A formulation of fluctuating hydrodynamics with spin is presented that achieves pseudo-gauge invariance and foliation covariance through torsion and second-order gravitational Ward identities.
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The authors extend a generally covariant formalism to include diffusion of conserved charges and comment on the seeming difference between the chemical potential term and the diffusion term.
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Gaussian pseudogauge invariant hydrodynamics with spin
A formulation of fluctuating hydrodynamics with spin is presented that achieves pseudo-gauge invariance and foliation covariance through torsion and second-order gravitational Ward identities.
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Gaussian fluctuating Generally covariant diffusion
The authors extend a generally covariant formalism to include diffusion of conserved charges and comment on the seeming difference between the chemical potential term and the diffusion term.