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Symmetry restoration and quantumness reestablishment

A realistic quantum many-body system, characterized by a generic microscopic Hamiltonian, is accessible only through approximation methods. The mean field theories, as the simplest practices of approximation methods, commonly serve as a powerful tool, but unfortunately often violate the symmetry of...

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Detalles Bibliográficos
Autores principales: Zeng, Guo-Mo, Wu, Lian-Ao, Xing, Hai-Jun
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2014
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4166713/
https://www.ncbi.nlm.nih.gov/pubmed/25231796
http://dx.doi.org/10.1038/srep06377