Going beyond the Cumulant Approximation: Power Series Correction to the Single-Particle Green’s Function in the Holstein System

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Bibliographic Details
Published in:Physical review letters 2022-09, Vol.129 (13), p.136401-136401, Article 136401
Main Authors: Pandey, Bipul, Littlewood, Peter B.
Format: Article
Language:English
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ISSN:0031-9007
1079-7114
DOI:10.1103/PhysRevLett.129.136401