XXZ spin chain in a transverse field as a regularization of the sine-Gordon model

Physical Review D - Particles, Fields, Gravitation and Cosmology

Volumn 59, Issue 12, 1999, Pages

  Pallua, Silvio ^a   Prester, Predrag ^a  

^a UNIVERSITY OF ZAGREB   (Croatia)

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EID: 85037902787     PISSN: 15507998     EISSN: 15502368     Source Type: Journal    
DOI: 10.1103/PhysRevD.59.125006     Document Type: Article

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27. In fact, exactly that happens when one connects MTM to (Formula presented) spin chain 9.
28. We employ an obvious notation for mass gaps; (Formula presented) for soliton, (Formula presented) for antisoliton and (Formula presented) for (Formula presented)th breather where (Formula presented).
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