General Properties of Overlap Operators in Disordered Quantum Spin Systems

We study short-range quantum spin systems with Gaussian disorder. We obtain quantum mechanical extensions of the Ghirlanda–Guerra identities. We discuss properties of overlap spin operators with these identities.

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Bibliographische Detailangaben
Veröffentlicht in:	Journal of statistical physics 2016-06, Vol.163 (6), p.1339-1349
1. Verfasser:	Itoi, C.
Format:	Artikel
Sprache:	eng
Schlagworte:	Mathematical and Computational Physics Physical Chemistry Physics Physics and Astronomy Quantum Physics Statistical Physics and Dynamical Systems Theoretical
Online-Zugang:	Volltext
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Beschreibung
Zusammenfassung:	We study short-range quantum spin systems with Gaussian disorder. We obtain quantum mechanical extensions of the Ghirlanda–Guerra identities. We discuss properties of overlap spin operators with these identities.
ISSN:	0022-4715 1572-9613
DOI:	10.1007/s10955-016-1527-7