Improved bounds on the spectral gap above frustration-free ground states of quantum spin chains

Letters in Mathematical Physics

Volumn 63, Issue 2, 2003, Pages 165-177

  Spitzer, Wolfgang L ^a   Starr, Shannon ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b PRINCETON UNIVERSITY   (United States)

Author keywords

AKLT model; Martingale method; spectral gap; VBS states; XXZ model

Indexed keywords

EID: 9744241640     PISSN: 03779017     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1023059518455     Document Type: Article

References (20)

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