reported. Sequential and non-canonical leptons, as well as excited leptons and quarks, are considered. The data analysed...

Energy dependence of event shapes and of $\alpha_s$ at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at ve di erent centre of mass energies above $M_Z$ with the DELPHI detector at LEP....

Measurements of the leptonic branching fractions of the $\tau$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions $ B({\tau \rightarrow \mbox{\rm e} \nu...

Measurement and Interpretation of Fermion-Pair Production at LEP energies from 130 to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The data collected with the DELPHI detector at centre-of-mass energies between 130 and 172~$\GeV$, during LEP operation in 1995 and 1996, have been used to determine the hadronic and leptonic...

Search for pair-produced neutralinos in events with photons and missing energy from $e^+ e^-$ collisions at $\sqrt{s}$ = 130-183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130~GeV and 183~GeV have been studied to search for processes of the...

Search for Scalar Fermions and Long-Lived Scalar Leptons at Centre-of-Mass Energies of 130 GeV to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., ...

Data taken by DELPHI during the 1995 and 1996 LEP runs have been used to search for the supersymmetric partners of electron, muon and tau leptons and of top and bottom quarks. The observations are in...

Search for charginos, neutralinos and gravitinos in $e^{+}e^{-}$ interactions at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Aldeweireld, T., ...

An update of the searches for charginos and neutralinos is presented, basedon a data sample corresponding to the 53.9 pb$^{-1}$ recorded by the DELPHIdetector in 1997, at a centre-of-mass energy of...

Measurement of the mass of the W boson using direct reconstruction at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

From data corresponding to an integrated luminosity of $53.5 \, {\mathrm {pb}}^{-1}$ taken during the $183 \, \GeV$ run in 1997, DELPHI has measured the W mass from direct reconstruction of $\WW...

Measurement of the rate of $b\overline{b} b\overline{b}$ events in hadronic Z decays and the extraction of the gluon splitting into $b\overline{b}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rate $Z \rightarrow b\overline{b}b\overline{b}$ was measured using about $2 x 10^6$ hadronic decays collected by the DELPHI experiment in 1994 and 1995. Events were forced into 3-jets with...

Search for charged Higgs bosons at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with $\sqrt{s} =$ 161, 172 and 183~GeV. The analysis uses the $\tau \nu \tau...

Multiplicity fluctuations in one- and two-dimensional angular intervals compared with analytic QCD calculations (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in $e^+e^-$ annihilations into hadrons at LEP energies. The measurements...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$ has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an...

Measurement of the Quark and Gluon Fragmentation Functions in Z$^0$ Hadronic Decays (1999)

Abreu, P., Adam, W., Adye, T., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The transverse, longitudinal and asymmetric components of the fragmentation function are measured from the inclusive charged particles produced in $e^+e^-$ collisions at LEP. As in deep inelastic...

Measurement of Inclusive $\rho^{0}, f_{0}(980), f_{2}(1270), K^{*0}_{2}(1430)$ and $f^{'}_{2}(1525)$ Production in Z$^0$ Decays (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

DELPHI results are presented on the inclusive production of the neutral mesons$\rho^0$, $f_0(980)$, $f_2(1270)$, K$^{*0}_2(1430)$ and $f^{'}_2(1525)$in hadronic Z$^0$ decays. They are based on about2...

Search for composite and exotic fermions at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for unstable heavy fermions with the DELPHI detector at LEP is reported. Sequential and non-canonical leptons, as well as excited leptons and quarks, are considered. The data analysed...

Energy dependence of event shapes and of $\alpha_s$ at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at ve di erent centre of mass energies above $M_Z$ with the DELPHI detector at LEP....

Measurements of the leptonic branching fractions of the $\tau$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions $ B({\tau \rightarrow \mbox{\rm e} \nu...

Measurement and Interpretation of Fermion-Pair Production at LEP energies from 130 to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The data collected with the DELPHI detector at centre-of-mass energies between 130 and 172~$\GeV$, during LEP operation in 1995 and 1996, have been used to determine the hadronic and leptonic...

Search for pair-produced neutralinos in events with photons and missing energy from $e^+ e^-$ collisions at $\sqrt{s}$ = 130-183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., Alemany, R., ...

The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130~GeV and 183~GeV have been studied to search for processes of the...

Search for Scalar Fermions and Long-Lived Scalar Leptons at Centre-of-Mass Energies of 130 GeV to 172 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Alekseev, G D., ...

Data taken by DELPHI during the 1995 and 1996 LEP runs have been used to search for the supersymmetric partners of electron, muon and tau leptons and of top and bottom quarks. The observations are in...

Search for charginos, neutralinos and gravitinos in $e^{+}e^{-}$ interactions at $\sqrt{s}$=183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Aldeweireld, T., ...

An update of the searches for charginos and neutralinos is presented, basedon a data sample corresponding to the 53.9 pb$^{-1}$ recorded by the DELPHIdetector in 1997, at a centre-of-mass energy of...

Measurement of the mass of the W boson using direct reconstruction at $\sqrt{s}$ = 183 GeV (1999)

Abreu, P., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., Alekseev, G D., ...

From data corresponding to an integrated luminosity of $53.5 \, {\mathrm {pb}}^{-1}$ taken during the $183 \, \GeV$ run in 1997, DELPHI has measured the W mass from direct reconstruction of $\WW...

Measurement of the rate of $b\overline{b} b\overline{b}$ events in hadronic Z decays and the extraction of the gluon splitting into $b\overline{b}$ (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rate $Z \rightarrow b\overline{b}b\overline{b}$ was measured using about $2 x 10^6$ hadronic decays collected by the DELPHI experiment in 1994 and 1995. Events were forced into 3-jets with...

Search for charged Higgs bosons at LEP 2 (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with $\sqrt{s} =$ 161, 172 and 183~GeV. The analysis uses the $\tau \nu \tau...

Multiplicity fluctuations in one- and two-dimensional angular intervals compared with analytic QCD calculations (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in $e^+e^-$ annihilations into hadrons at LEP energies. The measurements...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 183 GeV (1999)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$ has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an...

Heart rate variability and ischaemia in patients with coronary heart disease and stable angina pectoris: Influence of drug therapy and prognostic value (1999)

Weber, F., Schneider, H., Von Arnim, T., Urbaszek, W.

Aims Determination of the influence of therapy with bisoprolol and nifedipine on the heart rate variability of patients from the Total Ischemic Burden Bisoprolol Study and examination of the...

Sulfonylureas and ischaemic preconditioning; a double-blind, placebo-controlled evaluation of glimepiride and glibenclamide (1999)

Klepzig, H., Kober, G., Matter, C., Luus, H., Schneider, H., Boedeker, K.H., ...

Aims Glimepiride is a new sulfonylurea for diabetes treatment which is supposed to impact less on extra-pancreatic ATP-dependent K+channels than the conventional drug glibenclamide. This study was...

COMET-Konzept. (1999)

Alsmeyer, H., Cron, T., Schmidt-Stiefel, S., Schneider, H., Tromm, W., Wenz, T., ...

Projekt Nukleare Sicherheitsforschung. Jahresbericht 1998.

A precise measurement of the partial decay width ratio $R_{b}^{0} = \Gamma_{b\overline{b}}/\Gamma_{had}$ (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The partial decay width of the Z to $\bb$ quark pairs has beenmeasured by the DELPHI detector at LEP using data taken in the years1992 to 1995.Decays of b-hadrons were tagged by several methods...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alderweireld, T, Alekseev, G D, ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for charginos, neutralinos and gravitinos in $e^{+} e^{-}$ interactions at $\sqrt{s}$=183 GeV (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alderweireld, T, ...

An update of the searches for charginos and neutralinos is presented, basedon a data sample corresponding to the 53.9 pb$^{-1}$ recorded by the DELPHIdetector in 1997, at a centre-of-mass energy of...

Search for composite and exotic fermions at LEP 2 (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alderweireld, T, Alekseev, G D, ...

A search for unstable heavy fermions with the DELPHI detector at LEP is reported. Sequential and non-canonical leptons, as well as excited leptons and quarks, are considered. The data analysed...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alderweireld, T, Alekseev, G D, ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

A search for heavy stable and long-lived squarks and sleptons in $e^+ e^-$ collisions at energies from 130 to 183 GeV (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alderweireld, T, Alekseev, G D, ...

A search for stable and long-lived heavy charged particles used the data taken by the DELPHI experiment at energies from 130 to 183 GeV. The Cherenkov light detected in the Ring Imaging Cherenkov...

Sterol Structure and Ordering Effects in Spin-Labelled Phospholipid Multibilayer Structures, (1998)

Butler,K. W., Smith,I. C. P., Schneider,H.

Cholesterol is a common component of vertebrate cellular membranes. Sterols with a similar structure (3beta-OH group, hydrocarbon chain at position 17) are also found in vascular plants, algae,...

Creep and Stress-Rupture Properties of Austenitic Chrome-Nickel Steels in Presence of Sodium (1998)

Boehm, H., Schneider, H.

The creep and stress-rupture properties of two austenitic steels were ascertained at 700 deg in the presence of sodium. The research involved a creep test on X8CrNiMoVNb1613 and NiCr 3020 tubes...

Constitution of the Gamma-Alumina Phase in Chemically Produced Mullite Precursors. (1998)

Schneider, H., Voll, D., Saruhan, B., Schmuecker, M., Schaller, T.

The temperature development of type II mullite precursor powders have been studied in the temperature range of 150 C (as-received) and 1150 C. (XRD) measurements, (IR) and 29Si and 27Al (NMR)...

A search for $\eta'_c$ production in photon-photon fusion at LEP (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

A search for the production of the $\eta'_c$ meson, the first radial excitation of the ground state of charmonium $\eta_c$(2980), in the photon-photon fusion reaction at LEP has been performed using...

Two-particle angular correlations in $e^+ e^-$ interactions compared with QCD predictions (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

Two--particle angular correlations in jet cones have been measured in $e^+e^-$ annihilation into hadrons at LEP energies ($\sqrt{s}=$ 91 and 183~GeV) and are compared with QCD predictions using the...

Search for Pair-Produced Neutralinos in Events with Photons and Missing Energy from $e^{+}e^{-}$ Collisions at $\Sqrt{s}=130-183$ GeV (1998)

Abreu, P, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, Alemany, R, ...

The events with two photons and missing (transverse) energy collected by the DELPHI detector at centre-of-mass energies between 130~GeV and 183~GeV have been studied to search for processes of the...

Measurement of |V_{cs}| using W decays at LEP2 (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

Decays of $W^{\pm}$ bosons, produced at LEP2, have been used to measure the $|V_{cs}|$ element of the Cabibbo-Kobayashi-Maskawa matrix. Values for $|V_{cs}|$ were extracted both from the measured...

Search for scalar fermions and long-lived scalar leptons at centre-of-mass energies of 130 GeV to 172 GeV (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

Data taken by DELPHI during the 1995 and 1996 LEP runs have been used to search for the supersymmetric partners of electron, muon and tau leptons and of top and bottom quarks. The observations are in...

$\pi^{\pm}, K^{\pm}, p$ and $\overline{p}$ production in $Z^{0} \rightarrow q\overline{q}, Z^{0} \rightarrow b\overline{b}, Z^{0} \rightarrow u\overline{u}, d\overline{d}, s\overline{s}$ (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

The DELPHI experiment at LEP uses Ring Imaging Cherenkov detectors for particle identification. The good understanding of the RICH detectors allows the identification of charged pions, kaons and p...

Z-Pencils (1998)

McDonald, J. J., Olesky, D. D., Schneider, H., Tsatsomeros, M. J., Driessche, P. Van Den

The matrix pencil (A,B) = {tB-A | t \in C} is considered under the assumptions that A is entrywise nonnegative and B-A is a nonsingular M-matrix. As t varies in [0,1], the Z-matrices tB-A are...

Measurement of the $e^+ e^- \to \gamma\gamma (\gamma)$ cross section at the LEP energies (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

The total and the differential cross-sections for the reaction $e^+e^-\rightarrow \gamma\gamma(\gamma)$ have been measured with the DELPHI detector at LEP % with at centre-of-mass energies from 1 30...

Inverse tridiagonal Z-matrices (1998)

McDonald, J. J., Nabben, R., Neumann, M., Schneider, H., Tsatsomeros, M.

In this paper, we consider matrices whose inverses are tridiagonal Z--matrices. Based on a characterization of symmetric tridiagonal matrices by Gantmacher and Krein, we show that a matrix is the...

Measurement of the charged particle multiplicity of weakly decaying B hadrons (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

From the $Z$ decays recorded in 1994 and 1995 by the DELPHI detector at LEP, the charged particle multiplicity of weakly decaying $B$ hadrons was measured to be: \begin{center} $4.97 \pm 0.03 \pm...

Investigation of the splitting of quark and gluon jets (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

The splitting processes in identified quark and gluon jets are investigated using longitudinal and transverse observables. The jets are selected from symmetric three-jet events measured in Z decays L...

First evidence for a charm radial excitation, $D^{*}'$ (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

Using D$^{*+}$ mesons exclusively reconstructed in the DELPHI detector at LEP, an excess of $66\pm14(\mbox{stat.})$ events is observed in the D$^{*+}\pi^+\pi^-$ final state with a mass of...

A study of the hadronic resonance structure in the decay $\tau \to 3\pi\nu_{\tau}$ (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

The hadronic structure of the decay of the $\tau$ lepton to three charged particles, $\tau\rightarrow 3\pi\nu_\tau$, is studied using data collected by the DELPHI detector at LEP between 1992 and...

Measurement of the inclusive charmless and double-charm B branching ratios (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

The DELPHI experiment at LEP has measured the inclusive charmless $B$ hadron decay branching ratio, the $B$ branching ratio into two charmed particles, and the total number of charmed particles per...

Measurement of Trilinear Gauge Couplings in $e^+ e^-$ Collisions at 161 GeV and 172 GeV (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

Trilinear gauge boson couplings are measured using data taken by DELPHI at 161~GeV and 172~GeV. Values for $WWV$ couplings ($V=Z, \gamma$) are determined from a study of the reactions \eeWW\ and...

Measurement of the W-pair cross-section and of the W mass in $e^+ e^-$ interactions at 172 GeV (1998)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Alekseev, G D, ...

From a data sample of $9.98 {\mathrm{~pb^{-1}}}$ integrated luminosity collected by DELPHI at a centre-of-mass energy of 172 GeV, 118 events were selected as W-pair candidates. From these, the...