Instantons, colloids and convergence of the 1/N expansion for the homogeneous electron gas
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DOI: 10.1016/j.aop.2019.05.003
Abstract: We investigate non-perturbative corrections to the large $N$ expansion of the homogeneous electron gas. These are associated with instanton solutions to the effective action of the plasmon field. We show that, although the large field… read more here.
Keywords: electron gas; homogeneous electron; expansion; order ... See more keywords