S. Müller

Publication List Details

Period

1987 - 2009

Number

211

Co-Authors

Halo and tail simulations with applications to the CLIC drive beam (2009)

Fitterer, M, Müller, S, Adli, E, Burkhardt, H, Dalena, B, Rumolo, G, ...

We report about generic halo and tail simulations and estimates. Previous studies weremainly focused on very high energies as relevant for the beam delivery systems of linear colliders. We have now...

Large Time Existence for Thin Vibrating Plates (2009)

Abels, H., Mora, M. G., Müller, S.

We construct strong solutions for a nonlinear wave equation for a thin vibrating plate described by nonlinear elastodynamics. For sufficiently small thickness we obtain existence of strong solutions...

Efficient Minutiae-Based Fingerprint Matching (2009)

G. Eckert, S. Müller, T. Wiebesiek

We propose a new and efficient method for minutiae-based fingerprint matching, that is invariant to translation, rotation and distortion effects of fingerprint patterns. The algorithm is separated...

Configurable Execution Environments for Medical Processes (2009)

S. Jablonski, M. Faerber, M. Götz, B. Volz, S. Dornstauder, S. Müller

Abstract. We present the process modeling and execution tools iPM and iPE that can dynamically be adjusted to domain specific requirements. While many publications about iPM are focusing on its...

A global fit to determine the pseudoscalar mixing angle and the gluonium content of the eta' meson (2009)

Ambrosino, F., Antonelli, A., Antonelli, M., Archilli, F., Beltrame, P., Bencivenni, G., ...

We update the values of the eta-eta' mixing angle and of the eta' gluonium content by fitting our measurement R_phi = BR(phi to eta' gamma)/ BR(phi to eta gamma) together with several vector meson...

Study of leakage currents in pCVD diamonds as function of the magnetic field (2009)

Müller, S., DeBoer, W., Schneider, M., Sabellek, A., Schmanau, M., Rühle, C., ...

pCVD diamond sensors are regularly used as beam loss monitors in accelerators by measuring the ionization of the lost particles. In the past these beam loss monitors showed sudden increases in the...

Observation of an Efimov spectrum in an atomic system (2009)

Zaccanti, M., Deissler, B., D'Errico, C., Fattori, M., Jona-Lasinio, M., Müller, S., ...

In 1970 V. Efimov predicted a puzzling quantum-mechanical effect that is still of great interest today. He found that three particles subjected to a resonant pairwise interaction can join into an...

Study of the a_0(980) meson via the radiative decay phi->eta pi^0 gamma with the KLOE detector (2009)

Ambrosino, KLOE Collaboration: F., Antonelli, A., Antonelli, M., Archilli, F., Bacci, C., Beltrame, P., ...

We have studied the phi->a_0(980) gamma process with the KLOE detector at the Frascati phi-factory DAPhNE by detecting the phi->eta pi^0 gamma decays in the final states with eta->gamma gamma and...

Knockout studies reveal an important role of plasmodium lipoic acid protein ligase a1 for asexual blood stage parasite survival (2009)

Günther , S., Matsuscheski, K., Müller, S.

Lipoic acid (LA) is a dithiol-containing cofactor that is essential for the function of a-keto acid dehydrogenase complexes. LA acts as a reversible acyl group acceptor and 'swinging arm' during...

Plasmodium falciparum : organelle-specific acquisition of lipoic acid (2009)

Günther, S., Storm, J., Müller, S.

Lipoic acid is an essential cofactor of multienzyme complexes that are integral to energy metabolism, amino acid degradation and folate metabolism. In recent years it has been shown that the malaria...

Search for the decay phi -> K0 K0bar gamma with the KLOE experiment (2009)

Ambrosino, KLOE Collaboration: F., Antonelli, A., Antonelli, M., Archilli, F., Beltrame, P., Bencivenni, G., ...

We have searched for the decay phi -> K0 K0bar gamma, by detecting K_s pairs plus a photon and with the K_s-mesons decaying to pi^+ pi^-, in a sample of about 1.5x 10^9 phi-decays collected by the...

Locating Closed Streamlines in 3D Vector Fields (2009)

S. Müller, W. Stürzlinger (editors, Thomas Wischgoll, Gerik Scheuermann

The analysis and visualization of flows is a central problem in visualization. Topology based methods have gained increasing interest in recent years. This article describes a method for the...

Die Auswirkungen des Klimawandels auf sicherheits- und verteidigungspolitische Fragestellungen (2009)

Müller, S.

Kurze Beschreibung des aktuellen Sachstands hinsichtlich des globalen Klimawandels und dessen Auswirkungen auf die internationale Sicherheitspolitik und neue Einsatzszenarien. In der aktualisierten...

Reliability and degradation mechanism of AlGaN/GaN HEMTs for next generation mobile communication systems (2009)

Dammann, M., Pletschen, W., Waltereit, P., Bronner, W., Quay, R., Müller, S., ...

Excellent reliability performance of AlGaN/GaN HEMTs on SiC substrates for next generation mobile communication systems has been demonstrated using DC and RF stress tests on 8 x 60 µm wide and 0.5...

Late Glacial to Holocene environments in the present-day coldest region of the Northern Hemisphere inferred from a pollen record of Lake Billyakh, Verkhoyansk Mts, NE Siberia (2009)

S. Müller, P. E. Tarasov, A. A. Andreev, B. Diekmann

In this study, a radiocarbon-dated pollen record from Lake Billyakh (65°17' N, 126°47' E; 340 m a.s.l.) in the Verkhoyansk Mountains was used to reconstruct vegetation and climate...

Szenario-Studie "Forschung im Bereich Sicherheit und Verteidigung im Jahr 2030" (2009)

Kock, D., Müller, S., Schulze, J., Schwarz-Geschka, M., Thesing, P., Thorleuchter, D.

Ziel dieser Szenario-Studie "Forschung im Bereich Sicherheit und Verteidigung im Jahr 2030" ist es, einen Ausblick auf mögliche zukünftige Entwicklungen der sicherheitsbezogenen...

GaN HEMT and MMIC development at Fraunhofer IAF: Performance and reliability (2009)

Waltereit, P., Bronner, W., Quay, R., Dammann, M., Kiefer, R., Müller, S., ...

We present a systematic study of epitaxial growth, processing technology, device performance and reliability of our GaN HEMTs and MMICs manufactured on 3 inch SiC substrates. Epitaxy and processing...

Impact of GaN cap thickness on optical, electrical, and device properties in AlGaN/GaN high electron mobility transistor structures (2009)

Waltereit, P., Müller, S., Bellmann, K., Buchheim, C., Goldhahn, R., Köhler, K., ...

We systematically investigate Al(0.22)Ga(0.78)N/GaN high electron mobility transistors with GaN cap layer thicknesses of 0, 1, and 3 nm. All samples have electron mobilities around 1700 cm2/Vs and...

Development of AlGaN/GaN HEMTS with efficiencies above 60% up to 100 V for next generation mobile communication 100 W power bars (2009)

Waltereit, P., Bronner, W., Quay, R., Dammann, M., Müller, S., Musser, M., ...

We present a systematic study of epitaxial growth, processing technology, device performance and reliability of our GaN HEMTs manufactured on 3-inch SiC substrates. Epitaxy and processing are...

Die Zukunft des Ladungsverkehrs in Europa. Ein Markt an der Schwelle der Industrialisierung? (2009)

Müller, S., Klaus, P.

Die Branche der Ladungsverkehre gerät zunehmend unter Druck. Eine neue Perspektivekönnte sich durch die Industrialisierung dieser bislang handwerklich erstellten Transportleistungenbieten;...

Quality control in fast pyrolysis bio-oil production and use (2009)

Oasmaa, Anja, Elliott, D. C., Müller, S.

Environmental Progress & Sustainable Energy Vol.28 Nr.3, 404 - 409

Handwritten signature on-card matching performance testing (2009)

Henniger, O., Müller, S.

This paper presents equipment and procedures for on-card (in-situ) performance t esting of biometric on-card comparison implementations using pre-existing databa ses of biometric samples. A DTW-based...

Die HEAT Erweiterung des südlichen Pierre Auger Observatoriums. (2009)

Müller, S., Pierre Auger Collaboration

Frühjahrstagung DPG, Fachverband Teilchenphysik, München, 9.-13.März 2009

Hadronische Wechselwirkungen in Luftschauern. (2009)

Ulrich, R., Blümer, J., Engel, R., Müller, S., Schüssler, F., Unger, M.

Frühjahrstagung DPG, Fachverband Teilchenphysik, München, 9.-13.März 2009

High efficiency digital GaN MMIC power amplifiers for future switch-mode based mobile communication systems (2009)

Maroldt, S., Haupt, C., Kiefer, R., Bronner, W., Müller, S., Benz, W., ...

A high efficiency digital MMIC amplifier for mobile communication switch-mode concepts was designed by utilizing a 0.25 µm GaN HEMT technology with fT of 32 GHz. A comparative investigation of two...

Growth and electrical properties of AlxGa1-xN/GaN heterostructures with different Al-content (2009)

Köhler, K., Müller, S., Waltereit, P., Kirste, L., Menner, H., Bronner, W., ...

High electron mobility transistor material and device properties based on AlxGa1-xN/GaN heterostructures with an Al-content ranging from 12 to 35% are presented. The Al-content of the low pressure...

Interactive Visualization and Steering of CFD Simulations (2008)

S. Müller, W. Stürzlinger (editors, O. Kreylos, A. M. Tesdall, B. Hamann, J. K. Hunter, ...

We describe a system that supports real-time interactive visualization of computational fluid dynamics (CFD) simulations. The system allows a user to place and manipulate visualization primitives,...

Almaden • Austin • Beijing • Delhi • Haifa • T.J. Watson • Tokyo • Zurich A Static Compliance Checking Framework for Business Process Models (2008)

Y. Liu, S. Müller, K. Xu, Y. Liu A, S. Müller B, K. Xu A

This report has been submitted for publication outside of IBM and will probably be copyrighted if accepted for publication. It has been issued as a Research Report for early dissemination of its...

Rail-Track Viewer − An Image-Based Virtual Walkthrough System ©The Eurographics Association 2002 (2008)

S. Müller, W. Stürzlinger (editors, Lining Yang, Roger Crawfis

Complex renderings of synthetic scenes or virtual environments, once deemed impossible for consumer rendering, are becoming available as tools for young artists. These renderings, due to their...

Abstract Redirected Walking in Place (2008)

S. Müller, W. Stüzlinger (editors, Sharif Razzaque, Mel Slater, Mary C. Whitton, Anthony Steed

This paper describes a method for allowing people to virtually move around a CAVE ™ without ever having to turn to face the missing back wall. We describe the method, and report a pilot study of 28...

Abstract Redirected Walking in Place (2008)

S. Müller, W. Stüzlinger (editors, Sharif Razzaque, Mel Slater, Mary C. Whitton, Anthony Steed

This paper describes a method for allowing people to virtually move around a CAVE ™ without ever having to turn to face the missing back wall. We describe the method, and report a pilot study of 28...

Y. Liu (2008)

S. Müller, K. Xu

A static compliance-checking framework for business process models Regulatory compliance of business operations is a critical problem for enterprises. As enterprises increasingly use business process...

Almaden • Austin • Beijing • Delhi • Haifa • T.J. Watson • Tokyo • Zurich (2008)

C. Abrams, J. Von Känel, S. Müller, B. Pfitzmann, S. Ruschka-taylor, C. Abrams, ...

This report has been submitted for publication outside of IBM and will probably be copyrighted if accepted for publication. It has been issued as a Research Report for early dissemination of its...

A uniform, reproducible and reliable GaN HEMT technology with breakdown voltages in excess of 160 V delivering more than 60% PAE at 80 V (2008)

Waltereit, P., Bronner, W., Quay, R., Dammann, M., Müller, S., Kiefer, R., ...

We report on device performance and reliability of our 3" GaN HEMT technology. AlGaN/GaN HEMT structures are grown on semi-insulating SiC substrates by MOCVD with sheet resistance uniformities better...

Late Glacial to Holocene environments in the present-day coldest region of the Northern Hemisphere inferred from a pollen record of Lake Billyakh, Verkhoyansk Mts, NE Siberia (2008)

S. Müller, P. E. Tarasov, A. A. Andreev, B. Diekmann

In this study a radiocarbon-dated pollen record from Lake Billyakh (65°17'N, 126°47'E; 340 m a.s.l.) in the Verkhoyansk Mountains was used to reconstruct vegetation and climate...

Tunable dielectrics for microwave applications. (2008)

Giere, A., Zheng, Y., Maune, H., Sazegar, M., Paul, F., Zhou, X., ...

17th Internat.Symp.on Applications of Ferroelectrics (ISAF 2008), Santa Fe, N.M. February 24-27, 2008

A CMOS Optical Sensor System Performing Image Sampling on a Hexagonal Grid (2007)

R. Hauschild, B. J. Hosticka, S. Müller, M. Schwarz

An integrated CMOS image acquisition system suitable for retinal information processing in bionic vision systems or product inspection has been developed and tested. It supports the readout of...

Stagnation Point Analysis (2007)

M. Fey, R. Jeltsch, S. Müller

this paper we restrict ourself to the steady, two-dimensional, inviscid flow. Chemical nonequilibrium is taken into consideration. On the other hand, the flow shall be in thermal equilibrium. We...

JOURNAL OF STRUCTURAL BIOLOGY 119, 232–237 (1997) ARTICLE NO. SB973869 The Atomic Force Microscope as a New Microdissecting Tool for the Generation of Genetic Probes (2007)

S. Thalhammer, R. W. Stark, S. Müller, J. Wienberg, W. M. Heckl

The atomic force microscope (AFM) can be used to visualize and to manipulate biological material with relative ease and high resolution. This study was carried out to investigate whether probe sets,...

Abstract Active Visualization in a Multidisplay Immersive Environment (2007)

S. Müller, W. Stürzlinger (editors, W. Blanke, C. Bajaj

Building a system to actively visualize extremely large data sets on large tiled displays in a real time immersive environment involves a number of challenges. First, the system must be completely...

© The Eurographics Association 2002. (2007)

S. Müller, W. Stürzlinger (editors, Sumedha Kshirsagar, Nadia Magnenat-thalmann, Avatar Markup Language

Synchronization of speech, facial expressions and body gestures is one of the most critical problems in realistic avatar animation in virtual environments. In this paper, we address this problem by...

Climatic Changes (2007)

S. Valututti, S. Müller, M. Cella, E. Padovan, A. Lanzavecchia, H. M. Mcconnell, ...

40. The density and number of accumulated molecules in different regions of the contact area were calculated as the accumulated density (molecules/ �m 2) � {[intensity in masked area...

Collaboration in Tele-Immersive Environments © The Eurographics Association 2002. (2007)

S. Müller, W. Stürzlinger (editors, J. Mortensen, V. Vinayagamoorthy, M. Slater, A. Steed, ...

This paper describes a study of remote collaboration between people in a shared virtual environment. Seventeen subjects were recruited at University College London, who worked with a confederate at...

Collision Detection and Tissue Modeling in a VR-Simulator for Eye Surgery (2007)

S. Müller, W. Stürzlinger (editors, Clemens Wagner, Markus A. Schill, Reinhard Männer

This paper gives a survey of techniques for tissue interaction and discusses their application in the context of the intra-ocular training system EyeSi. As key interaction techniques collision...

Haptic Display for a Virtual Reality Simulator for Flexible (2007)

S. Müller, W. Stürzlinger (editors, Olaf Körner, Reinhard Männer

A simulation system for flexible endoscopy is described, based on virtual reality techniques. The physician moves the flexible endoscope inside a pipe, in which forces are applied to it. In addition...

H-Adaptive Multiscale Schemes for the Compressible Navier-Stokes Equations – Polyhedral Discretization, Data Compression and Mesh Generation (2007)

F. Bramkamp, B. Gottschlich-müller, M. Hesse, Ph. Lamby, S. Müller, J. Ballmann, ...

In this paper we present the main conceptual ingredients and the current state of development of the new solver QUADFLOW for large scale simulations of compressible fluid flow and fluid–structure...

to flow modeling and optimization (2007)

S. Müller, M. Milano, P. Koumoutsakos

We develop flow modeling and optimization techniques using biologically inspired algorithms such as neural networks and evolution strategies. The applications presented herein encompass a variety of...

Middle atmosphere water vapour and dynamical features in aircraft measurements and ECMWF analyses (2007)

Feist, D. G., Geer, A. J., Müller, S., Kämpfer, N.

The European Centre for Medium-Range Weather Forecasts (ECMWF) provides global analyses of atmospheric humidity from the ground to the lower mesosphere. Unlike in the troposphere, in the stratopshere...

Middle atmosphere water vapour and dynamical features in aircraft measurements and ECMWF analyses (2007)

Feist, D. G., Geer, A. J., Müller, S., Kämpfer, N.

The European Centre for Medium-Range Weather Forecasts (ECMWF) provides global analyses of atmospheric humidity from the ground to the lower mesosphere. Unlike in the troposphere, in the stratosphere...

Middle atmosphere water vapour and dynamical features in aircraft measurements and ECMWF analyses (2007)

D. G. Feist, A. J. Geer, S. Müller, N. Kämpfer

The European Centre for Medium-Range Weather Forecasts (ECMWF) provides global analyses of atmospheric humidity from the ground to the lower mesosphere. Unlike in the troposphere, in the stratosphere...

Middle atmosphere water vapour and dynamical features in aircraft measurements and ECMWF analyses (2007)

D. G. Feist, A. J. Geer, S. Müller, N. Kämpfer

The European Centre for Medium-Range Weather Forecasts (ECMWF) provides global analyses of atmospheric humidity from the ground to the lower mesosphere. Unlike in the troposphere, in the stratopshere...

NMR structure analysis of transport systems in biomembranes. (2007)

Ulrich, A.S., Walther, T., Witter, R., Müller, S., Afonin, S., Sternberg, U., ...

49th Rocky Mountain Conf.on Analytical Chemistry, Breckenridge, Colo., July 22-26, 2007

Mobile Mixed Reality Platform (2006)

Weidenhausen, J., Müller, S.

This PhD thesis describes a software platform that facilitates the building of applications in the context of mobile augmented reality. The main focus was laid on the integrated perception of...

Structure analysis of the protein export machinery TatA§d by solid state NMR. (2006)

Müller, S., Lange, C., Grage, S., Bürck, J., Afonin, S., Berditsch, M., ...

1st Internat.Workshop on Expression, Structure and Function of Membrane Proteins, Firenze, I, June 18-22, 2006

Semiclassical form factor for spectral and matrix element fluctuations of multi-dimensional chaotic systems (2004)

Turek, M., Spehner, D., Müller, S., Richter, K.

We present a semiclassical calculation of the generalized form factor which characterizes the fluctuations of matrix elements of the quantum operators in the eigenbasis of the Hamiltonian of a...

Intuitive und immersive Interaktion für virtuelle Umgebungen am Beispiel von VR-Design Review (2004)

Knöpfle, C., Müller, S.

Virtuelle Realität - Eine Technologie, die sich gerade in den letzten Jahren sehr stark entwickelte und heute in vielen Anwendungsbereichen anzutreffen ist. Spezielle Ein- und Ausgabegeräte,...

Dynamisches Objektverhalten in Virtuellen Umgebungen (2002)

Fröhlich, T., Müller, S.

Virtuelle Welten waren in den vergangenen Jahren wegen der hohen Kosten Forschungslaboren vorbehalten und der Öffentlichkeit anlässlich zeitlich begrenzter Ausstellungen und Messen zugänglich. Mit...

European Schoolnet (EUN) European Treasury Browser (ETB) project, http://etb.eun.org (2002)

J. Bückner, S. Müller, M. Pahl, O. Stahlhut

The interpretation of remote sensing data is a complex task because of the high variability of the image material under investigation. At the Institute of Communication Theory and Signal Processing...

Interactive Visualization and Steering of CFD Simulations (2002)

S. Müller, W. Stürzlinger (editors, O. Kreylos, A. M. Tesdall, B. Hamann, J. K. Hunter, ...

We describe a system that supports real-time interactive visualization of computational fluid dynamics (CFD) simulations. The system allows a user to place and manipulate visualization primitives,...

Eigth Eurographics Workshop on Virtual Environments (2002) (2002)

Mller Strzlinger Editors, S. Müller, W. Stürzlinger (editors, M. Hachet, P. Guitton

Large display systems such as Reality Centers or Powerwalls, allow several users to be immersed in a virtual environment while being located in the same physical space. The characteristics of such...

Appearance based object modeling using texture database: Acquisition, compression and rendering (2002)

S. Müller, W. Stürzlinger (editors, R. Furukawa, H. Kawasaki, K. Ikeuchi, M. Sakauchi

Image-based object modeling enables us to compose photorealistic images of modeled objects for various rendering conditions (viewpoints/light directions, etc.) However, it is very challenging to...

Multiscale Modeling of Materials - the Role of Analysis (2002)

S. Conti, A. Desimone, G. Dolzmann, S. Müller, F. Otto

We present two case studies how analysis can be used to derive a hierarchy of models to capture multiscale behavior of materials. The determination, via Γ-convergence, of the thin film...

Full Performance of Modern Echocardiography within the Heart: In-Vivo Feasibility Study with a New Intracardiac, Phased-Array Ultrasound-tipped Catheter (2001)

Caspari, G.H., Müller, S., Bartel, T., Koopmann, J., Erbel, R.

Background: Intracardiac echocardiography with full performance of high-resolution two-dimensional-, M-mode-, colour, pulsed and continuous wave Doppler and Doppler tissue imaging has not been...

Schallemissions- und Ultraschallmessungen an PZT-Keramik. (2001)

Müller, S.

ZfP im Übergang zum 3.Jahrtausend : Jahrestagung 2000 der Deutschen Gesellschaft für Zerstörungsfreie Prüfung, Innsbruck, 29.-31.Mai 2000

Development Of A Flow Solver Employing Local Adaptation Based On Multiscale Analysis On B-Spline Grids (2000)

F. Bramkamp, J. Ballmann, S. Müller

In the framework of this paper, the basic concepts and preliminary results of a new flow solver, which employs locally h-adaptive grids with hanging nodes, are presented. The new method consists of...

Pre-ovulatory Graafian follicles are cooler than neighbouring stroma in pig ovaries (2000)

Hunter, R.H.F., Bøgh, I.B., Einer-Jensen, N., Müller, S., Greve, T.

Using an infra-red camera, domestic pig ovaries were thermo-imaged almost instantaneously at laparotomy or within a closed abdomen by endoscopy. Rectal and jugular vein temperatures were recorded...

Thermomechanical behaviour of ceramic breeder and beryllium pebble beds. (2000)

Reimann, J., Arbogast, E., Behnke, M., Müller, S., Thomauske, K.

Proc.of the 5th Internat.Symp.on Fusion Nuclear Technology (ISFNT), Roma, I, September 19-24, 1999 Part A

Statistical Pattern Recognition Techniques for Multimodal Human Computer Interaction and Multimedia Information Processing (1999)

G. Rigoll, S. Müller

This paper presents an extensive overview on statistical pattern recognition methods for a variety of different tasks, related to multimodal human-computer interaction and multimedia information...

Robust Person Tracking in Real Scenarios with Non-Stationary Background Using A Statistical Computer Vision Approach (1999)

G. Rigoll, B. Winterstein, S. Müller

This paper presents a novel approach to robust and flexible person tracking using an algorithm that combines two powerful stochastic modeling technique: The first one is the technique of so-called...

Messungen an PZT-Keramiken. (1999)

Müller, S.

Wissenschaftliche Berichte, FZKA-6190 (März 99)

Rißverlängerungsmessungen an thermozyklisch belasteten Proben mittels Wirbelstromsonden. (1998)

Müller, S., Thun, G.

ZfP als Dienstleistung in einer veränderten Industriestruktur : Jahrestagung 1997 der Deutschen Gesellschaft für zerstörungsfreie Prüfung, Dresden, 5.-7.Mai, 1997

Nonsymmetry in the deformation behaviour of PZT. (1998)

Fett, T., Müller, S., Munz, D., Thun, G.

Journal of Materials Science Letters, 17(1998) S.261-65

Deformation and strength behavior of a soft PZT ceramic. (1998)

Munz, D., Fett, T., Müller, S., Thun, G.

SPIE 5th Conf.on Smart Structures and Materials, San Diego, Calif., March 2-5, 1998

First experiments on the thermomechanical behaviour of Li§4SiO§4 pebble beds. (1998)

Reimann, J., Müller, S.

20th Internat.Symp.on Fusion Technology (SOFT), Marseille, F, September 7-11, 1998

Neutral-Current Four-Fermion Production in $e^+ e^-$ Interactions at 130 GeV $\leq \sqrt{s} \leq$ 172 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A study of neutral-current four-fermion processes is performed, using data collected by the L3 detector at LEP during high-energy runs at centre-of-mass energies 130 - 136, 161 and 170 - 172 GeV,...

Measurement of $\eta '(958)$ formation in two-photon collisions at LEP1 (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The formation of the eta' in the reaction ee->ee eta'->ee pi pi gamma has been measured by the L3 detector at a centre-of-mass energy of 91 GeV. The radiative width of the eta' has been found to be...

Measurements of Mass, Width and Gauge Couplings of the W Boson at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on measurements of mass and total decay width of the W boson and of triple-gauge-boson couplings, $\gamma$WW and ZWW, with the L3 detector at LEP. W-pair events produced in $\EE$...

Search for R-Parity Breaking Sneutrino Exchange at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on a search for R--parity breaking effects due to supersymmetric tau--sneutrino exchange in the reactions e+e- to e+e- and e+e- to mu+mu- at centre--of--mass energies from 91~{\GeV} to...

Missing mass spectra in hadronic events from $e^+ e^-$ collisions at $\sqrt{s}$=161-172 GeV and limits on invisible Higgs decays (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Events characterised by large hadronic energy and transverse momentum are selected from the data collected by the L3 detector at LEP at centre-of-mass energies between 161 and 172 GeV, corresponding...

Search for new physics in energetic single photon production in $e^+ e^-$ annihilation at the Z resonance (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Using a sample of $\mathrm{e^{+}e^{-}}$ annihilation events collected with the L3 detector at the Z resonance corresponding to an integrated luminosity of 137 pb$^{-1}$, we have searched for...

Search for the Standard Model Higgs Boson in $e^+ e^-$ Interactions at $161 \leq \sqrt{s} \leq 172$ GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A search for the Standard Model Higgs boson has been performed with the L3 detector at LEP. The data sample was collected at three centre-of-mass energies, 161.3, 170.3 and 172.3 GeV with integrated...

Search for heavy neutral and charged leptons in $e^+ e^-$ annihilation at $\sqrt{s}$ = 161 GeV and $\sqrt{s}$ = 172 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A search for unstable neutral and charged heavy leptons as well as for stable charged heavy leptons has been made at center-of-mass energies $\sqrt{s}$ = 161 GeV and $\sqrt{s}$ = 172 GeV with the L3...

Study of hadronic events and measurements of $\alpha_{s}$ between 30 and 91 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We have studied the structure of hadronic events with a hard, %radiated isolated photon in the final state ($\mathrm{e^{+}e^{-}} \rightarrow$ Z $\rightarrow$ hadrons $+$ $\gamma$) in the 3.6 million...

Single and multi-photon events with missing energy in $e^+ e^-$ collisions at 161 GeV < $\sqrt{s}$ < 172 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A search for single and multi-photon events with missing energy is performed using data collected at centre-of-mass energies between 161 GeV and 172 GeV for a total of 20.9 pb$^{-1}$ of integrated...

Hard-photon production at $\sqrt{s}$ = 161 and 172 GeV at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We have studied the process $e^+e^-{\rightarrow}\rm n {\gamma}$ $(\rm n{\ge}2)$ at centre-of-mass energies of 161.3 GeV and 172.1 GeV. The analysis is based on a sample of events collected by the L3...

$\Upsilon$ production in Z Decays (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We have searched for evidence of Upsilon production in 3.5 million hadronic Z decays collected by the L3 detector at LEP in 1991-1995. No signals are observed for the decay chain Z -> Upsilon X;...

Measurement of W-pair cross sections in $e^+ e^-$ interactions at $\sqrt{s}$ = 172 GeV and W decay branching fractions (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on the measurement of W-boson pair-production with the L3 detector at LEP at an average centre-of-mass energy of 172.13~GeV. In a data sample corresponding to a total luminosity of...

Resonance formation in the $\pi^+\pi^-\pi^0$ final state in two-photon collisions (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A study of resonance formation is presented in the $\pi^+\pi^-\pi^0$ final state in two-photon collisions at LEP. The $a_2(1320)$ radiative width is measured to be...

Search for anomalous four-jet events in $e^+ e^-$ annihilation at $\sqrt{s}$ = 130-172 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A study of hadronic events with high jet-multiplicity is performed using the data sample collected by the L3 experiment at LEP at $\sqrt{s}=130-172$ GeV. The observed event rates agree with the...

$K^{0}_{S}$ and $\Lambda$ production in quark and gluon jets at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A measurement of the $\mathrm{K^0_s}$ and $\Lambda$ inclusive production rates and momentum spectra in two- and three-jet events is presented. On the basis of about 3.1~million Z decays collected...

Measurement of hadron and lepton pair production at 161 GeV < $\sqrt{s}$ < 172 GeV at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on measurements of $\mathrm{e^+e^-}$ annihilation into hadrons and lepton pairs. The data have been taken with the L3 detector at LEP at centre--of--mass energies between...

QCD Studies and Determination of $\alpha_s$ in $e^+ e^-$ collisions at $\sqrt{s}$ = 161 GeV and 172 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We present a study of the structure of hadronic events recorded by the L3 detector at LEP at the center of mass energies of 161 and 172 GeV. The data sample corresponds to an integrated luminosity of...

Production of e, $\mu$ and $\tau$ Pairs in Untagged Two-Photon Collisions at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The two-photon collision reaction e+e- --> e+e-l+l- has been studied at root(s) ~ 91 GeV using the L3 detector at LEP for l = e, muon , tau. We have analysed untagged configurations where the two...

Cross-Section of Hadron Production in $\gamma\gamma$ Collisions at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The reaction $\mathrm{e}^{+} \mathrm{e}^{-} \rightarrow \mathrm{e}^{+} \mathrm{e}^{-} \gamma ^{*} \gamma ^{*} \rightarrow \mathrm{e}^{+} \mathrm{e}^{-} $ {\sl hadrons} is analysed using data...

Production of Single W Bosons at LEP (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

We report on the observation of single W boson production in a data sample collected by the L3 detector at LEP2. The signal consists of large missing energy final states with a single energetic...

Search for Excited Leptons in $e^+ e^-$ Annihilation at $\sqrt{s}$ = 161 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

A search for excited leptons $\rm e^*,~\mu^*, ~\tau^*$ and $\nu_{\rm e}^*$ in $\rm e^+e^-$ collisions at $\rm \sqrt{s}$ = 161 GeV is performed using the $\rm 10.8 ~pb^{-1}$ of data collected by the...

Pair-Production of W Bosons in $e^+ e^-$ Interactions at $\sqrt{s}$ = 161 GeV (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

We report on the measurement of W-boson pair-production with the L3 detector at LEP at a centre-of-mass energy of 161.34~\GeV. In a data sample corresponding to a total luminosity of 11~pb$^{-1}$, we...

Measurement of $D_{s}^{-} \to \tau^{-}\overline{\nu}_\tau$ and a New Limit for $B^- \to \tau^{- }\overline{\nu}_\tau$ (1997)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

Using a data sample of 1,475,000 $\ZQQG$ events collected during 1994 with the L3 detector at LEP, we have studied the purely leptonic decays of heavy flavour mesons, $\Dtau$ and $\Btau$. A signal is...

Sharp Energy Estimates for Finite Element Approximations of Non-Convex Problems (1997)

M. Chipot, S. Müller

This paper was written when the first author was visiting the Universidade de Beira Interior in Covilh~a. He would like to thank the mathematics department for its support. The second author would...

Study of the Weak Charged Hadronic Current in b Decays (1996)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

Charged and neutral particle multiplicities of jets associated with identified semileptonic and hadronic b decays are studied. The observed differences between these jets are used to determine the...

Measurement of Inclusive $\omega$ and $\eta$' Production in Hadronic Z Decays (1996)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

We present a study of the inclusive $\omega$ and $\eta^{\prime}$ production based on 3.1 million hadronic Z decays recorded with the L3 detector at LEP during 1991--1994. The production rates per...

Search for neutral B meson decays to two charged leptons (1996)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

The decays $\mathrm{B_d^0,\,B_s^0 \rightarrow e^+e^-,\,\mu^+\mu^-,\, e^\pm\mu^\mp}$ are searched for in 3.5 million hadronic ${\mathrm{Z}}$ events, which constitute the full LEP I data sample...

Search for Exclusive B Decays to J and $\eta$ or $\pi^{0}$ with the L3 Detector (1996)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

A search for exclusive decays of $\ensuremath{\mathrm{B_d^0}}$ and $\ensuremath{\mathrm{B_s^0}}$ mesons has been performed in the channels $\ensuremath{\mathrm{B_d^0}\rightarrow\mathrm{J}\eta}$,\,\,...

Measurement of the Lifetime of the $\tau$ Lepton (1996)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

The lifetime of the tau lepton is measured using data collected in 1994 by the L3 detector at LEP. The precise track position information of the Silicon Microvertex Detector is exploited. The tau...

Measurement of the B$_{d}^{0}$ meson oscillation frequency (1996)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...

Time-dependent \Bd-\Bbd\ mixing is studied using 1.5 million hadronic Z decays collected by L3. Semileptonic B decays are selected by requiring at least one reconstructed lepton in both thrust...

Search for unstable sequential neutral and charged heavy leptons in $e^{+}e^{-}$ annihilation at $\sqrt{s}$ = 130 and 136 GeV (1996)

Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...

A search for unstable sequential neutral and charged heavy leptons has been made at center-of-mass energies 130 and 136 \GeV\ with the L3 detector at LEP. The neutral leptons are assumed to decay via...

Study of the structure of hadronic events and determination of $\alpha_{s}$ at $\sqrt{s}$ = 130 GeV and 136 GeV (1996)

Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...

We present a study of the structure of hadronic events recorded by the L3 detector at center-of-mass energies of 130 and 136 GeV. The data sample corresponds to an integrated luminosity of 5 pb-1...

Measurement of $\eta$ production in two and three-jet events from hadronic Z decays at LEP (1996)

Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...

The inclusive production of \eta mesons has been studied using 1.6 million hadronic Z decays collected with the L3 detector. The \eta multiplicity per event, the multiplicity for two-jet and...

Search for excited leptons in $e^{+} e^{-}$ annihilation at $\sqrt {s}$ = 130 - 140 GeV (1996)

Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...

We report on a search for the excited leptons e^*,mu^*,tau^* and nu^* in e+e- collisions at sqrt{s} = 130 - 140 GeV using the L3 detector at LEP. No evidence has been found for their existence. From...

Measurement of hadron and lepton-pair production at 130 GeV $ (1996)

Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...

We report on the first measurements of e+e- annihilations into hadrons and lepton pairs at center-of-mass energies between 130 GeV and 140 GeV. In a total luminosity of 5 pb-1 collected with the L3...

Global Trader Cooperation in Open Service Markets (1996)

S. (Muller) Müller, K. Müller-Jones, W. Lamersdorf, T. Tu

Client support for service access in open distributed systems plays an increasingly important role in the context of Open Distributed Processing (ODP). Examples for that include ODP's early...

A comparative study of Navier-Stokes and Viscous Shock Layer Solutions for a wide range of Reynolds and Mach numbers (1995)

S. Müller, N. Yamaleev, A. Klomfass

A parametric comparison of solutions of the full Navier-Stokes equations and the full viscous shock layer (FVSL) equations is presented. These equations are both widely used for modelling of steady...

Measurement of cross sections and leptonic forward-backward asymmetries at the Z pole and determination of electroweak parameters (1994)

Bilei, G. M., Monteleoni, B., Bertucci, B., Ferroni, F., Vorobyov, An. A., Vorobyov, An. A., ...

We report on the measurement of the leptonic and hadronic cross sections and leptonic forward-backward asymmetries at the Z peak with the L3 detector at LEP. The total luminosity of 40.8 pb −1...

Ermitteln des E-Moduls an Keramikproben bis 1400`0C mit Hilfe der Ultraschallmeßtechnik. (1994)

Müller, S., Wiens, E., Ansorge, F.

60 Jahre DGZfP - Erfahrungen und Nutzen für Europa : Vorträge und Plakatberichte, DGZfP Jubiläumstagung, Garmisch-Partenkirchen, 17.-19.Mai 1994 Teil 2 S.1007-13

Search for non-minimal Higgs bosons in Z 0 decays (1993)

Sarakinos, M. S., Vogel, H., Zichichi, A., Xie, Y. Y., Xu, J. G., White, M., ...

We report on a search for the neutral and charged Higgs bosons predicted by models of spontaneous symmetry breaking with more than one Higgs doublet field. No signals are observed. We set...

Studies of hadronic event structure and comparisons with QCD models at the Z 0 resonance (1992)

Meschini, M., Malhotra, P. K., Becker, U., Santocchia, A., Wright, D., Zhou, B., ...

The structure of hadronic events from Z 0 decay is studied by measuring event shape variables, factorial moments, and the energy flow distribution. The distributions, after correction for detector...

Measurement of electroweak parameters from hadronic and leptonic decays of the Z 0 (1991)

Antonov, L., Tarkovsky, E., Sheer, I., Nowak, H., Grinnell, C., Kraemer, R. W., ...

We have studied the reactions e + e − →hadrons, e + e − , μ + μ − and τ + τ − , in the energy range 88.2 GeV. A total luminosity of 5.5 pb −1 , corresponding to approximately 115000...

A low-resolution spectrophotometer for measuring the integrated colour of galaxies (1990)

Rakos, Karl D., Weiss, W. W., Müller, S., Pressberger, R., Wachtler, P., Schombert, J. M., ...

The spectrophotometer presented here combines the advantage of aperture photometry with spectrophotometry to obtain colours of extended objects over the range of 3500–6000 Å. The...

Dynamics of Polyphosphate-Accumulating Bacteria in Wastewater Treatment Plant Microbial Communities Detected via DAPI (4′,6′-Diamidino-2-Phenylindole) and Tetracycline Labeling▿ †

Günther, S., Trutnau, M., Kleinsteuber, S., Hause, G., Bley, T., Röske, I., ...

Wastewater treatment plants with enhanced biological phosphorus removal represent a state-of-the-art technology. Nevertheless, the process of phosphate removal is prone to occasional failure. One...

Restoration of caveolin-1 expression suppresses growth and metastasis of head and neck squamous cell carcinoma

Zhang, H, Su, L, Müller, S, Tighiouart, M, Xu, Z, Zhang, X, ...

Caveolin-1 (Cav-1) plays an important role in modulating cellular signalling, but its role in metastasis is not well defined. A significant reduction in Cav-1 levels was detected in lymph node...