Coupling with an AI model for sheath BC in GK simulations#982

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Commits on Feb 24, 2026

new argument in the gk sheath bc updater to introduce the mu dependence of vparcut. The kernels are updated accordingly, the sheath test looks ok when alpha=1. The kernels are not tested yet for no…
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Merge remote-tracking branch 'origin/new_gk_bc_sheath_unit_test' into gk_sheath_vcut_mu_dep
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This setup includes alpha_mu in the kernel and returns the same result by default, i.e. alpha_mu = 1.0
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Commits on Feb 25, 2026

Had to define a specific basis for the alpha_mu coeff in bc_sheath object because the vel_map is not using the gk hybrid basis.
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The surrogate interface works as expected 🥳Commit details:
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