Publication Date:
2015-04-07
Description:
Author(s): Qian Wang, Ping Wang, Yinbiao Yang, and Wen-ge Wang Analytical expressions are derived for the fidelity and for the quantum Loschmidt echo in the broken phase of the Lipkin-Meshkov-Glick (LMG) model for large particle number N. A detailed comparison is given between this model and some other models for the decaying behaviors of the two quantities in ... [Phys. Rev. A 91, 042102] Published Mon Apr 06, 2015
Keywords:
Fundamental concepts
Print ISSN:
1050-2947
Electronic ISSN:
1094-1622
Topics:
Physics
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