Commissioning of the DELPHI Pixel Detector (2007)
Becks Brunet, K. H. Becks, J. M. Brunet, M. Caccia, J. C. Clemens, B. Courty, ...
The DELPHI Vertex Detector has been upgraded for LEP200 with 2 layers of pixel detectors and 2 layers of ministrips as endcaps, thus covering the polar angular range between 10 and 21 degrees and...
A Counting Pixel Readout Chip for Imaging Applications (2007)
P. Fischer, Fischer Hausmann, M. Overdick, B. Raith, N. Wermes, L. Blanquart, ...
A pixel readout chip for imaging applications has been designed and tested. It consists of an array of 12 \Theta 63 pixels with an active pixel cell area of 50 ¯m \Theta 350 ¯m. Every pixel...
XPAD: A Photons Counting Pixel Detector for Material Sciences and Small Animal imaging (2007)
Delpierre, P., Basolo, S., Berar, Jean-François, Bordesoule, M., Boudet, Nathalie, Breugnon, P., ...
Experiments on high flux and high brilliance 3rd generation synchrotron X-ray sources are now limited by detector performance. Photon counting hybrid pixel detectors are being investigated as a...
PIXSCAN: Pixel detector CT-scanner for small animal imaging (2007)
Delpierre, P., Debarbieux, F., Basolo, S., Berar, Jean-François, Bonissent, A., Boudet, Nathalie, ...
The PIXSCAN is a small animal CT-scanner based on hybrid pixel detectors. These detectors provide very large dynamic range of photons counting at very low detector noise. They also provide high...
PIXSCAN: Pixel detector CT-scanner for small animal imaging (2007)
Delpierre, P., Debarbieux, F., Basolo, S., Berar, Jean-François, Bonissent, A., Boudet, Nathalie, ...
The PIXSCAN is a small animal CT-scanner based on hybrid pixel detectors. These detectors provide very large dynamic range of photons counting at very low detector noise. They also provide high...
XPAD: A Photons Counting Pixel Detector for Material Sciences and Small Animal imaging (2007)
Delpierre, P., Basolo, S., Berar, Jean-François, Bordesoule, M., Boudet, Nathalie, Breugnon, P., ...
Experiments on high flux and high brilliance 3rd generation synchrotron X-ray sources are now limited by detector performance. Photon counting hybrid pixel detectors are being investigated as a...
PIXSCAN: Pixel detector CT-scanner for small animal imaging (2007)
Delpierre, P., Debarbieux, F., Basolo, S., Berar, Jean-François, Bonissent, A., Boudet, Nathalie, ...
The PIXSCAN is a small animal CT-scanner based on hybrid pixel detectors. These detectors provide very large dynamic range of photons counting at very low detector noise. They also provide high...
XPAD: A Photons Counting Pixel Detector for Material Sciences and Small Animal imaging (2007)
Delpierre, P., Basolo, S., Berar, Jean-François, Bordesoule, M., Boudet, Nathalie, Breugnon, P., ...
Experiments on high flux and high brilliance 3rd generation synchrotron X-ray sources are now limited by detector performance. Photon counting hybrid pixel detectors are being investigated as a...
XPAD3: A new photon counting chip for X-ray CT-scanner (2006)
Pangaud, P., Basolo, S., Boudet, N., Chantepie, B., Delpierre, P., ...
The X-ray pixel chip with adaptable dynamics (XPAD3) circuit is the next generation of 2D X-ray photon counting imaging chip to be connected to a pixel sensor using the bump and flip-chip...
Evaluation of tomographic reconstruction methods for small animal microCT and microPET/CT (2006)
Valton, S., Peyrin, F., Delpierre, P., Debarbieux, F., Bonissent, A., Khoury, R., ...
Biological research on small animals is constantly demanding for imaging devices with higher performances like combined scanners enabling multiple modality data acquisition. In this context, we...
XPAD3: A new photon counting chip for X-ray CT-scanner (2006)
Pangaud, P., Basolo, S., Boudet, N., Chantepie, B., Delpierre, P., ...
The X-ray pixel chip with adaptable dynamics (XPAD3) circuit is the next generation of 2D X-ray photon counting imaging chip to be connected to a pixel sensor using the bump and flip-chip...
Evaluation of tomographic reconstruction methods for small animal microCT and microPET/CT (2006)
Valton, S., Peyrin, F., Delpierre, P., Debarbieux, F., Bonissent, A., Khoury, R., ...
Biological research on small animals is constantly demanding for imaging devices with higher performances like combined scanners enabling multiple modality data acquisition. In this context, we...
XPAD3: A new photon counting chip for X-ray CT-scanner (2006)
Pangaud, P., Basolo, S., Boudet, N., Chantepie, B., Delpierre, P., ...
The X-ray pixel chip with adaptable dynamics (XPAD3) circuit is the next generation of 2D X-ray photon counting imaging chip to be connected to a pixel sensor using the bump and flip-chip...
Evaluation of tomographic reconstruction methods for small animal microCT and microPET/CT (2006)
Valton, S., Peyrin, F., Delpierre, P., Debarbieux, F., Bonissent, A., Khoury, R., ...
Biological research on small animals is constantly demanding for imaging devices with higher performances like combined scanners enabling multiple modality data acquisition. In this context, we...
XPAD: pixel detector for material sciences (2005)
Basolo, S., Boudet, N., Breugnon, P., Caillot, B., ...
Currently available 2D detectors do not make full use of the high flux and high brilliance of third generation synchrotron sources. The XPAD prototype, using active pixels, has been developed to...
XPAD: pixel detector for material sciences (2005)
Basolo, S., Boudet, N., Breugnon, P., Caillot, B., ...
Currently available 2D detectors do not make full use of the high flux and high brilliance of third generation synchrotron sources. The XPAD prototype, using active pixels, has been developed to...
XPAD: pixel detector for material sciences (2005)
Basolo, S., Boudet, N., Breugnon, P., Caillot, B., ...
Currently available 2D detectors do not make full use of the high flux and high brilliance of third generation synchrotron sources. The XPAD prototype, using active pixels, has been developed to...
New developments in CVD diamond for detector applications (2004)
Adam, A., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
Chemical Vapor Deposition (CVD) diamond has been discussed extensively as an alternative sensor material for use very close to the interaction region of the LHC and other machines where extreme...
The development of diamond tracking detectors for the LHC (2003)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
Chemical vapor deposition diamond has been discussed extensively as an alternate sensor material for use very close to the interaction region of the LHC where extreme radiation conditions exist....
Status ofthe R&D activity on diamond particle detectors (2003)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., ...
Chemical Vapor Deposited (CVD) polycrystalline diamond has been proposed as a radiation-hard alternative to silicon in the extreme radiation levels occurring close to the interaction region ofthe...
New results on diamond pixel sensors using ATLAS frontend electronics (2003)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
Diamond is a promising sensor material for future collider experiments due to its radiation hardness. Diamond pixel sensors have been bump bonded to an ATLAS pixel readout chip using PbSn solder...
Large Surface X-Ray Pixel Detector (2002)
Delpierre, P., Berar, J.F., Blanquart, L., Boudet, N., Breugnon, P., Caillot, B., ...
Large Surface X-Ray Pixel Detector (2002)
Delpierre, P., Berar, J-F., Blanquart, L., Boudet, N., Breugnon, P., Caillot, B., ...
A CVD Diamond Beam Telescope for Charged Particle Tracking (2002)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
A CVD diamond beam telescope for charged particle tracking (2002)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
Chemical vapor deposition (CVD) diamond is a radiation-hard sensor material that may be used for charged particle tracking near the interaction region in experiments at high-luminosity colliders. The...
Electrical characteristics of silicon pixel detectors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Mata-Bruni, V., Santistevan, G., Seidel, S. C., ...
Prototype sensors for the ATLAS silicon pixel detector have been electrically characterized. The current and voltage characteristics, charge-collection efficiencies, and resolutions have been...
Large Surface X-Ray Pixel Detector (2002)
Delpierre, P., Berar, J.F., Blanquart, L., Boudet, N., Breugnon, P., Caillot, B., ...
Large Surface X-Ray Pixel Detector (2002)
Delpierre, P., Berar, J-F., Blanquart, L., Boudet, N., Breugnon, P., Caillot, B., ...
A CVD Diamond Beam Telescope for Charged Particle Tracking (2002)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
Large Surface X-Ray Pixel Detector (2002)
Delpierre, P., Berar, J.F., Blanquart, L., Boudet, N., Breugnon, P., Caillot, B., ...
Large Surface X-Ray Pixel Detector (2002)
Delpierre, P., Berar, J-F., Blanquart, L., Boudet, N., Breugnon, P., Caillot, B., ...
A CVD Diamond Beam Telescope for Charged Particle Tracking (2002)
Adam, W., Berdermann, E., Bergonzo, P., De Boer, W., Bogani, F., Borchi, E., ...
X-ray pixel detector for crystallography (2001)
Delpierre, P., Berar, J.F., Blanquart, L., Caillot, B., Clemens, J.C., Mouget, C.
Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...
Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...
Search for a fermiophobic Higgs at LEP 2 (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...
Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...
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...
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...
Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...
X-ray pixel detector for crystallography (2001)
Delpierre, P., Berar, J.F., Blanquart, L., Caillot, B., Clemens, J.C., Mouget, C.
Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...
Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...
Search for a fermiophobic Higgs at LEP 2 (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...
Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...
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...
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...
Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...
X-ray pixel detector for crystallography (2001)
Delpierre, P., Berar, J.F., Blanquart, L., Caillot, B., Clemens, J.C., Mouget, C.
Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...
Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...
Search for a fermiophobic Higgs at LEP 2 (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...
Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...
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...
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...
Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...
Measurement of the Tau topological branching ratios (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive T branching ratios for decay modes containing one, three, or five charged particles have been performed, giving the...
Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average...
Abreu, P., Adam, W., Adyc, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The semileptonic branching fractions for primary and cascade b decays BR(b → l(-)), BR(b → c → l(+)) and BR(b → (c) over bar → l(-) were measured in hadronic Z decays collected by the...
Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in...
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 183...
Measurement of V-cb from the decay process (B)over-bar(0)→ D(*+)l(-)(nu)over-bar (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A new precise measurement of \V-cb\ and of the branching ratio BR([(Bover bar](0)→ D(+*)l(-)[([nu])over bar](l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0)...
Search for a fermiophobic Higgs at LEP 2 (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublers Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...
Search for neutralino pair production at root s = 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
A search for pair-production of neutralinos at a LEP centre-of- mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for pair production of gauginos and squarks in e(+)e(- ) collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158 pb(-1)...
Search for sleptons in e(+)e(-) collisions at root s=183 to 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Data taken by the DELPHI experiment at centre-of-mass energies of 183 GeV and 189 GeV with a total integrated luminosity of 212 pb(-1) have been used to search for the supersymmetric partners of the...
Search for spontaneous R-parity violation at root s=183 GeV and 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for spontaneous R-parity-violating signals at roots = 183 GeV and roots = 189 GeV have been performed using the 1997 and 1998 DELPHI data, under the assumption of R-parity breaking in the...
Search for the Standard Model Higgs boson at LEP in the year 2000 (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for the Standard Model Higgs boson have been performed in the data collected by the. DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV...
Single intermediate vector boson production in e(+)e(-) collisions at root s=183 and 189 GeV (2001)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The cross sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52 pb(-1) and 154 pb(-1) collected by the experiment at...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Muon pair production in the process e(+)e(-) → e(+)e(-)mu (+)mu (-) is studied using the data taken at LEP1 (roots similar or equal to m(Z)) with the DELPHI detector during the years 1992-1995. The...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...
A Study of the Lorentz structure in tau decays (2000)
DELPHI Collaboration, Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, ...
Searches for neutral Higgs bosons in e+ e- collisions around s**(1/2) = 189-GeV (2000)
DELPHI Collaboration, Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, ...
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...
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...
Measurement of the $\overline{B} \to D^{(*)}\pi l\overline{\nu}_{l}$ branching fraction (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
$\Lambda_b$ polarization in $Z^{0}$ decays at LEP (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
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...
$\Lambda_b$ polarization in $Z^{0}$ decays at LEP (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
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...
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...
Measurement of the $\overline{B} \to D^{(*)}\pi l\overline{\nu}_{l}$ branching fraction (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
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...
$\Lambda_b$ polarization in $Z^{0}$ decays at LEP (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
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...
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...
Measurement of the $\overline{B} \to D^{(*)}\pi l\overline{\nu}_{l}$ branching fraction (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...
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...
Photon events with missing energy at root s=183 to 189 GeV (2000)
Abreau, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The production of single photons has been studied in the reaction e(+)e(-) → gamma +invisible particles at centre-of- mass energies of 183 GeV and 189 GeV. A previously published analysis of events...
Abreau, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The study of the directional dependence of two-particle correlations in the hadronic decays of the Z(0) boson is performed using the data collected by the DELPHI experiment in the 1992-1995 running...
Study of the Lorentz structure in tau decays (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
This paper describes a measurement of the Michel parameters, eta, rho, xi, xi delta, and the average v(tau) helicity, h(nu tau), in tau lepton decays together with the first measurement of the tensor...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Inclusive distributions of charged particles in hadronic W decays are experimentally investigated using the statistics collected by the DELPHI experiment at LEP during 1997, 1998 and 1999, at...
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 root s = M-Z with the DELPHI detector in 1994 is presented. Eighteen infrared and collinear safe event shape observables are measured as...
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...
Determination of P(c → D*(+)) and BR(c → l(+)) at LEP 1 (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The probability P(c → D*(+)) that a charm quark fragments into a D*+ meson and the c → l(+) semileptonic branching fraction were measured in Z(0) decay into c (c) over bar events. From the...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A test of the QED process e(+)e(-) → gamma gamma gt (*) over bar *(gamma) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The ratio of the CKM quark-mixing matrix elements \V-ub\/\V-cb\ has been measured using B hadron semileptonic decays. The analysis uses the reconstructed mass M-X of the secondary hadronic system...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The DELPHI detector at LEP has collected 54 pb(-1) of data at a centre-of-mass energy around 183 GeV during 1997, 158 pb(-1) around 189 GeV during 1998, and 187 pb(-1) between 192 and 200 GeV during...
Identified charged particles in quark and gluon jets (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A sample of 2.2 million hadronic Z decays, selected from the data recorded by the DELPHI detector at LEP during 1994-1995 was used for an improved measurement of inclusive distributions of pi (+), K+...
Inclusive Sigma(-) and Lambda(1520) production in hadronic Z decays (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Production of Sigma(-) and Lambda(1520) in hadronic Z decays has been measured using the DELPHI detector at LEP. The Sigma(- ) is directly reconstructed as a charged track in the DELPHI microvertex...
Lambdab polarization in Z0 decays at LEP (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The longitudinal polarization of the Lambda(b) baryon is measured at the LEP e(+)e(-) collider by DELPHI. It is determined from the charged lepton and neutrino energy spectra in 249 +/- 19 Lambda(b)...
Limits on the masses of supersymmetric particles at root s=189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...
Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An analysis of the data collected in 1997 and 1998 with the DELPHI detector at e(+)e(-) collision energies close to 183 and 189 GeV was performed in order to extract the hadronic and leptonic...
Measurement of the (B)over-bar → D-(*)pi l(nu)over-bar(l) branching fraction (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
A study of b semileptonic decays into D, D pi(+/-) and D*pi(+/- ) final states is presented. The D-0, D+ and D*(+) mesons are exclusively reconstructed in Z decay data recorded from 1992 to 1995 in...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Lifetime and oscillations of B-s(0) mesons have been studied in events with a large transverse momentum lepton and a D-s of opposite electric charge in the same hemisphere, selected from about 3.6...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The fragmentation functions of quarks and gluons are measured in Various three-jet topologies in Z decays from the full data set collected with the DELPHI detector at the Z resonance between 1992 and...
Measurement of the strange quark forward-backward asymmetry around the Z(0) peak (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Abrecht, Z., Alderweireld, T., ...
A precise measurement of the strange quark forward-backward asymmetry used 3.2 M multihadronic events around the Z(0) peak collected by the DELPHI experiment from 1992 to 1995. The ring imaging...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The partial decay width R-c of the Z into c (c) over bar quark pair and the number of charm quarks n(c) per b decay are measured with the DELPHI detector at LEP 1. Particle identification provides...
Rapidity-rank structure of p(p)over-bar pairs in hadronic Z(0) decays (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The rapidity-rank structure of pa pairs is used to analyze the mechanism of baryon production in hadronic Z(0) decay. The relative occurrence of the rapidity-ordered configuration p M p, where M is a...
Search for heavy stable and long-lived particles in e(+)e(-) collisions at root s=189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A search for stable and long-lived heavy charged particles was performed using the data taken by the DELPHI experiment at an energy of 189 GeV. The Cherenkov light detected in the Ring Imaging...
Search for supersymmetric partners of top and bottom quarks at root s=189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...
Search for supersymmetric particles in scenarios with a gravitino LSP and stau NLSP (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle is the gravitino. It was assumed that the stau is the next-to- lightest...
Search for supersymmetry with R-parity violating LL(E)over-bar couplings at root s=183 GeV (2000)
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 not...
Search for SUSY with R-parity violating LL(E)over-bar couplings at root s=189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for pair production of supersymmetric particles under the assumption that R-parity is not conserved are presented, based on data recorded by the DELPHI detector in 1998 from e(+)e(-)...
Search for the sgoldstino at root s from 189 to 202 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S gamma followed by S decay into two gluons or into two photons was studied at 189-202...
Searches for neutral Higgs bosons in e(+)e(-) collisions around root s=189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for neutral Higgs bosons in the Standard Model and the MSSM have been performed using data collected by the DELPHI experiment at a centre-of-mass energy of 188.7 GeV, corresponding to an...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Oscillations of B-s(0) mesons have been studied in samples selected from about 3.5 million hadronic Z decays detected by DELPHI between 1992 and 1995. One analysis uses events in the exclusive decay...
Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The data collected by DELPHI in 1998 at the centre-of-mass energy of 189 GeV have been used to update the search for charginos nearly mass-degenerate with the lightest supersymmetric particle, which...
W pair production cross-section and W branching fractions in e(+)e(-) interactions at 189 GeV (2000)
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The cross-section for the process e(+)e(-) → W+ W- has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 189 GeV and corresponding to an integrated...
Proton irradiation of CVD diamond detectors for high-luminosity experiments at the LHC (1999)
Meier, D., Adam, W., Bauer, C., Berdermann, E., Bergonzo, P., Bogani, F., ...
CVD diamond shows promising properties for use as a position sensitive detector for experiments in the highest radiation areas at the Large Hadron Collider. In order to study the radiation hardn ess...
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...
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...
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....
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...
Proton irradiation of CVD diamond detectors for high-luminosity experiments at the LHC (1999)
Meier, D., Adam, W., Bauer, C., Berdermann, E., Bergonzo, P., Bogani, F., ...
CVD diamond shows promising properties for use as a position sensitive detector for experiments in the highest radiation areas at the Large Hadron Collider. In order to study the radiation hardn ess...
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...
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...
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....
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...
Proton irradiation of CVD diamond detectors for high-luminosity experiments at the LHC (1999)
Meier, D., Adam, W., Bauer, C., Berdermann, E., Bergonzo, P., Bogani, F., ...
CVD diamond shows promising properties for use as a position sensitive detector for experiments in the highest radiation areas at the Large Hadron Collider. In order to study the radiation hardn ess...
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...
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...
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 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...
The DELPHI Silicon Tracker at LEP-2 (1997)
DELPHI Collaboration, Chochula, P, Rosinsky, P, Andreazza, A, Barker, G, ...
Measurement of the W pair cross-section and of the W mass in e+ e- interactions at 172-GeV (1997)
DELPHI Collaboration, Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, ...
Search for excited leptons in $e^+ e^-$ collisions at $\sqrt{s}$ = 161 gev (1997)
Abreu, P., Adam, W., Adye, T., Azhinenko, I., Alekseev, G.D., Alemany, R., ...
A search with the DELPHI detector at LEP for excited leptons ($e^*$, $\mu^*$, $\tau^*$ and $\nu^*$) decaying through $\gamma$, W or Z transitions is reported. The data used correspond to an...
Search for new phenomena using single photon events at Lep1 (1997)
Abreu, P., Adam, W., Adye, T., Agasi, E., Ajinenko, I., Aleksan, R., ...
Data are presented on the reaction \epem~\into~\gamma + no other detected particle at center-of-mass energies, \sqs = 89.48 GeV, 91.26 GeV and 93.08 GeV. The cross section for this reaction is...
Search for excited leptons in $e^+ e^-$ collisions at $\sqrt{s}$ = 161 gev (1997)
Abreu, P., Adam, W., Adye, T., Azhinenko, I., Alekseev, G.D., Alemany, R., ...
A search with the DELPHI detector at LEP for excited leptons ($e^*$, $\mu^*$, $\tau^*$ and $\nu^*$) decaying through $\gamma$, W or Z transitions is reported. The data used correspond to an...
Search for new phenomena using single photon events at Lep1 (1997)
Abreu, P., Adam, W., Adye, T., Agasi, E., Ajinenko, I., Aleksan, R., ...
Data are presented on the reaction \epem~\into~\gamma + no other detected particle at center-of-mass energies, \sqs = 89.48 GeV, 91.26 GeV and 93.08 GeV. The cross section for this reaction is...
Search for excited leptons in $e^+ e^-$ collisions at $\sqrt{s}$ = 161 gev (1997)
Abreu, P., Adam, W., Adye, T., Azhinenko, I., Alekseev, G.D., Alemany, R., ...
A search with the DELPHI detector at LEP for excited leptons ($e^*$, $\mu^*$, $\tau^*$ and $\nu^*$) decaying through $\gamma$, W or Z transitions is reported. The data used correspond to an...
Search for new phenomena using single photon events at Lep1 (1997)
Abreu, P., Adam, W., Adye, T., Agasi, E., Ajinenko, I., Aleksan, R., ...
Data are presented on the reaction \epem~\into~\gamma + no other detected particle at center-of-mass energies, \sqs = 89.48 GeV, 91.26 GeV and 93.08 GeV. The cross section for this reaction is...
ATLAS calorimeter performance (1996)
ATLAS Collaboration, Airapetian, A, Grabsky, V, Hakopian, H, Vartapetian, A, Fares, F, ...
ATLAS computing technical proposal (1996)
ATLAS Collaboration, Airapetian, A, Grabsky, V, Hakopian, H, Vartapetian, A, Fares, F, ...
Abreu, P., Adam, W., Adye, T., Agasi, E., Ajinenko, I., Aleksan, R., ...
The partial decay width of the Z to b\overline{ b} quark pairs has been measured by the DELPHI detector at LEP. B-hadrons, containing b-quarks, were tagged by several methods using tracks with large...
Search for promptly produced heavy quarkonium states in hadronic Z decays (1996)
Abreu, P., Adam, W., Adye, T., Agasi, E., Azhinenko, I., Aleksan, R., ...
A search has been made for direct production of heavy quarkonium states in more than 3 million hadronic Z^{0} decays in the 1991-1994 DELPHI data. Prompt J/\psi, \psi(2S) and \Upsilon candidates have...
Abreu, P., Adam, W., Adye, T., Agasi, E., Ajinenko, I., Aleksan, R., ...
The partial decay width of the Z to b\overline{ b} quark pairs has been measured by the DELPHI detector at LEP. B-hadrons, containing b-quarks, were tagged by several methods using tracks with large...
Search for promptly produced heavy quarkonium states in hadronic Z decays (1996)
Abreu, P., Adam, W., Adye, T., Agasi, E., Azhinenko, I., Aleksan, R., ...
A search has been made for direct production of heavy quarkonium states in more than 3 million hadronic Z^{0} decays in the 1991-1994 DELPHI data. Prompt J/\psi, \psi(2S) and \Upsilon candidates have...
Abreu, P., Adam, W., Adye, T., Agasi, E., Ajinenko, I., Aleksan, R., ...
The partial decay width of the Z to b\overline{ b} quark pairs has been measured by the DELPHI detector at LEP. B-hadrons, containing b-quarks, were tagged by several methods using tracks with large...
Search for promptly produced heavy quarkonium states in hadronic Z decays (1996)
Abreu, P., Adam, W., Adye, T., Agasi, E., Azhinenko, I., Aleksan, R., ...
A search has been made for direct production of heavy quarkonium states in more than 3 million hadronic Z^{0} decays in the 1991-1994 DELPHI data. Prompt J/\psi, \psi(2S) and \Upsilon candidates have...
B-asterisk production in Z-Decays (1995)
Abreu, P, Adam, W, Adye, T, Agasi, E, Ajinenko, I, Aleksan, R, ...
On the possible observation of real pomerons (1994)
Abreu, P, Adam, W, Adye, T, Agasi, E, Ajinenko, I, Aleksan, R, ...
Pixels detectors and silicon X-rays detectors (1994)
Silicon pixel detectors are beginning to be used in large particle physics experiments. The hybrid technique (detector and electronics on two separate wafers) allows large surfaces to be built. For...
Search for pair-produced heavy scalars in Z$^0$ decays (1994)
Abreu, P., Adam, W., Adye, T., Agasi, E., Azhinenko, I., Aleksan, R., ...
Pixels detectors and silicon X-rays detectors (1994)
Silicon pixel detectors are beginning to be used in large particle physics experiments. The hybrid technique (detector and electronics on two separate wafers) allows large surfaces to be built. For...
Search for pair-produced heavy scalars in Z$^0$ decays (1994)
Abreu, P., Adam, W., Adye, T., Agasi, E., Azhinenko, I., Aleksan, R., ...
Pixels detectors and silicon X-rays detectors (1994)
Silicon pixel detectors are beginning to be used in large particle physics experiments. The hybrid technique (detector and electronics on two separate wafers) allows large surfaces to be built. For...
Pixels detectors and silicon X-rays detectors (1994)
Silicon pixel detectors are beginning to be used in large particle physics experiments. The hybrid technique (detector and electronics on two separate wafers) allows large surfaces to be built. For...
Search for pair-produced heavy scalars in Z$^0$ decays (1994)
Abreu, P., Adam, W., Adye, T., Agasi, E., Azhinenko, I., Aleksan, R., ...
Development of silicon micropattern pixel detectors (1994)
Antinori, F, Beker, H, Batignani, G, Beusch, W, Bonvicini, V, ...
Dierickx, B, Wouters, D, Willems, G, Alaerts, A, Debusschere, I, Simoen, E, ...
A new approach to monolithic pixel detectors, based on SOI wafers with high resistivity substrate, is being pursued by the CERN RD19 collaboration. This paper reports on the used fabrication methods,...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the triple-gluon vertex from 4-jet events at Lep (1993)
Abreu, P., Adam, W., Adye, T., Agasi, E., Aleksan, R., Alekseev, G.D., ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the triple-gluon vertex from 4-jet events at Lep (1993)
Abreu, P., Adam, W., Adye, T., Agasi, E., Aleksan, R., Alekseev, G.D., ...
Measurement of the mass of the Z boson and the energy calibration of LEP (1993)
Arnaudon, L., Assmann, R., Billan, J., Birr, W., Blondel, A., Bobbink, G., ...
Measurement of the triple-gluon vertex from 4-jet events at Lep (1993)
Abreu, P., Adam, W., Adye, T., Agasi, E., Aleksan, R., Alekseev, G.D., ...
Study of hadronic decays of the ZO boson (1990)
DELPHI Collaboration, Aarnio, PA, Abreu, P, Adam, W, Adami, F, Adrianos, P, ...
Study of the leptonic decays of the ZO Boson (1990)
DELPHI Collaboration, Aarnio, PA, Abreu, P, Adam, W, Adami, F, Adrianos, P, ...
The DELPHI detector at LEP (1990)
DELPHI Collaboration, Aarnio, PA, Abie, H, Abreu, P, Adam, W, Adrianos, P, ...
Anne, R., Delpierre, P., Devaux, A., Kahane, J., Landaud, G., Sene, R., ...
Une expérience de diffusion quasi-élastique de sous-structures alpha dans les noyaux de masse moyenne a été réalisée avec un faisceau de protons de 600 MeV (Saturne-Saclay). Les valeurs des...
Anne, R., Delpierre, P., Devaux, A., Kahane, J., Landaud, G., Sene, R., ...
Une expérience de diffusion quasi-élastique de sous-structures alpha dans les noyaux de masse moyenne a été réalisée avec un faisceau de protons de 600 MeV (Saturne-Saclay). Les valeurs des...
Anne, R., Delpierre, P., Devaux, A., Kahane, J., Landaud, G., Sene, R., ...
Une expérience de diffusion quasi-élastique de sous-structures alpha dans les noyaux de masse moyenne a été réalisée avec un faisceau de protons de 600 MeV (Saturne-Saclay). Les valeurs des...
Anne, R., Delpierre, P., Devaux, A., Kahane, J., Landaud, G., Sene, R., ...
Une expérience de diffusion quasi-élastique de sous-structures alpha dans les noyaux de masse moyenne a été réalisée avec un faisceau de protons de 600 MeV (Saturne-Saclay). Les valeurs des...
DIFFUSION DE NEUTRONS POLARISES DE 14 MEV SUR C12 ET O16 (1970)
Sené, R., Delpierre, P., Kâhane, J.
La distribution angulaire de l'asymétrie en diffusion élastique sur C12 et O16 a été mesurée avec des neutrons de 14,1 Mev polarisés. Une tentative d'interprétation avec un potentiel optique...
DIFFUSION DE NEUTRONS POLARISES DE 14 MEV SUR C12 ET O16 (1970)
Sené, R., Delpierre, P., Kâhane, J.
La distribution angulaire de l'asymétrie en diffusion élastique sur C12 et O16 a été mesurée avec des neutrons de 14,1 Mev polarisés. Une tentative d'interprétation avec un potentiel optique...
DIFFUSION DE NEUTRONS POLARISES DE 14 MEV SUR C12 ET O16 (1970)
Sené, R., Delpierre, P., Kâhane, J.
La distribution angulaire de l'asymétrie en diffusion élastique sur C12 et O16 a été mesurée avec des neutrons de 14,1 Mev polarisés. Une tentative d'interprétation avec un potentiel optique...
Dispositif multiangulaire pour les mesures d'asymétrie en neutrons (1969)
Sené, R., Kahane, J., Delpierre, P., Heyman, M.
Le dispositif d'analyse de temps-de-vol multiangulaire décrit permet de travailler avec 8 voies de détection et un sélecteur 400 canaux. La résolution du temps-de-vol cumulé sur un mois...
Exploitation des mesures de diffusion de neutrons polarisés (1969)
Sené, R., Kahane, J., Delpierre, P., Heyman, M.
Nous décrivons une méthode d'exploitation en différé d'un grand nombre de spectres élémentaires avant leur interprétation.
Mesure de la polarisation des neutrons en cours d'expérience (1969)
Delpierre, P., Heyman, M., Kahane, J., Sené, R., Saget, G.
Afin de mesurer la polarisation de neutrons de 14 MeV parallèlement aux expériences de diffusions, nous avons construit un polarimètre à hélium gazeux. Pour réduire la durée de la mesure à...
Réalisation pratique d'une discrimination neutron-gamma (1969)
Kahane, J., Sené, R., Delpierre, P., Heyman, M.
Une méthode simple et pratique de discrimination neutron-gamma est obtenue à partir d'un circuit résonnant RCL placé à une seule dynode de photomultiplicateur. On détecte 99,5 % des neutrons de...
Dispositif multiangulaire pour les mesures d'asymétrie en neutrons (1969)
Sené, R., Kahane, J., Delpierre, P., Heyman, M.
Le dispositif d'analyse de temps-de-vol multiangulaire décrit permet de travailler avec 8 voies de détection et un sélecteur 400 canaux. La résolution du temps-de-vol cumulé sur un mois...
Exploitation des mesures de diffusion de neutrons polarisés (1969)
Sené, R., Kahane, J., Delpierre, P., Heyman, M.
Nous décrivons une méthode d'exploitation en différé d'un grand nombre de spectres élémentaires avant leur interprétation.
Mesure de la polarisation des neutrons en cours d'expérience (1969)
Delpierre, P., Heyman, M., Kahane, J., Sené, R., Saget, G.
Afin de mesurer la polarisation de neutrons de 14 MeV parallèlement aux expériences de diffusions, nous avons construit un polarimètre à hélium gazeux. Pour réduire la durée de la mesure à...
Réalisation pratique d'une discrimination neutron-gamma (1969)
Kahane, J., Sené, R., Delpierre, P., Heyman, M.
Une méthode simple et pratique de discrimination neutron-gamma est obtenue à partir d'un circuit résonnant RCL placé à une seule dynode de photomultiplicateur. On détecte 99,5 % des neutrons de...
Dispositif multiangulaire pour les mesures d'asymétrie en neutrons (1969)
Sené, R., Kahane, J., Delpierre, P., Heyman, M.
Le dispositif d'analyse de temps-de-vol multiangulaire décrit permet de travailler avec 8 voies de détection et un sélecteur 400 canaux. La résolution du temps-de-vol cumulé sur un mois...
Exploitation des mesures de diffusion de neutrons polarisés (1969)
Sené, R., Kahane, J., Delpierre, P., Heyman, M.
Nous décrivons une méthode d'exploitation en différé d'un grand nombre de spectres élémentaires avant leur interprétation.
Mesure de la polarisation des neutrons en cours d'expérience (1969)
Delpierre, P., Heyman, M., Kahane, J., Sené, R., Saget, G.
Afin de mesurer la polarisation de neutrons de 14 MeV parallèlement aux expériences de diffusions, nous avons construit un polarimètre à hélium gazeux. Pour réduire la durée de la mesure à...
Réalisation pratique d'une discrimination neutron-gamma (1969)
Kahane, J., Sené, R., Delpierre, P., Heyman, M.
Une méthode simple et pratique de discrimination neutron-gamma est obtenue à partir d'un circuit résonnant RCL placé à une seule dynode de photomultiplicateur. On détecte 99,5 % des neutrons de...
Photon events with missing energy at root s=183 to 189 GeV
Abreau, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The production of single photons has been studied in the reaction e(+)e(-) → gamma +invisible particles at centre-of- mass energies of 183 GeV and 189 GeV. A previously published analysis of events...
Two-dimensional analysis of the Bose-Einstein correlations in e(+)e(-) annihilation at the Z(0) peak
Abreau, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The study of the directional dependence of two-particle correlations in the hadronic decays of the Z(0) boson is performed using the data collected by the DELPHI experiment in the 1992-1995 running...
Measurement of the Tau topological branching ratios
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive T branching ratios for decay modes containing one, three, or five charged particles have been performed, giving the...
Study of the Lorentz structure in tau decays
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
This paper describes a measurement of the Michel parameters, eta, rho, xi, xi delta, and the average v(tau) helicity, h(nu tau), in tau lepton decays together with the first measurement of the tensor...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Inclusive distributions of charged particles in hadronic W decays are experimentally investigated using the statistics collected by the DELPHI experiment at LEP during 1997, 1998 and 1999, at...
Consistent measurements of alpha(s) from precise oriented event shape distributions
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An updated analysis using about 1.5 million events recorded at root s = M-Z with the DELPHI detector in 1994 is presented. Eighteen infrared and collinear safe event shape observables are measured as...
Cross-sections and leptonic forward-backward asymmetries from the Z(0) running of LEP
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...
Determination of P(c → D*(+)) and BR(c → l(+)) at LEP 1
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The probability P(c → D*(+)) that a charm quark fragments into a D*+ meson and the c → l(+) semileptonic branching fraction were measured in Z(0) decay into c (c) over bar events. From the...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A test of the QED process e(+)e(-) → gamma gamma gt (*) over bar *(gamma) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at...
Determination of vertical bar V-ub vertical bar/vertical bar V- cb vertical bar with DELPHI at LEP
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The ratio of the CKM quark-mixing matrix elements \V-ub\/\V-cb\ has been measured using B hadron semileptonic decays. The analysis uses the reconstructed mass M-X of the secondary hadronic system...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The DELPHI detector at LEP has collected 54 pb(-1) of data at a centre-of-mass energy around 183 GeV during 1997, 158 pb(-1) around 189 GeV during 1998, and 187 pb(-1) between 192 and 200 GeV during...
Identified charged particles in quark and gluon jets
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A sample of 2.2 million hadronic Z decays, selected from the data recorded by the DELPHI detector at LEP during 1994-1995 was used for an improved measurement of inclusive distributions of pi (+), K+...
Inclusive Sigma(-) and Lambda(1520) production in hadronic Z decays
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Production of Sigma(-) and Lambda(1520) in hadronic Z decays has been measured using the DELPHI detector at LEP. The Sigma(- ) is directly reconstructed as a charged track in the DELPHI microvertex...
Lambdab polarization in Z0 decays at LEP
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The longitudinal polarization of the Lambda(b) baryon is measured at the LEP e(+)e(-) collider by DELPHI. It is determined from the charged lepton and neutrino energy spectra in 249 +/- 19 Lambda(b)...
Limits on the masses of supersymmetric particles at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...
Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An analysis of the data collected in 1997 and 1998 with the DELPHI detector at e(+)e(-) collision energies close to 183 and 189 GeV was performed in order to extract the hadronic and leptonic...
Measurement and interpretation of fermion-pair production at LEP energies from 130 to 172 GeV
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 (B)over-bar → D-(*)pi l(nu)over-bar(l) branching fraction
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
A study of b semileptonic decays into D, D pi(+/-) and D*pi(+/- ) final states is presented. The D-0, D+ and D*(+) mesons are exclusively reconstructed in Z decay data recorded from 1992 to 1995 in...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Lifetime and oscillations of B-s(0) mesons have been studied in events with a large transverse momentum lepton and a D-s of opposite electric charge in the same hemisphere, selected from about 3.6...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The fragmentation functions of quarks and gluons are measured in Various three-jet topologies in Z decays from the full data set collected with the DELPHI detector at the Z resonance between 1992 and...
Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average...
Measurement of the semileptonic b branching fractions and average b mixing parameter in Z decays
Abreu, P., Adam, W., Adyc, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The semileptonic branching fractions for primary and cascade b decays BR(b → l(-)), BR(b → c → l(+)) and BR(b → (c) over bar → l(-) were measured in hadronic Z decays collected by the...
Measurement of the strange quark forward-backward asymmetry around the Z(0) peak
Abreu, P., Adam, W., Adye, T., Adzic, P., Abrecht, Z., Alderweireld, T., ...
A precise measurement of the strange quark forward-backward asymmetry used 3.2 M multihadronic events around the Z(0) peak collected by the DELPHI experiment from 1992 to 1995. The ring imaging...
Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in...
Measurement of trilinear gauge boson couplings WWV, (V Z,gamma) in e(+)e(-) collisions at 189 GeV
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 183...
Measurement of V-cb from the decay process (B)over-bar(0)→ D(*+)l(-)(nu)over-bar
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A new precise measurement of \V-cb\ and of the branching ratio BR([(Bover bar](0)→ D(+*)l(-)[([nu])over bar](l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0)...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The partial decay width R-c of the Z into c (c) over bar quark pair and the number of charm quarks n(c) per b decay are measured with the DELPHI detector at LEP 1. Particle identification provides...
Rapidity-rank structure of p(p)over-bar pairs in hadronic Z(0) decays
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The rapidity-rank structure of pa pairs is used to analyze the mechanism of baryon production in hadronic Z(0) decay. The relative occurrence of the rapidity-ordered configuration p M p, where M is a...
Search for a fermiophobic Higgs at LEP 2
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublers Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...
Search for heavy stable and long-lived particles in e(+)e(-) collisions at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A search for stable and long-lived heavy charged particles was performed using the data taken by the DELPHI experiment at an energy of 189 GeV. The Cherenkov light detected in the Ring Imaging...
Search for neutralino pair production at root s = 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
A search for pair-production of neutralinos at a LEP centre-of- mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for pair production of gauginos and squarks in e(+)e(- ) collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158 pb(-1)...
Search for sleptons in e(+)e(-) collisions at root s=183 to 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Data taken by the DELPHI experiment at centre-of-mass energies of 183 GeV and 189 GeV with a total integrated luminosity of 212 pb(-1) have been used to search for the supersymmetric partners of the...
Search for spontaneous R-parity violation at root s=183 GeV and 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for spontaneous R-parity-violating signals at roots = 183 GeV and roots = 189 GeV have been performed using the 1997 and 1998 DELPHI data, under the assumption of R-parity breaking in the...
Search for supersymmetric partners of top and bottom quarks at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...
Search for supersymmetric particles in scenarios with a gravitino LSP and stau NLSP
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle is the gravitino. It was assumed that the stau is the next-to- lightest...
Search for supersymmetry with R-parity violating LL(E)over-bar couplings at root s=183 GeV
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 not...
Search for SUSY with R-parity violating LL(E)over-bar couplings at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for pair production of supersymmetric particles under the assumption that R-parity is not conserved are presented, based on data recorded by the DELPHI detector in 1998 from e(+)e(-)...
Search for the sgoldstino at root s from 189 to 202 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S gamma followed by S decay into two gluons or into two photons was studied at 189-202...
Search for the Standard Model Higgs boson at LEP in the year 2000
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for the Standard Model Higgs boson have been performed in the data collected by the. DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV...
Searches for neutral Higgs bosons in e(+)e(-) collisions around root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for neutral Higgs bosons in the Standard Model and the MSSM have been performed using data collected by the DELPHI experiment at a centre-of-mass energy of 188.7 GeV, corresponding to an...
Single intermediate vector boson production in e(+)e(-) collisions at root s=183 and 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The cross sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52 pb(-1) and 154 pb(-1) collected by the experiment at...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Oscillations of B-s(0) mesons have been studied in samples selected from about 3.5 million hadronic Z decays detected by DELPHI between 1992 and 1995. One analysis uses events in the exclusive decay...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Muon pair production in the process e(+)e(-) → e(+)e(-)mu (+)mu (-) is studied using the data taken at LEP1 (roots similar or equal to m(Z)) with the DELPHI detector during the years 1992-1995. The...
Update of the search for supersymmetric particles in scenarios with gravitino LSP and sleptons NLSP
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...
Update of the search for charginos nearly mass-degenerate with the lightest neutralino
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The data collected by DELPHI in 1998 at the centre-of-mass energy of 189 GeV have been used to update the search for charginos nearly mass-degenerate with the lightest supersymmetric particle, which...
W pair production cross-section and W branching fractions in e(+)e(-) interactions at 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The cross-section for the process e(+)e(-) → W+ W- has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 189 GeV and corresponding to an integrated...
Photon events with missing energy at root s=183 to 189 GeV
Abreau, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The production of single photons has been studied in the reaction e(+)e(-) → gamma +invisible particles at centre-of- mass energies of 183 GeV and 189 GeV. A previously published analysis of events...
Two-dimensional analysis of the Bose-Einstein correlations in e(+)e(-) annihilation at the Z(0) peak
Abreau, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The study of the directional dependence of two-particle correlations in the hadronic decays of the Z(0) boson is performed using the data collected by the DELPHI experiment in the 1992-1995 running...
Measurement of the Tau topological branching ratios
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive T branching ratios for decay modes containing one, three, or five charged particles have been performed, giving the...
Study of the Lorentz structure in tau decays
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
This paper describes a measurement of the Michel parameters, eta, rho, xi, xi delta, and the average v(tau) helicity, h(nu tau), in tau lepton decays together with the first measurement of the tensor...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Inclusive distributions of charged particles in hadronic W decays are experimentally investigated using the statistics collected by the DELPHI experiment at LEP during 1997, 1998 and 1999, at...
Consistent measurements of alpha(s) from precise oriented event shape distributions
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An updated analysis using about 1.5 million events recorded at root s = M-Z with the DELPHI detector in 1994 is presented. Eighteen infrared and collinear safe event shape observables are measured as...
Cross-sections and leptonic forward-backward asymmetries from the Z(0) running of LEP
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...
Determination of P(c → D*(+)) and BR(c → l(+)) at LEP 1
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The probability P(c → D*(+)) that a charm quark fragments into a D*+ meson and the c → l(+) semileptonic branching fraction were measured in Z(0) decay into c (c) over bar events. From the...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A test of the QED process e(+)e(-) → gamma gamma gt (*) over bar *(gamma) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at...
Determination of vertical bar V-ub vertical bar/vertical bar V- cb vertical bar with DELPHI at LEP
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The ratio of the CKM quark-mixing matrix elements \V-ub\/\V-cb\ has been measured using B hadron semileptonic decays. The analysis uses the reconstructed mass M-X of the secondary hadronic system...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The DELPHI detector at LEP has collected 54 pb(-1) of data at a centre-of-mass energy around 183 GeV during 1997, 158 pb(-1) around 189 GeV during 1998, and 187 pb(-1) between 192 and 200 GeV during...
Identified charged particles in quark and gluon jets
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A sample of 2.2 million hadronic Z decays, selected from the data recorded by the DELPHI detector at LEP during 1994-1995 was used for an improved measurement of inclusive distributions of pi (+), K+...
Inclusive Sigma(-) and Lambda(1520) production in hadronic Z decays
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Production of Sigma(-) and Lambda(1520) in hadronic Z decays has been measured using the DELPHI detector at LEP. The Sigma(- ) is directly reconstructed as a charged track in the DELPHI microvertex...
Lambdab polarization in Z0 decays at LEP
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The longitudinal polarization of the Lambda(b) baryon is measured at the LEP e(+)e(-) collider by DELPHI. It is determined from the charged lepton and neutrino energy spectra in 249 +/- 19 Lambda(b)...
Limits on the masses of supersymmetric particles at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...
Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An analysis of the data collected in 1997 and 1998 with the DELPHI detector at e(+)e(-) collision energies close to 183 and 189 GeV was performed in order to extract the hadronic and leptonic...
Measurement and interpretation of fermion-pair production at LEP energies from 130 to 172 GeV
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 (B)over-bar → D-(*)pi l(nu)over-bar(l) branching fraction
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
A study of b semileptonic decays into D, D pi(+/-) and D*pi(+/- ) final states is presented. The D-0, D+ and D*(+) mesons are exclusively reconstructed in Z decay data recorded from 1992 to 1995 in...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Lifetime and oscillations of B-s(0) mesons have been studied in events with a large transverse momentum lepton and a D-s of opposite electric charge in the same hemisphere, selected from about 3.6...
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The fragmentation functions of quarks and gluons are measured in Various three-jet topologies in Z decays from the full data set collected with the DELPHI detector at the Z resonance between 1992 and...
Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average...
Measurement of the semileptonic b branching fractions and average b mixing parameter in Z decays
Abreu, P., Adam, W., Adyc, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The semileptonic branching fractions for primary and cascade b decays BR(b → l(-)), BR(b → c → l(+)) and BR(b → (c) over bar → l(-) were measured in hadronic Z decays collected by the...
Measurement of the strange quark forward-backward asymmetry around the Z(0) peak
Abreu, P., Adam, W., Adye, T., Adzic, P., Abrecht, Z., Alderweireld, T., ...
A precise measurement of the strange quark forward-backward asymmetry used 3.2 M multihadronic events around the Z(0) peak collected by the DELPHI experiment from 1992 to 1995. The ring imaging...
Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in...
Measurement of trilinear gauge boson couplings WWV, (V Z,gamma) in e(+)e(-) collisions at 189 GeV
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 183...
Measurement of V-cb from the decay process (B)over-bar(0)→ D(*+)l(-)(nu)over-bar
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A new precise measurement of \V-cb\ and of the branching ratio BR([(Bover bar](0)→ D(+*)l(-)[([nu])over bar](l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0)...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The partial decay width R-c of the Z into c (c) over bar quark pair and the number of charm quarks n(c) per b decay are measured with the DELPHI detector at LEP 1. Particle identification provides...
Rapidity-rank structure of p(p)over-bar pairs in hadronic Z(0) decays
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The rapidity-rank structure of pa pairs is used to analyze the mechanism of baryon production in hadronic Z(0) decay. The relative occurrence of the rapidity-ordered configuration p M p, where M is a...
Search for a fermiophobic Higgs at LEP 2
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublers Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...
Search for heavy stable and long-lived particles in e(+)e(-) collisions at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A search for stable and long-lived heavy charged particles was performed using the data taken by the DELPHI experiment at an energy of 189 GeV. The Cherenkov light detected in the Ring Imaging...
Search for neutralino pair production at root s = 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
A search for pair-production of neutralinos at a LEP centre-of- mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for pair production of gauginos and squarks in e(+)e(- ) collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158 pb(-1)...
Search for sleptons in e(+)e(-) collisions at root s=183 to 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Data taken by the DELPHI experiment at centre-of-mass energies of 183 GeV and 189 GeV with a total integrated luminosity of 212 pb(-1) have been used to search for the supersymmetric partners of the...
Search for spontaneous R-parity violation at root s=183 GeV and 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for spontaneous R-parity-violating signals at roots = 183 GeV and roots = 189 GeV have been performed using the 1997 and 1998 DELPHI data, under the assumption of R-parity breaking in the...
Search for supersymmetric partners of top and bottom quarks at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...
Search for supersymmetric particles in scenarios with a gravitino LSP and stau NLSP
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle is the gravitino. It was assumed that the stau is the next-to- lightest...
Search for supersymmetry with R-parity violating LL(E)over-bar couplings at root s=183 GeV
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 not...
Search for SUSY with R-parity violating LL(E)over-bar couplings at root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for pair production of supersymmetric particles under the assumption that R-parity is not conserved are presented, based on data recorded by the DELPHI detector in 1998 from e(+)e(-)...
Search for the sgoldstino at root s from 189 to 202 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S gamma followed by S decay into two gluons or into two photons was studied at 189-202...
Search for the Standard Model Higgs boson at LEP in the year 2000
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for the Standard Model Higgs boson have been performed in the data collected by the. DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV...
Searches for neutral Higgs bosons in e(+)e(-) collisions around root s=189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
Searches for neutral Higgs bosons in the Standard Model and the MSSM have been performed using data collected by the DELPHI experiment at a centre-of-mass energy of 188.7 GeV, corresponding to an...
Single intermediate vector boson production in e(+)e(-) collisions at root s=183 and 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The cross sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52 pb(-1) and 154 pb(-1) collected by the experiment at...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Oscillations of B-s(0) mesons have been studied in samples selected from about 3.5 million hadronic Z decays detected by DELPHI between 1992 and 1995. One analysis uses events in the exclusive decay...
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
Muon pair production in the process e(+)e(-) → e(+)e(-)mu (+)mu (-) is studied using the data taken at LEP1 (roots similar or equal to m(Z)) with the DELPHI detector during the years 1992-1995. The...
Update of the search for supersymmetric particles in scenarios with gravitino LSP and sleptons NLSP
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...
Update of the search for charginos nearly mass-degenerate with the lightest neutralino
Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...
The data collected by DELPHI in 1998 at the centre-of-mass energy of 189 GeV have been used to update the search for charginos nearly mass-degenerate with the lightest supersymmetric particle, which...
W pair production cross-section and W branching fractions in e(+)e(-) interactions at 189 GeV
Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...
The cross-section for the process e(+)e(-) → W+ W- has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 189 GeV and corresponding to an integrated...