The inclusive J/psi production cross-section and fraction of J/psi mesons produced in B-hadron decays are measured in proton proton collisions at root s = 7 TeV with the ATLAS detector at the LHC, as a function of the transverse momentum and rapidity of the J/psi, using 2.3 pb(-1) of integrated luminosity. The cross-section is measured from a minimum P(T) of 1 GeV to a maximum of 70 GeV and for rapidities within vertical bar y vertical bar < 2.4 giving the widest reach of any measurement of J/psi production to date. The differential production cross-sections of prompt and non-prompt J/psi are separately determined and are compared to Colour Singlet NNLO*, Colour Evaporation Model, and FONLL predictions. (C) 2011 CERN. Published by Elsevier B.V. All rights reserved. RI Andreazza, Attilio/E-5642-2011; Jakubek, Jan/E-6530-2011; valente, paolo/A-6640-2010; Smirnov, Sergei/F-1014-2011; Fazio, Salvatore /G-5156-2010; Marti-Garcia, Salvador/F-3085-2011; Doyle, Anthony/C-5889-2009; Laycock, Paul/F-7543-2011; Conde Muino, Patricia/F-7696-2011; Stoicea, Gabriel/B-6717-2011; Robson, Aidan/G-1087-2011; Kladiva, Eduard/G-6305-2011; Losada, Marta/B-2261-2010; Bauer, Florian/G-8816-2011; Jones, Roger/H-5578-2011; Gutierrez, Phillip/C-1161-2011; Ferrando, James/A-9192-2012; collins-tooth, christopher/A-9201-2012; Perrino, Roberto/B-4633-2010; De Cecco, Sandro/B-1016-2012; branchini, paolo/A-4857-2011; Wolter, Marcin/A-7412-2012; McKee, Shawn/B-6435-2012; Rotaru, Marina/A-3097-2011; O'Shea, Val/G-1279-2010; Nemecek, Stanislav/C-3487-2012; Buttar, Craig/D-3706-2011; Takai, Helio/C-3301-2012; St.Denis, Richard/C-8997-2012; Britton, David/F-2602-2010; Pina, Joao /C-4391-2012; Li, Xuefei/C-3861-2012; Smirnova, Lidia/D-8089-2012; Gladilin, Leonid/B-5226-2011; Kramarenko, Victor/E-1781-2012; Prokoshin, Fedor/E-2795-2012; Price, Darren/E-6162-2012; Alexa, Calin/F-6345-2010; Pacheco Pages, Andres/C-5353-2011; Moorhead, Gareth/B-6634-2009; Livan, Michele/D-7531-2012; Petrucci, Fabrizio/G-8348-2012; Wemans, Andre/A-6738-2012; Fabbri, Laura/H-3442-2012; Kurashige, Hisaya/H-4916-2012; Villa, Mauro/C-9883-2009; Kuzhir, Polina/H-8653-2012; Delmastro, Marco/I-5599-2012

The inclusive J/psi production cross-section and fraction of J/psi mesons produced in B-hadron decays are measured in proton proton collisions at root s = 7 TeV with the ATLAS detector at the LHC, as a function of the transverse momentum and rapidity of the J/psi, using 2.3 pb(-1) of integrated luminosity. The cross-section is measured from a minimum P(T) of 1 GeV to a maximum of 70 GeV and for rapidities within vertical bar y vertical bar < 2.4 giving the widest reach of any measurement of J/psi production to date. The differential production cross-sections of prompt and non-prompt J/psi are separately determined and are compared to Colour Singlet NNLO*, Colour Evaporation Model, and FONLL predictions. (C) 2011 CERN. Published by Elsevier B.V. All rights reserved.

Measurement of the differential cross-sections of inclusive, prompt and non-prompt J/psi production in proton-proton collisions at root s=7 TeV

CAPUA, Marcella;CROSETTI, Giovanni;LA ROTONDA, Laura;MASTROBERARDINO, Anna;Meoni E;Schioppa M;TASSI, Enrico;Capua M;Crosetti G;SCHIOPPA, Marco;Tassi E
2011-01-01

Abstract

The inclusive J/psi production cross-section and fraction of J/psi mesons produced in B-hadron decays are measured in proton proton collisions at root s = 7 TeV with the ATLAS detector at the LHC, as a function of the transverse momentum and rapidity of the J/psi, using 2.3 pb(-1) of integrated luminosity. The cross-section is measured from a minimum P(T) of 1 GeV to a maximum of 70 GeV and for rapidities within vertical bar y vertical bar < 2.4 giving the widest reach of any measurement of J/psi production to date. The differential production cross-sections of prompt and non-prompt J/psi are separately determined and are compared to Colour Singlet NNLO*, Colour Evaporation Model, and FONLL predictions. (C) 2011 CERN. Published by Elsevier B.V. All rights reserved.
2011
The inclusive J/psi production cross-section and fraction of J/psi mesons produced in B-hadron decays are measured in proton proton collisions at root s = 7 TeV with the ATLAS detector at the LHC, as a function of the transverse momentum and rapidity of the J/psi, using 2.3 pb(-1) of integrated luminosity. The cross-section is measured from a minimum P(T) of 1 GeV to a maximum of 70 GeV and for rapidities within vertical bar y vertical bar &lt; 2.4 giving the widest reach of any measurement of J/psi production to date. The differential production cross-sections of prompt and non-prompt J/psi are separately determined and are compared to Colour Singlet NNLO*, Colour Evaporation Model, and FONLL predictions. (C) 2011 CERN. Published by Elsevier B.V. All rights reserved. RI Andreazza, Attilio/E-5642-2011; Jakubek, Jan/E-6530-2011; valente, paolo/A-6640-2010; Smirnov, Sergei/F-1014-2011; Fazio, Salvatore /G-5156-2010; Marti-Garcia, Salvador/F-3085-2011; Doyle, Anthony/C-5889-2009; Laycock, Paul/F-7543-2011; Conde Muino, Patricia/F-7696-2011; Stoicea, Gabriel/B-6717-2011; Robson, Aidan/G-1087-2011; Kladiva, Eduard/G-6305-2011; Losada, Marta/B-2261-2010; Bauer, Florian/G-8816-2011; Jones, Roger/H-5578-2011; Gutierrez, Phillip/C-1161-2011; Ferrando, James/A-9192-2012; collins-tooth, christopher/A-9201-2012; Perrino, Roberto/B-4633-2010; De Cecco, Sandro/B-1016-2012; branchini, paolo/A-4857-2011; Wolter, Marcin/A-7412-2012; McKee, Shawn/B-6435-2012; Rotaru, Marina/A-3097-2011; O'Shea, Val/G-1279-2010; Nemecek, Stanislav/C-3487-2012; Buttar, Craig/D-3706-2011; Takai, Helio/C-3301-2012; St.Denis, Richard/C-8997-2012; Britton, David/F-2602-2010; Pina, Joao /C-4391-2012; Li, Xuefei/C-3861-2012; Smirnova, Lidia/D-8089-2012; Gladilin, Leonid/B-5226-2011; Kramarenko, Victor/E-1781-2012; Prokoshin, Fedor/E-2795-2012; Price, Darren/E-6162-2012; Alexa, Calin/F-6345-2010; Pacheco Pages, Andres/C-5353-2011; Moorhead, Gareth/B-6634-2009; Livan, Michele/D-7531-2012; Petrucci, Fabrizio/G-8348-2012; Wemans, Andre/A-6738-2012; Fabbri, Laura/H-3442-2012; Kurashige, Hisaya/H-4916-2012; Villa, Mauro/C-9883-2009; Kuzhir, Polina/H-8653-2012; Delmastro, Marco/I-5599-2012
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.11770/141829
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