2000/09/21 by Oleg Derzhko, Taras Krokhmalskii
Physics and Astronomy · #cond-mat
published as Ferroelectrics, 2001, Vol. 250, pp. 397-400 · 6 pages, latex, 4 figures
arxiv created 2000/09/21 · arxiv updated 2009/11/30
Using the numerical approach for a study of the thermodynamic properties of the nonuniform one-dimensional spin-1/2 isotropic XY model in a transverse field we examine different lattice distortions to reveal which spin-Peierls phases are realized in the magnetic chain at zero temperature in the presence of external field.