Jacques Colas

ATLAS liquid argon calorimeter back end electronics (2007)

Bán, J, Bazan, A, Bellachia, F, Blondel, A, Böttcher, S, Clark, A, ...

The Liquid Argon calorimeters play a central role in the ATLAS (A Toroidal LHC Apparatus) experiment. The environment at the Large Hadron Collider (LHC) imposes strong constraints on the detectors...

Energy Linearity and Resolution of the ATLAS Electromagnetic Barrel Calorimeter in an Electron Test-Beam (2006)

Aharrouche, M, Colas, Jacques, Di Ciaccio, L, El-Kacimi, M, Gaumer, O, Gouanère, M, ...

A module of the ATLAS electromagnetic barrel liquid argon calorimeter was exposed to the CERN electron test-beam at the H8 beam line upgraded for precision momentum measurement. The available...

Construction, assembly and tests of the ATLAS electromagnetic barrel calorimeter (2005)

Aubert, B, Beaugiraud, B, Colas, Jacques, Delebecque, P, Di Ciaccio, L, El-Kacimi, M, ...

The construction and assembly of the two half barrels of the ATLAS central electromagnetic calorimeter and their insertion into the barrel cryostat are described. The results of the qualification...

Development and Construction of Large Size Signal Electrodes for the ATLAS Electromagnetic Calorimeter (2004)

Aubert, B, Ballansat, J, Colas, Jacques, Girard, C, Jérémie, A, Jézéquel, S, ...

We describe the electric circuits (electrodes) which polarize and read out the Lead-Liquid Argon electromagnetic calorimeter for the ATLAS detector. The paper covers design and material choices of...

Performance of the ATLAS Electromagnetic Calorimeter End-cap Module 0 (2003)

Aubert, Bernard, Abouelouafa, M, Alexa, C, Astesan, F, Augé, E, Aulchenko, V M, ...

The construction and beam test results of the ATLAS electromagnetic end-cap calorimeter pre-production module 0 are presented. The stochastic term of the energy resolution is between 10% GeV^1/2 and...

Performance of the ATLAS electromagnetic calorimeter barrel module 0 (2003)

Aubert, Bernard, Abouelouafa, M, Alexa, C, Astesan, F, Augé, E, Aulchenko, V M, ...

The construction and performance of the barrel pre-series module 0 of the future ATLAS electromagnetic calorimeter at the LHC is described. The signal reconstruction and performance of ATLAS-like...

Etalonnage du calorimètre électromagnétique d'ATLAS: Recherche du boson de Higgs dans ses désintégrations invisibles (2002)

Neukermans, L, Colas, Jacques

Test Bench Of The Barrel Calorimeter Modules (2002)

Boniface, J, Bonnefon, H, Colas, Jacques, Dromby, G, Jevaud, M, Mansoulié, B, ...

A systematic procedure to qualify the barrel calorimeter modules is an essential step to guarantee a 0.7% constant term, which is the collaboration objective. The procedure detailed in this note...

The ATLAS calorimeter calibration board: tests of a first set of boards (2000)

Colas, Jacques, Dumont-Dayot, N, Moynot, M, Perrodo, P, Perrot, G, Wingerter-Seez, I, ...

Overview of the ATLAS LARG Electronics (2000)

Colas, Jacques

LHC Meeting (2000)

Llewellyn Smith, Christopher Hubert, Colas, Jacques, Gaines, I, Gianotti, F, Innocente, Vincenzo, Jenni, Peter, ...

09.00Ð09.15 Status of the LHC project (C.ÊLlewellyn Smith) 09.15Ð09.45 ATLAS status report 09.45Ð10.45 ATLAS calorimeter Technical Design Report 10.45Ð11.15 Coffee break 11.15Ð12.15 ATLAS...

9th International Conference on Calorimetry in High Energy Physics (1999)

Aubert, Bernard, Colas, Jacques, Nédélec, P, Poggioli, Luc

Test beam results of a stereo preshower integrated in the liquid argon accordion calorimeter (1997)

Davis, R, Gingrich, D M, Greenious, G, Kitching, P, Olsen, B, Pinfold, James L, ...

This paper describes the construction of an integrated preshower within the RD3 liquid argon accordion calorimeter. It has a stereo view which enables the measurement of two transverse coordinates....

Performance of an endcap prototype of the ATLAS accordion electromagnetic calorimeter (1996)

Gingrich, D M, Pinfold, James L, Boos, E, Zhautykov, B O, Aubert, Bernard, Bazan, A, ...

The design and construction of a lead-liquid argon endcap calorimeter prototype using an accordion geometry and conceived as a sector of the inner wheel of the endcap calorimeter of the future ATLAS...

Results from a combined test of an electromagnetic liquid argon calorimeter with a hadronic scintillating-tile calorimeter (1996)

Ajaltouni, Ziad J, Albiol, F, Alifanov, A, Amaral, P, Ambrosini, G, Amorim, A, ...

The first combined test of an electromagnetic liquid argon accordion calorimeter and a hadronic scintillating-tile calorimeter was carried out at the CERN SPS. These devices are prototypes of the...

MUSIP: a 40 MHz filter card for the ATLAS electromagnetic calorimeter signal (1996)

Colas, Jacques, Bonnefon, H, Dromby, G, Lecoq, J, Moynot, M, Nicoleau, S, ...

Construction and test of a fine-grained liquid argon preshower prototype (1996)

Davis, R, Gingrich, D M, Pinfold, J L, Rodning, N L, Boos, E, Zhautykov, B O, ...

A separate liquid argon preshower detector consisting of two layers featuring a fine granularity of 2.5~10$^{\mathrm{-3}}$ was studied by the RD3 collaboration. A prototype covering approximately 0.8...

Hydrogen streamer chamber up to atmospheric pressure (1996)

Rohrbach, F, Cathenoz, M, Jenny, J, Colas, Jacques, Fournier, D, Noppe, J M, ...

Performance of a large scale prototype of the ATLAS accordion electromagnetic calorimeter (1995)

Gingrich, D M, Greeniaus, L G, Kitching, P, Olsen, B, Pinfold, James L, Rodning, N L, ...

Liquid calorimetry for LHC (1995)

Colas, Jacques

Performance of a liquid argon accordion hadronic calorimeter prototype (1994)

Gingrich, D M, Greeniaus, L G, Kitching, P, Olsen, B, Pinfold, James L, Rodning, N L, ...

Performance of a liquid argon preshower detector integrated with an accordion calorimeter (1992)

Aubert, Bernard, Bazan, A, Beaugiraud, B, Colas, Jacques, Le Flour, T, Maire, M, ...

Performance of a liquid argon electromagnetic calorimeter with a cylindrical accordion geometry (1992)

Aubert, Bernard, Bazan, A, Beaugiraud, B, Colas, Jacques, Le Flour, T, Maire, M, ...

Performance of a liquid argon accordion calorimeter with fast read-out (1992)

Aubert, Bernard, Bazan, A, Beaugiraud, B, Colas, Jacques, Le Flour, T, Maire, M, ...

First observation of the beauty baryon $\Lambda_{b}$ in the decay channel $\Lambda_{b}$ --> J/$\psi\Lambda$ at the CERN proton-antiproton collider (1991)

Albajar, C, Albrow, Michael G, Allkofer, O C, Ankoviak, K M, Apsimon, R J, Aubert, Bernard, ...

Performance of a liquid argon electromagnetic calorimeter with an "accordion" geometry (1991)

Aubert, Bernard, Bazan, A, Cavanna, F, Colas, Jacques, Le Flour, T, Vialle, J P, ...

A search for rare B meson decays at the CERN Sp$\overline{p}$S collider (1991)

Albajar, C, Albrow, Michael G, Allkofer, O C, Ankoviak, K M, Apsimon, R J, Aubert, Bernard, ...

Measurement of B$^{0}$ - $\overline{B}^{0}$ mixing at the CERN Sp$\overline{p}$S collider (1991)

Albajar, C, Albrow, Michael G, Allkofer, O C, Ankoviak, K M, Apsimon, R J, Aubert, Bernard, ...

Limits on t-quark decay into charged Higgs from a direct search at the CERN p$\overline{p}$ collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Ankoviak, K M, Apsimon, R J, Aubert, Bernard, ...

J/$\psi$ and $\psi$' production at the CERN p$\overline{p}$ collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Ankoviak, K M, Apsimon, R J, Aubert, Bernard, ...

Beauty production at the CERN p$\overline{p}$ collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Ankoviak, K M, Apsimon, R J, Aubert, Bernard, ...

Measurement of the ratio R $\equiv$ $\sigma_{W}$Br(W --> $\mu\nu$)/ $\sigma_{Z}$Br(Z --> $\mu\mu$) and $\Gamma^{tot}_{W}$ at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

A study of the D$*$ content of jets at the CERN p$\overline{p}$ collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

Intermittency studies in $\overline{p}$p collisions at \Sqrt s = 630 GeV (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

Search for new heavy quarks in proton-antiproton collisions at \Sqrt s = 0.63 TeV (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

Experimental limit on the decay W$^{\pm}$ --> $\pi^{\pm}\gamma$ at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

Observation of muonic $Z^{0}$ decay at the $\overline{p}p$ collider (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Rich, J, Bacci, Cesare, ...

Performance of a uranium/tetramethylpentane electromagnetic calorimeter (1990)

Albrow, M, Apsimon, R J, Aubert, Bernard, Bacci, Cesare, Bézaguet, Alain-Arthur, Bonino, R, ...

Elastic and total cross section measurement at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Ransdell, J, Bauer, G, ...

Search for massive $e\nu\gamma$ and $\mu\nu\gamma$ final states at the CERN Super Proton Synchrotron collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Roberts, C, Bauer, G, ...

Observation of the muonic decay of the charged intermediate vector boson (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Rohlf, J, Bauer, G, ...

Angular distributions and structure functions from two-jet events at the CERN SPS $p\overline{p}$ collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Rohlf, J, Bauer, G, ...

Experimental observation of events with large missing transverse energy accompanied by a jet or a photon(s) in $p\overline{p}$ collisions at $\sqrt{s} = 540 GeV$ (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Roberts, C, Bauer, G, ...

Intermediate-mass dimuon events at the CERN $p\overline{p}$ collider at $\sqrt{s} = 540 GeV$ (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Raja, R, Bacci, Cesare, ...

W production properties at the CERN SPS collider (1990)

Arnison, Geoffrey T J, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, ...

Inclusive jet production at $\sqrt{s} = 546 GeV$ (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Batley, J Richard, ...

Recent results on intermediate vector boson properties at the CERN Super Proton Synchrotron collider (1990)

Arnison, Geoffrey T J, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Nandi, A, Aubert, Bernard, ...

Further evidence for charged intermediate vector bosons at the SPS collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bauer, G, Bézaguet, Alain-Arthur, ...

Experimental observation of lepton pairs of invariant mass around $95 GeV/c^{2}$ at the CERN SPS collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bauer, G, Bézaguet, Alain-Arthur, ...

Analysis of the fragmentation properties of quark and gluon jets at the CERN SPS $p\overline{p}$ collider (1990)

Arnison, Geoffrey T J, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, ...

Angular distributions for high-mass jet pairs and a limit on the energy scale of compositeness for quarks from the CERN $\overline{p}$p collider (1990)

Arnison, Geoffrey T J, Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, ...

Study of heavy flavour production in events with a muon accompanied by jet(s) at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Events with large missing transverse energy at the CERN collider ; 1, W --> tau.nu decay and test of tau-mu-e universality at Q$^{2}$ = m$_{W}^{2}$ (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, ...

Events with large missing transverse energy at the CERN collider ; 2, search for the decays of W+- into heavy leptons and of Z0 into non-interacting particles (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, ...

Beauty production at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, ...

Production of W's with large transverse momentum at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, ...

Intermediate-vector-boson properties at the CERN Super Proton Synchrotron collider (1990)

Arnison, Geoffrey T J, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, ...

Analysis of the highest transverse energy events seen in the UA1 detector at the Sp$\overline{p}$S collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, ...

Events with large missing transverse energy at the CERN collider ; 3, mass limits on supersymmetric particles (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Intermediate vector boson cross sections at the CERN super proton synchrotron collider and the number of neutrino types (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Production of low transverse energy clusters in $\overline{p}$p collisions at \Sqrt s = 0.2 - 0.9 TeV and their interpretation in terms of QCD jets (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Low mass dimuon production at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Two-jet mass distributions at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Measurement of the bottom quark production cross-section in proton-antiproton collisions at \Sqrt s = 0.63 TeV (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Studies of intermediate vector boson production and decay in UA1 at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, ...

Bose-Einstein correlations in $\overline{p}$p interactions at \Sqrt s = 0.2 to 0.9 TeV (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

A study of the general characteristics of proton-antiproton collisions at \sqrt s = 0.2 to 0.9 TeV (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

High transverse momentum J/psi production at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Comparison of W and direct photon cross-sections at large transverse momenta (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Andrieu, B, Ankoviak, K M, Apsimon, R J, ...

Direct photon production at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

$D^{0}$ production in jets at the CERN SPS collider (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Rijssenbeek, M, Bacci, Cesare, ...

Associated production of an isolated, large-transverse-momentum lepton (electron or muon), and two jets at the CERN $p\overline{p}$ collider (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Rijssenbeek, M, Bacci, Cesare, ...

Comparison of three-jet and two-jet cross-sections in $p\overline{p}$ collisions at the CERN SPS $p\overline{p}$ collider (1990)

Arnison, Geoffrey T J, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Porte, J P, Bacci, Cesare, ...

Hadronic jet production at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Roberts, C, Bauer, G, ...

Search for new heavy quarks at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Axon, T J, ...

Search for B0 - $\overline{B}$0 oscillations at the CERN proton-antiproton collider (1990)

Albajar, C, Albrow, Michael G, Allkofer, O C, Arnison, Geoffrey T J, Aubert, Bernard, Axon, T J, ...

Measurement of the inclusive jet cross section at the CERN $p\overline{p}$ collider (1990)

Arnison, Geoffrey T J, Albrow, Michael G, Allkofer, O C, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, ...

Jet fragmentation into charged particles at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Rohlf, J, Bauer, G, ...

Transverse energy distributions in the central calorimeters (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bernabei, R, Bézaguet, Alain-Arthur, ...

Search for Centauro-like events at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bernabei, R, Bézaguet, Alain-Arthur, ...

Transverse momentum spectrum of neutral electromagnetic particles produced at the CERN proton- antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bernabei, R, Bézaguet, Alain-Arthur, ...

Observation of jets in high transverse energy events at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Saudraix, Jean, Bernabei, R, ...

First observation of correlations between high transverse momentum charged particles in events from the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bernabei, R, Bézaguet, Alain-Arthur, ...

Small angle elastic scattering at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bernabei, R, Bézaguet, Alain-Arthur, ...

Charged particle multiplicity distributions in proton-antiproton collisions at 540 GeV centre of mass energy (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Saudraix, Jean, Bernabei, R, ...

Experimental observation of isolated large transverse energy electrons with associated missing energy at $\sqrt{s} = 540 GeV$ (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Rohlf, J, Bauer, G, ...

Transverse momentum spectra for charged particles at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Bernabei, R, Bézaguet, Alain-Arthur, ...

Some observations on the first events seen at the CERN proton-antiproton collider (1990)

Arnison, Geoffrey T J, Astbury, Alan, Aubert, Bernard, Bacci, Cesare, Sajot, G, Bernabei, R, ...

An end-cap detector for leptons and large p$_{T}$ jets emitted at medium angles (1990)

Aubert, Bernard, Bussière, A, Catz, P, Colas, Jacques, Della Negra, Michel, Linglin, D