Critical scaling of the ac conductivity and momentum dissipation

The scaling of the AC conductivity in quantum critical holographic theories at finite density, finite temperature, and in the presence of momentum dissipation is considered. It is shown that there is generically an intermediate window of frequencies in which the IR scaling of the AC conductivity is...

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Bibliographic Details
Main Authors: Nikolaos Angelinos, Elias Kiritsis, Francisco Peña-Benitez
Format: Article
Language:English
Published: American Physical Society 2021-01-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.013028