Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics (2008)
Abat, E., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., ...
A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance...
Conceptual Design of the LHC Interaction Region Upgrade: Phase-I (2008)
Ostojic, R, Williams, L, Baglin, V, Ballarino, A, Cerutti, F, Denz, R, ...
The LHC is starting operation with beam. The primary goal of CERN and the LHC community is to ensure that the collider is operated efficiently and that it achieves nominal performance in the shortest...
Raimbault, P., Garcia, N., Cerutti, F.
During the BIOSOPE cruise the RV Atalante was dedicated to study the biogeochemical properties in the South Pacific between the Marquesas Islands (141° W8° S) and the Chilean upwelling (73°...
Raimbault, P., Garcia, N., Cerutti, F.
The BIOSOPE cruise of the RV Atalante was devoted to study the biogeochemical properties in the South Pacific between the Marquesas Islands (141° W8° S) and the Chilean upwelling (73° W34°...
Raimbault, P., Garcia, N., Cerutti, F.
During the BIOSOPE cruise the RV Atalante was dedicated to study the biogeochemical properties in the South Pacific between the Marquesas Islands (141° W8° S) and the Chilean upwelling (73°...
Raimbault, P., Garcia, N., Cerutti, F.
The BIOSOPE cruise of the RV Atalante was devoted to study the biogeochemical properties in the South Pacific between the Marquesas Islands (141° W8° S) and the Chilean upwelling (73° W34°...
Schael, S., Barate, R., Brunelière, R., De Bonis, I., Décamp, D., Goy, C., ...
Triple gauge-boson couplings WWgamma and WWZ involving single-photon, single-W and W-pair production are determined using data samples collected at LEP with the ALEPH detector at centre-of-mass...
Search for pentaquark states in Z decays (2008)
Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...
Exotic hadrons made of five quarks (pentaquarks) are searched for in hadronic Z decays collected by the ALEPH detector at LEP. No significant signal is observed. At 95% C.L., upper limits are set on...
Two-dimensional analysis of Bose-Einstein correlations in hadronic Z decays at LEP (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
Bose-Einstein correlations are studied in pairs of charged pions from hadronic Z decays, collected by the ALEPH detector.The correlation function, measured using either the unlike-sign or the mixed...
Studies of QCD at $e^{+}e^{-}$ centre-of-mass energies between 91 and 209 GeV (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The hadronic final states observed with the ALEPH detector at LEP in e+e- annihilation are analysed using 730 pb-1 of data collected between 91 and 209 GeV in the framework of QCD. In particular...
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The W+W- production cross section is measured from a data sample corresponding to a total integrated luminosity of 683 pb-1, collected by the Aleph experiment at LEP at centre-of-mass energies from...
Single- and multi-photon production in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
Events containing only energetic photons are analysed in a sample of 628 pb -1 of data recorded from e+e- collisions at centre-of-mass energies between 189 and 209 GeV by the ALEPH detector at LEP....
A measurement of the gluon splitting rate into $c\overline{c}$ pairs in hadronic Z decays (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The rate of gluons splitting into $c \bar{c}$ pairs in hadronic $Z$ decays is measured using the data sample collected by ALEPH from 1991 to 1995. The selection is based on the identification of...
Heister, A., Schael, S., Barate, R., De Bonis, I., Decamp, D., Goy, C., ...
Data from e+e- annihilation into hadrons, taken with the ALEPH detector at the Z resonance, are analyzed. The four-jet rate is studied as a function of the resolution parameter and compared to...
Barate, R., Decamp, D., Ghez, P., Goy, C., Lees, J P., Merle, E., ...
Inclusive gamma^*gamma interactions to hadronic final states where one scattered electron or positron is detected in the electromagnetic calorimeters have been studied in the LEP 1 data taken by...
Schael, S., Barate, R., Brunelière, R., De Bonis, I., Décamp, D., Goy, C., ...
Triple gauge-boson couplings WWgamma and WWZ involving single-photon, single-W and W-pair production are determined using data samples collected at LEP with the ALEPH detector at centre-of-mass...
Barate, R., Decamp, D., Ghez, P., Goy, C., Lees, J P., Merle, E., ...
Inclusive gamma^*gamma interactions to hadronic final states where one scattered electron or positron is detected in the electromagnetic calorimeters have been studied in the LEP 1 data taken by...
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The W+W- production cross section is measured from a data sample corresponding to a total integrated luminosity of 683 pb-1, collected by the Aleph experiment at LEP at centre-of-mass energies from...
Studies of QCD at $e^{+}e^{-}$ centre-of-mass energies between 91 and 209 GeV (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The hadronic final states observed with the ALEPH detector at LEP in e+e- annihilation are analysed using 730 pb-1 of data collected between 91 and 209 GeV in the framework of QCD. In particular...
Two-dimensional analysis of Bose-Einstein correlations in hadronic Z decays at LEP (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
Bose-Einstein correlations are studied in pairs of charged pions from hadronic Z decays, collected by the ALEPH detector.The correlation function, measured using either the unlike-sign or the mixed...
Search for pentaquark states in Z decays (2008)
Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...
Exotic hadrons made of five quarks (pentaquarks) are searched for in hadronic Z decays collected by the ALEPH detector at LEP. No significant signal is observed. At 95% C.L., upper limits are set on...
Single- and multi-photon production in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
Events containing only energetic photons are analysed in a sample of 628 pb -1 of data recorded from e+e- collisions at centre-of-mass energies between 189 and 209 GeV by the ALEPH detector at LEP....
A measurement of the gluon splitting rate into $c\overline{c}$ pairs in hadronic Z decays (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The rate of gluons splitting into $c \bar{c}$ pairs in hadronic $Z$ decays is measured using the data sample collected by ALEPH from 1991 to 1995. The selection is based on the identification of...
Heister, A., Schael, S., Barate, R., De Bonis, I., Decamp, D., Goy, C., ...
Data from e+e- annihilation into hadrons, taken with the ALEPH detector at the Z resonance, are analyzed. The four-jet rate is studied as a function of the resolution parameter and compared to...
Schael, S., Barate, R., Brunelière, R., De Bonis, I., Décamp, D., Goy, C., ...
Triple gauge-boson couplings WWgamma and WWZ involving single-photon, single-W and W-pair production are determined using data samples collected at LEP with the ALEPH detector at centre-of-mass...
Barate, R., Decamp, D., Ghez, P., Goy, C., Lees, J P., Merle, E., ...
Inclusive gamma^*gamma interactions to hadronic final states where one scattered electron or positron is detected in the electromagnetic calorimeters have been studied in the LEP 1 data taken by...
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The W+W- production cross section is measured from a data sample corresponding to a total integrated luminosity of 683 pb-1, collected by the Aleph experiment at LEP at centre-of-mass energies from...
Studies of QCD at $e^{+}e^{-}$ centre-of-mass energies between 91 and 209 GeV (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The hadronic final states observed with the ALEPH detector at LEP in e+e- annihilation are analysed using 730 pb-1 of data collected between 91 and 209 GeV in the framework of QCD. In particular...
Two-dimensional analysis of Bose-Einstein correlations in hadronic Z decays at LEP (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
Bose-Einstein correlations are studied in pairs of charged pions from hadronic Z decays, collected by the ALEPH detector.The correlation function, measured using either the unlike-sign or the mixed...
Search for pentaquark states in Z decays (2008)
Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...
Exotic hadrons made of five quarks (pentaquarks) are searched for in hadronic Z decays collected by the ALEPH detector at LEP. No significant signal is observed. At 95% C.L., upper limits are set on...
Single- and multi-photon production in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
Events containing only energetic photons are analysed in a sample of 628 pb -1 of data recorded from e+e- collisions at centre-of-mass energies between 189 and 209 GeV by the ALEPH detector at LEP....
A measurement of the gluon splitting rate into $c\overline{c}$ pairs in hadronic Z decays (2008)
Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...
The rate of gluons splitting into $c \bar{c}$ pairs in hadronic $Z$ decays is measured using the data sample collected by ALEPH from 1991 to 1995. The selection is based on the identification of...
Heister, A., Schael, S., Barate, R., De Bonis, I., Decamp, D., Goy, C., ...
Data from e+e- annihilation into hadrons, taken with the ALEPH detector at the Z resonance, are analyzed. The four-jet rate is studied as a function of the resolution parameter and compared to...
LHC Luminosity Upgrade: Protecting Insertion Region Magnets from Collision Debris (2008)
Wildner, E, Cerutti, F, Ferrari, A, Mauri, M, Mereghetti, A
The Large Hadron Collider built at CERN now enters a starting-up phase where the present design luminosity up to 1034 cm-2 s-1 will be reached after the running in phase. A possible upgrading of the...
Energy Deposited in the High Luminosity Inner Triplets of the LHC by Collision Debris (2008)
Wildner, E, Broggi, F, Cerutti, F, Ferrari, A, Hoa, C, Koutchouk, Jean-Pierre, ...
The 14 TeV center of mass proton-proton collisions in the LHC produce not only debris interesting for physics but also showers of particles ending up in the accelerator equipment, in particular in...
Parametric Study of Energy Deposition in the LHC Inner Triplet for the Phase 1 Upgrade (2008)
Wildner, E, Borgnolutti, F, Cerutti, F, Mauri, M, Mereghetti, A, Todesco, E
To be able to make a global parametric analysis and to have some basic understanding of the influence of critical parameters, scaling laws may be of help. For the design of the LHC insertion regions...
Preliminary Exploratory Study of Different Phase II Collimators (2008)
Lari, L, Assmann, R, Bertarelli, A, Bracco, C, Brügger, M, Cerutti, F, ...
The LHC collimation system is installed and commissioned in different phases, following the natural evolution of the LHC performance. To improve cleaning efficiency towards the end of the low beta...
Lari, L, Assmann, R, Bracco, C, Brügger, M, Cerutti, F, Doyle, E, ...
The LHC beams are designed to have high stability and to be stored for many hours. The nominal beam intensity lifetime is expected to be of the order of 20h. The Phase II collimation system has to be...
Hoa, C, Broggi, F, Cerutti, F, Koutchouk, Jean-Pierre, Sterbini, G, Wildner, E
With a new geometry in a higher luminosity environment, the power deposition in the superconducting magnets becomes a critical aspect to analyze and to integrate in the insertion design. In this...
Secondary Cosmic Ray particles due to GCR interactions in the Earth's atmosphere (2007)
Battistoni, G., Cerutti, F., Fassò, A., Ferrari, A., Garzelli, M. V., Lantz, M., ...
Primary GCR interact with the Earth's atmosphere originating atmospheric showers, thus giving rise to fluxes of secondary particles in the atmosphere. Electromagnetic and hadronic interactions...
Test of Colour Reconnection Models using Three-Jet Events in Hadronic Z Decays (2007)
Schael, S., Barate, R., Brunelière, R., De Bonis, I., Decamp, D., Goy, C., ...
Hadronic Z decays into three jets are used to test QCD models of colour reconnection (CR). A sensitive quantity is the rate of gluon jets with a gap in the particle rapidity distribution and zero jet...
Test of Colour Reconnection Models using Three-Jet Events in Hadronic Z Decays (2007)
Schael, S., Barate, R., Brunelière, R., De Bonis, I., Decamp, D., Goy, C., ...
Hadronic Z decays into three jets are used to test QCD models of colour reconnection (CR). A sensitive quantity is the rate of gluon jets with a gap in the particle rapidity distribution and zero jet...
Test of Colour Reconnection Models using Three-Jet Events in Hadronic Z Decays (2007)
Schael, S., Barate, R., Brunelière, R., De Bonis, I., Decamp, D., Goy, C., ...
Hadronic Z decays into three jets are used to test QCD models of colour reconnection (CR). A sensitive quantity is the rate of gluon jets with a gap in the particle rapidity distribution and zero jet...
Schael, S, Barate, R, Brunelière, R, De Bonis, I, Décamp, D, Goy, C, ...
Inclusive \beauty-quark production in two-photon collisions has been measured at LEP using an integrated luminosity of $698\mathrm{pb}^{-1}\,$ collected by the ALEPH detector with $\sqrt{s}$ between...
Hadronic models for cosmic ray physics: the FLUKA code (2006)
Battistoni, G, Garzelli, M V, Gadioli, E, Muraro, S, Sala, P R, Fassò, A, ...
FLUKA is a general purpose Monte Carlo transport and interaction code used for fundamental physics and for a wide range of applications. These include Cosmic Ray Physics (muons, neutrinos, EAS,...
The hadronic models for cosmic ray physics: the FLUKA code solutions (2006)
Battistoni, G., Garzelli, M. V., Gadioli, E., Muraro, S., Sala, P. R., Fassò, A., ...
FLUKA is a general purpose Monte Carlo transport and interaction code used for fundamental physics and for a wide range of applications. These include Cosmic Ray Physics (muons, neutrinos, EAS,...
A Monte Carlo approach to study neutron and fragment emission in heavy-ion reactions (2006)
Garzelli, M V, Ballarini, F, Battistoni, G, Cerutti, F, Ferrari, A, Gadioli, E, ...
Quantum Molecular Dynamics models (QMD) are Monte Carlo approaches targeted at the description of nucleon-ion and ion-ion collisions. We have developed a QMD code, which has been used for the...
A Monte Carlo approach to study neutron and fragment emission in heavy-ion reactions (2006)
Garzelli, M. V., Sala, P. R., Ballarini, F., Battistoni, G., Cerutti, F., Ferrari, A., ...
Quantum Molecular Dynamics models (QMD) are Monte Carlo approaches targeted at the description of nucleon-ion and ion-ion collisions. We have developed a QMD code, which has been used for the...
Schael, S, Barate, R, Brunelière, R, De Bonis, I, Décamp, D, Goy, C, ...
Cross sections, angular distributions and forward-backward asymmetries are presented, of two-fermion events produced in e+e- collisions at centre-of-mass energies from 189 to 209 GeV at LEP, measured...
Search for neutral MSSM Higgs bosons at LEP (2006)
Achard, P., Adriani, O., Aguilar-Benítez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...
The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...
Search for neutral MSSM Higgs bosons at LEP (2006)
Achard, P., Adriani, O., Aguilar-Benítez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...
The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...
Search for neutral MSSM Higgs bosons at LEP (2006)
Achard, P., Adriani, O., Aguilar-Benítez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...
The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...