SPIN-1/2 XX CHAINS IN A TRANSVERSE FIELD WITH REGULAR NONUNIFORMITY OR
CORRELATED LORENTZIAN DISORDER
Authors: O.Derzhko, T.Krokhmalskii, O.Zaburannyi (Institute for Condensed Matter Physics, of the National Academy of Sciences of Ukraine, 1 Svientsitskii Str., 290011 Lviv, Ukraine)
Using continued fractions we examined the density of states and thermodynamic properties of a few periodic nonuniform spin-1/2 XX chains in a transverse field. We considered the transverse spin dynamics in spin-1/2 XX chain with correlated Lorentzian disorder.
Comments: Figs. 3, Refs. 7, Tabs. 0.
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