A new semi-Lagrangian scheme for the polyatomic ESBGK model that is asymptotic preserving, stiffly accurate, and converges to Navier-Stokes with correct coefficients in the continuum limit.
Brull, An ellipsoidal statistical model for gas mixt ures, Communications in Mathematical Sciences 13 (1) (2015) 1–13
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The UGKWP method decomposes gas distribution functions into hydrodynamic waves and particles for binary-species mixtures, recovers correct transport coefficients via Groppi and Shakhov models, and matches DSMC results in hypersonic tests.
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A semi-Lagrangian method for the polyatomic ESBGK model
A new semi-Lagrangian scheme for the polyatomic ESBGK model that is asymptotic preserving, stiffly accurate, and converges to Navier-Stokes with correct coefficients in the continuum limit.
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A unified gas-kinetic wave-particle method for multiscale binary-species gas mixtures
The UGKWP method decomposes gas distribution functions into hydrodynamic waves and particles for binary-species mixtures, recovers correct transport coefficients via Groppi and Shakhov models, and matches DSMC results in hypersonic tests.