Standard

Measurement of double-differential cross sections for top quark pair production in pp collisions at √s=8TeV and impact on parton distribution functions : see text][Formula: see text] and impact on parton distribution functions. / The CMS collaboration ; Блинов, Владимир Евгеньевич.

в: European Physical Journal C, Том 77, № 7, 459, 11.07.2017, стр. 459.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

Harvard

APA

Vancouver

Author

BibTeX

@article{b7583cf8f153447686451cf095b8fbb4,
title = "Measurement of double-differential cross sections for top quark pair production in pp collisions at √s=8TeV and impact on parton distribution functions: see text][Formula: see text] and impact on parton distribution functions",
abstract = "Normalized double-differential cross sections for top quark pair (t t ¯) production are measured in pp collisions at a centre-of-mass energy of 8TeV with the CMS experiment at the LHC. The analyzed data correspond to an integrated luminosity of 19.7fb-1. The measurement is performed in the dilepton e ±μ∓ final state. The t t ¯ cross section is determined as a function of various pairs of observables characterizing the kinematics of the top quark and t t ¯ system. The data are compared to calculations using perturbative quantum chromodynamics at next-to-leading and approximate next-to-next-to-leading orders. They are also compared to predictions of Monte Carlo event generators that complement fixed-order computations with parton showers, hadronization, and multiple-parton interactions. Overall agreement is observed with the predictions, which is improved when the latest global sets of proton parton distribution functions are used. The inclusion of the measured t t ¯ cross sections in a fit of parametrized parton distribution functions is shown to have significant impact on the gluon distribution.",
keywords = "3-LOOP SPLITTING FUNCTIONS, DENSITIES, EVOLUTION, ORDER, QCD",
author = "{The CMS collaboration} and Sirunyan, {A. M.} and A. Tumasyan and W. Adam and E. Asilar and T. Bergauer and J. Brandstetter and E. Brondolin and M. Dragicevic and J. Er{\"o} and M. Flechl and M. Friedl and R. Fr{\"u}hwirth and Ghete, {V. M.} and C. Hartl and N. H{\"o}rmann and J. Hrubec and M. Jeitler and A. K{\"o}nig and I. Kr{\"a}tschmer and D. Liko and T. Matsushita and I. Mikulec and D. Rabady and N. Rad and B. Rahbaran and H. Rohringer and J. Schieck and J. Strauss and W. Waltenberger and Wulz, {C. E.} and O. Dvornikov and V. Makarenko and V. Mossolov and {Suarez Gonzalez}, J. and V. Zykunov and N. Shumeiko and S. Alderweireldt and {De Wolf}, {E. A.} and X. Janssen and J. Lauwers and {Van De Klundert}, M. and {Van Haevermaet}, H. and {Van Mechelen}, P. and {Van Remortel}, N. and {Van Spilbeeck}, A. and {Abu Zeid}, S. and F. Blekman and J. D{\textquoteright}Hondt and Y. Skovpen and D. Shtol and Блинов, {Владимир Евгеньевич}",
note = "Publisher Copyright: {\textcopyright} 2017, CERN for the benefit of the CMS collaboration.",
year = "2017",
month = jul,
day = "11",
doi = "10.1140/epjc/s10052-017-4984-5",
language = "English",
volume = "77",
pages = "459",
journal = "European Physical Journal C",
issn = "1434-6044",
publisher = "Springer Nature",
number = "7",

}

RIS

TY - JOUR

T1 - Measurement of double-differential cross sections for top quark pair production in pp collisions at √s=8TeV and impact on parton distribution functions

T2 - see text][Formula: see text] and impact on parton distribution functions

AU - The CMS collaboration

AU - Sirunyan, A. M.

AU - Tumasyan, A.

AU - Adam, W.

AU - Asilar, E.

AU - Bergauer, T.

AU - Brandstetter, J.

AU - Brondolin, E.

AU - Dragicevic, M.

AU - Erö, J.

AU - Flechl, M.

AU - Friedl, M.

AU - Frühwirth, R.

AU - Ghete, V. M.

AU - Hartl, C.

AU - Hörmann, N.

AU - Hrubec, J.

AU - Jeitler, M.

AU - König, A.

AU - Krätschmer, I.

AU - Liko, D.

AU - Matsushita, T.

AU - Mikulec, I.

AU - Rabady, D.

AU - Rad, N.

AU - Rahbaran, B.

AU - Rohringer, H.

AU - Schieck, J.

AU - Strauss, J.

AU - Waltenberger, W.

AU - Wulz, C. E.

AU - Dvornikov, O.

AU - Makarenko, V.

AU - Mossolov, V.

AU - Suarez Gonzalez, J.

AU - Zykunov, V.

AU - Shumeiko, N.

AU - Alderweireldt, S.

AU - De Wolf, E. A.

AU - Janssen, X.

AU - Lauwers, J.

AU - Van De Klundert, M.

AU - Van Haevermaet, H.

AU - Van Mechelen, P.

AU - Van Remortel, N.

AU - Van Spilbeeck, A.

AU - Abu Zeid, S.

AU - Blekman, F.

AU - D’Hondt, J.

AU - Skovpen, Y.

AU - Shtol, D.

AU - Блинов, Владимир Евгеньевич

N1 - Publisher Copyright: © 2017, CERN for the benefit of the CMS collaboration.

PY - 2017/7/11

Y1 - 2017/7/11

N2 - Normalized double-differential cross sections for top quark pair (t t ¯) production are measured in pp collisions at a centre-of-mass energy of 8TeV with the CMS experiment at the LHC. The analyzed data correspond to an integrated luminosity of 19.7fb-1. The measurement is performed in the dilepton e ±μ∓ final state. The t t ¯ cross section is determined as a function of various pairs of observables characterizing the kinematics of the top quark and t t ¯ system. The data are compared to calculations using perturbative quantum chromodynamics at next-to-leading and approximate next-to-next-to-leading orders. They are also compared to predictions of Monte Carlo event generators that complement fixed-order computations with parton showers, hadronization, and multiple-parton interactions. Overall agreement is observed with the predictions, which is improved when the latest global sets of proton parton distribution functions are used. The inclusion of the measured t t ¯ cross sections in a fit of parametrized parton distribution functions is shown to have significant impact on the gluon distribution.

AB - Normalized double-differential cross sections for top quark pair (t t ¯) production are measured in pp collisions at a centre-of-mass energy of 8TeV with the CMS experiment at the LHC. The analyzed data correspond to an integrated luminosity of 19.7fb-1. The measurement is performed in the dilepton e ±μ∓ final state. The t t ¯ cross section is determined as a function of various pairs of observables characterizing the kinematics of the top quark and t t ¯ system. The data are compared to calculations using perturbative quantum chromodynamics at next-to-leading and approximate next-to-next-to-leading orders. They are also compared to predictions of Monte Carlo event generators that complement fixed-order computations with parton showers, hadronization, and multiple-parton interactions. Overall agreement is observed with the predictions, which is improved when the latest global sets of proton parton distribution functions are used. The inclusion of the measured t t ¯ cross sections in a fit of parametrized parton distribution functions is shown to have significant impact on the gluon distribution.

KW - 3-LOOP SPLITTING FUNCTIONS

KW - DENSITIES

KW - EVOLUTION

KW - ORDER

KW - QCD

UR - http://www.scopus.com/inward/record.url?scp=85024387884&partnerID=8YFLogxK

U2 - 10.1140/epjc/s10052-017-4984-5

DO - 10.1140/epjc/s10052-017-4984-5

M3 - Article

C2 - 28943791

AN - SCOPUS:85024387884

VL - 77

SP - 459

JO - European Physical Journal C

JF - European Physical Journal C

SN - 1434-6044

IS - 7

M1 - 459

ER -

ID: 10072612