Top production at the LHC: The impact of PDF uncertainties and correlations

Guffanti, A. and Rojo, J. (2010) Top production at the LHC: The impact of PDF uncertainties and correlations. Il nuovo cimento C, 33 (4). pp. 65-72. ISSN 1826-9885

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Abstract

In this contribution we discuss the impact of PDF uncertainties on t¯t and t-channel single-top production at the LHC. We present predictions for total cross-sections computed at NLO accuracy with different PDF sets. For singletop production, we point out that the uncertainty arising from the choice of the bottom quark mass is one of the dominant theoretical uncertainties on the total cross-section. Finally, the possibility of using PDF-induced correlations between top quark and electroweak vector boson production cross-sections to improve the accuracy of LHC measurements is investigated.

Item Type: Article
Uncontrolled Keywords: Quantum chromodynamics ; Top quarks
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 31 Mar 2020 18:16
Last Modified: 31 Mar 2020 18:16
URI: http://eprints.bice.rm.cnr.it/id/eprint/16909

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