Gaussian fluctuations in the equipartition principle for Wigner matrices

The total energy of an eigenstate in a composite quantum system tends to be distributed equally among its constituents. We identify the quantum fluctuation around this equipartition principle in the simplest disordered quantum system consisting of linear combinations of Wigner matrices. As our main...

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Bibliographic Details
Main Authors: Giorgio Cipolloni, László Erdős, Joscha Henheik, Oleksii Kolupaiev
Format: Article
Language:English
Published: Cambridge University Press 2023-01-01
Series:Forum of Mathematics, Sigma
Subjects:
Online Access:https://www.cambridge.org/core/product/identifier/S2050509423000701/type/journal_article