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Title: Elliptic flow in small systems due to elliptic gluon distributions?

Journal Article · · Physics Letters B

We investigate the contributions from the so-called elliptic gluon Wigner distributions to the rapidity and azimuthal correlations of particles produced in high energy pp and pA collisions by applying the double parton scattering mechanism. We compute the ‘elliptic flow’ parameter v 2 as a function of the transverse momentum and rapidity, and find qualitative agreement with experimental observations. This shall encourage further developments with more rigorous studies of the elliptic gluon distributions and their applications in hard scattering processes in pp and pA collisions.

Research Organization:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Nuclear Physics (NP)
Grant/Contract Number:
AC02-05CH11231
OSTI ID:
1360989
Alternate ID(s):
OSTI ID: 1408464
Journal Information:
Physics Letters B, Journal Name: Physics Letters B Vol. 771 Journal Issue: C; ISSN 0370-2693
Publisher:
ElsevierCopyright Statement
Country of Publication:
Netherlands
Language:
English
Citation Metrics:
Cited by: 17 works
Citation information provided by
Web of Science

Cited By (4)

Towards a complete next-to-logarithmic description of forward exclusive diffractive dijet electroproduction at HERA: Real corrections journal October 2019
Linearly polarized gluons and axial charge fluctuations in the glasma journal February 2018
Probing the Weizsäcker-Williams gluon Wigner distribution in p p collisions journal October 2018
Nuclear Physics at the Energy Frontier: Recent Heavy Ion Results from the Perspective of the Electron Ion Collider journal April 2019

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