Cancellation of Glauber gluon exchange in the double Drell-Yan process

Diehl, Markus and Gaunt, Jonathan R. and Ostermeier, Daniel and Plossl, Peter and Schafer, Andreas (2016) Cancellation of Glauber gluon exchange in the double Drell-Yan process. JOURNAL OF HIGH ENERGY PHYSICS (1): 076. ISSN 1029-8479,

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Abstract

An essential part of any factorisation proof is the demonstration that the exchange of Glauber gluons cancels for the considered observable. We show this cancellation' at all orders for double Drell-Yan production (the double parton scattering process in which a pair of electroweak gauge bosons is produced) both for the integrated cross section and for the cross section differential in the transverse boson momenta. In the process of constructing this proof, we also revisit and clarify some issues regarding the Glauber cancellation argument and its relation to the rest of the factorisation proof for the single Drell-Yan process.

Item Type: Article
Uncontrolled Keywords: DOUBLE-PARTON SCATTERING; HADRON-HADRON SCATTERING; INFINITE-MOMENTUM FRAME; ROOT S=1.8 TEV; (P)OVER-BAR-P COLLISIONS; QUANTUM ELECTRODYNAMICS; 4-JET EVENTS; MULTIPARTON PROCESSES; PERTURBATION-THEORY; MASS DIVERGENCES; Hadronic Colliders; QCD Phenomenology
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Chair Professor Schäfer > Group Andreas Schäfer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 18 Mar 2019 14:37
Last Modified: 18 Mar 2019 14:40
URI: https://pred.uni-regensburg.de/id/eprint/2545

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