Universality of maximum-work efficiency of a cyclic heat engine based on a finite system of ultracold atoms

Abstract We study the performance of a cyclic heat engine which uses a small system with a finite number of ultracold atoms as its working substance and works between two heat reservoirs at constant temperatures T h and T c (<T h ). Starting from the expression of heat capacity which includes fin...

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Bibliographic Details
Main Authors: Zhuolin Ye, Yingying Hu, Jizhou He, Jianhui Wang
Format: Article
Language:English
Published: Nature Publishing Group 2017-07-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-06615-z