Tame the Umklapp Processes in Real-Time Lattice Simulation for Hydrodynamics: An Ising Field Theory Study

arXiv:2606.09984 · hep-lat, cond-mat.stat-mech, hep-ph, quant-ph · Submitted 2026-06-08 · Read on arXiv

hep-lat, cond-mat.stat-mech, hep-ph, quant-ph

Submitted: 2026-06-08

Updated: 2026-10-17

Comments: 24 pages, 23 figures; v2: accepted version

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Bulk Viscosity — 1× in this paper · explained in 2 episodes

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