Fundamental Limitation on Cooling under Classical Noise

Abstract We prove a general theorem that the action of arbitrary classical noise or random unitary channels can not increase the maximum population of any eigenstate of an open quantum system, assuming initial system-environment factorization. Such factorization is the conventional starting point fo...

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Bibliographic Details
Main Authors: Jun Jing, Ravindra W. Chhajlany, Lian-Ao Wu
Format: Article
Language:English
Published: Nature Publishing Group 2017-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-00194-9