Measurement of forward-backward multiplicity correlations in lead-lead, proton-lead, and proton-proton collisions with the ATLAS detector

Two-particle pseudorapidity correlations are measured in √sNN = 2.76 TeV Pb + Pb, √sNN = 5.02 TeV p+Pb, and √s = 13 TeV pp collisions at the Large Hadron Collider (LHC), with total integrated luminosities of approximately 7μb−1, 28 nb−1, and 65 nb−1, respectively. The correlation function CN(η1,η2)...

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Bibliographic Details
Published in:Physical Review C Vol. 95, № 6. P. 064914-1-064914-30
Other Authors: Aaboud, M., Abbott, B., Chelkov, G. A., Vaniachine, A., Aad, G.
Format: Article
Language:English
Subjects:
Online Access:http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000625385
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024 7 |a 10.1103/PhysRevC.95.064914  |2 doi 
035 |a to000625385 
039 9 |a 201805030810  |c 201804201559  |d VLOAD  |y 201804201539  |z Александр Эльверович Гилязов 
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245 1 0 |a Measurement of forward-backward multiplicity correlations in lead-lead, proton-lead, and proton-proton collisions with the ATLAS detector  |c M. Aaboud, G. Aad, B. Abbott [et.al.] 
504 |a Библиогр.: 53 назв. 
520 3 |a Two-particle pseudorapidity correlations are measured in √sNN = 2.76 TeV Pb + Pb, √sNN = 5.02 TeV p+Pb, and √s = 13 TeV pp collisions at the Large Hadron Collider (LHC), with total integrated luminosities of approximately 7μb−1, 28 nb−1, and 65 nb−1, respectively. The correlation function CN(η1,η2) is measured as a function of event multiplicity using charged particles in the pseudorapidity range |η| < 2.4. The correlation function contains a significant short-range component, which is estimated and subtracted. After removal of the short-range component, the shape of the correlation function is described approximately by 1 + a21 1/2η1η2 in all collision systems over the full multiplicity range. The values of a21 1/2 are consistent forthe opposite-charge pairs and same-charge pairs, and for the three collision systems at similar multiplicity. Thevalues of a21 1/2 and the magnitude of the short-range component both follow a power-law dependence on the event multiplicity. The short-range component in p + Pb collisions, after symmetrizing the proton and lead directions, is found to be smaller at a given η than in pp collisions with comparable multiplicity. 
653 |a ATLAS, детектор 
653 |a Большой адронный коллайдер 
653 |a протон-протонные столкновения 
655 4 |a статьи в журналах  |9 879358 
700 1 |a Aaboud, M.  |9 159186 
700 1 |a Abbott, B.  |9 116041 
700 1 |a Chelkov, G. A.  |9 96983 
700 1 |a Vaniachine, A.  |9 159188 
700 1 |a Aad, G.  |9 116039 
773 0 |t Physical Review C  |d 2017  |g Vol. 95, № 6. P. 064914-1-064914-30  |x 0556-2813 
852 4 |a RU-ToGU 
856 7 |u http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000625385 
856 |y Перейти в каталог НБ ТГУ  |u https://koha.lib.tsu.ru/cgi-bin/koha/opac-detail.pl?biblionumber=434674 
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