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cond-mat.str-el2014
R-matrices for integrable axially symmetric S=1 spin chains
P. N. Bibikov, A. G. Nuramatov
The Reshetikhin condition for the general Hamiltonian density matrix of the axially symmetric spin chain is completely solved. 16 new integrable models and corresponding -…
cond-mat.str-el2014★ 5 cited
Second cluster integral from the spectrum of an infinite XXZ spin chain
P. N. Bibikov
First and second terms of the low-temperature cluster expansion for the free energy density of a magnetically polarized spin chain is obtained within the propagator approach…