Third Order Upper Bound for the Ground State Energy of the Dilute Bose Gas

Morris Brooks, Jakob Oldenburg, Diane Saint Aubin, Benjamin Schlein

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Source: Crossref

Published: Jul 9, 2026

DOI: 10.1007/s00220-026-05656-8

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Source abstract

Abstract We consider a dilute Bose gas in the thermodynamic limit. We prove an upper bound for the ground state energy per unit volume, capturing the expected third order term, as predicted by Wu, Hugenholtz–Pines and Sawada.

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