A1 Journal article (refereed)
Gauge-invariant condensation in the nonequilibrium quark-gluon plasma (2020)
Berges, J., Boguslavski, K., Mace, M., & Pawlowski, J. M. (2020). Gauge-invariant condensation in the nonequilibrium quark-gluon plasma. Physical Review D, 102(3), Article 034014. https://doi.org/10.1103/PhysRevD.102.034014
JYU authors or editors
Publication details
All authors or editors: Berges, Jürgen; Boguslavski, Kirill; Mace, Mark; Pawlowski, Jan M.
Journal or series: Physical Review D
ISSN: 2470-0010
eISSN: 2470-0029
Publication year: 2020
Publication date: 12/08/2020
Volume: 102
Issue number: 3
Article number: 034014
Publisher: American Physical Society (APS)
Publication country: United States
Publication language: English
DOI: https://doi.org/10.1103/PhysRevD.102.034014
Publication open access: Openly available
Publication channel open access: Partially open access channel
Publication is parallel published (JYX): https://jyx.jyu.fi/handle/123456789/71687
Web address of parallel published publication (pre-print): https://arxiv.org/abs/1909.06147
Abstract
The large density of gluons, which is present shortly after a nuclear collision at very high energies, can lead to the formation of a condensate. We identify a gauge-invariant order parameter for condensation based on elementary nonperturbative excitations of the plasma, which are described by spatial Wilson loops. Using real-time lattice simulations, we demonstrate that a self-similar transport process towards low momenta builds up a macroscopic zero mode. Our findings reveal intriguing similarities to recent discoveries of condensation phenomena out of equilibrium in table-top experiments with ultracold Bose gases.
Keywords: particle physics
Contributing organizations
Related projects
- CGCglasmaQGP The nonlinear high energy regime of Quantum Chromodynamics
- Lappi, Tuomas
- European Commission
Ministry reporting: Yes
Reporting Year: 2020
JUFO rating: 2