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Chemical potential on the lattice
Phys. Rev. D 32, 519 – Published 15 July, 1985
DOI: https://doi.org/10.1103/PhysRevD.32.519
Abstract
Imposing a physically desirable constraint, we obtain a class of lattice actions for nonzero chemical potential. Unfortunately, none of them lead to a real fermion determinant in general.
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