Spectral diffusion and scaling of many-body delocalization transitions
I.V. Gornyi, A.D. Mirlin, D.G. Polyakov, and A.L. Burin
TL;DR
This paper investigates how spectral diffusion influences many-body delocalization, revealing that it enhances delocalization and alters the scaling behavior of the delocalization threshold in quantum systems.
Contribution
It provides a new understanding of spectral diffusion's role in many-body localization transitions and how it modifies the scaling laws.
Findings
Spectral diffusion parametrically enhances delocalization.
It modifies the scaling of the delocalization threshold.
Spectral diffusion plays a crucial role in many-body localization phenomena.
Abstract
We analyze the role of spectral diffusion in the problem of many-body delocalization in quantum dots and in extended systems. The spectral diffusion parametrically enhances delocalization, modifying the scaling of the delocalization threshold with the interaction coupling constant.
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