Quantum spin ladder with dynamic phonons: bound states of magnons and phonons

Physical Review B - Condensed Matter and Materials Physics

Volumn 60, Issue 21, 1999, Pages 14517-14520

  Sushkov, O P ^a  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 4244184178     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.60.14517     Document Type: Article

References (22)

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20. Note that the Green’s function (3) is defined without tilde: (Formula presented)
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22. This bound state cannot decay into phonon and single magnon because it has positive parity with respect to the ladder leg permutation.