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nucl-th2025
What happens in hydrodynamic simulations of heavy-ion collisions when causality is violated?
Lorenzo Gavassino, Henry Hirvonen, Jean-Francois Paquet +2
We summarize our recent investigations on how causality violations in Israel-Stewart-type relativistic viscous hydrodynamic simulations can give rise to both analytical and numeric…
nucl-th2025★ 1 cited
Acausality-driven instabilities in transient relativistic viscous hydrodynamics
Lorenzo Gavassino, Henry Hirvonen, Jean-François Paquet +2
We investigate non-linear instabilities stemming from superluminal propagation of information in Israel-Stewart-like models of relativistic viscous fluid dynamics. In relativity, t…