A1 Journal article (refereed)
Spectral function for overoccupied gluodynamics from classical lattice simulations (2019)
Boguslavski, K., Kurkela, A., Lappi, T., & Peuron, J. (2019). Spectral function for overoccupied gluodynamics from classical lattice simulations. Acta Physica Polonica B, 50(6), 1105-1116. https://doi.org/10.5506/APhysPolB.50.1105
JYU authors or editors
Publication details
All authors or editors: Boguslavski, Kirill; Kurkela, Aleksi; Lappi, Tuomas; Peuron, Jarkko
Journal or series: Acta Physica Polonica B
ISSN: 0587-4254
eISSN: 1509-5770
Publication year: 2019
Volume: 50
Issue number: 6
Pages range: 1105-1116
Publisher: Jagellonian University
Publication country: Poland
Publication language: English
DOI: https://doi.org/10.5506/APhysPolB.50.1105
Publication open access: Openly available
Publication channel open access: Open Access channel
Publication is parallel published (JYX): https://jyx.jyu.fi/handle/123456789/65289
Publication is parallel published: https://arxiv.org/abs/1903.11942
Abstract
We study the spectral properties of an overoccupied gluonic system far from equilibrium. Using classical Yang–Mills simulations and linear response theory, we determine the statistical and spectral functions. We measure dispersion relations and damping rates of transversally and longitudinally polarized excitations in the gluonic plasma, and also study further structures in the spectral function.
Keywords: particle physics; quantum field theory
Free keywords: damping rate; dispersion relations; gluonic systems; lattice simulation; linear-response theory; polarized excitation; spectral function; spectral properties
Contributing organizations
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Ministry reporting: Yes
Reporting Year: 2019
JUFO rating: 1