The Energy Spectrum and Thermodynamics of Spin-1/2 XX Chain with Ising Impurities
E.V. Ezerskaya
Faculty of Physics, V.N. Karazin Kharkiv National University, Svoboda Sq. 4, 61022 Kharkiv, Ukraine
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The energy spectrum and peculiarities of field and temperature dependences of the basic thermodynamic characteristics of the finite spin-1/2 XX chain closed by one zz (Ising) bond and open ends XX-chain with two zz-impurities at the both ends have been investigated.

DOI: 10.12693/APhysPolA.131.928
PACS numbers: 75.10.Jm, 75.40.Cx