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Probing collectivity in small collisional systems at RHIC, LHC and EIC

ORAL · Invited

Abstract

This presentation will first review and discuss several interesting and peculiar aspects of collective phenomena discovered in small collisional systems at RHIC and the LHC. Furthermore, I will show that there is a strong physical resemblance between the high multiplicity events in photo-nuclear collisions and pA collisions due to rare fluctuations in quantum field theories. This implies that collectivity phenomena may also be observed in certain kinematic regions of the upcoming EIC thanks to photons' possible rich QCD structure.

Publication: Y. Shi, L. Wang, S. Y. Wei, B. X. Xiao, L. Zheng, "Exploring collective phenomena at the electron-ion collider," Phys. Rev. D 103, no. 5, 054017 (2021) [arXiv:2008.03569 [hep-ph]].<br>C. Zhang, C. Marquet, G. Y. Qin, Y. Shi, L. Wang, S. Y. Wei, B. X. Xiao, "The Collectivity of Heavy Mesons in Proton-Nucleus Collisions," Phys. Rev. D 102, no. 3, 034010 (2020).<br>C. Zhang, C. Marquet, G. Y. Qin, S. Y. Wei, B. X. Xiao, "Elliptic Flow of Heavy Quarkonia in pA Collisions," Phys. Rev. Lett. 122, no. 17, 172302 (2019).

Presenters

  • Bowen Xiao

    The Chinese University of Hong Kong, Shenzhen

Authors

  • Bowen Xiao

    The Chinese University of Hong Kong, Shenzhen