Low Temperature Thermodynamics of Spin-1/2 XX Chains with Periodically Embedded Impurities

E. Ezerskaya, V. Cheranovskii V.N. Karazin Kharkiv National University, Svoboda sqr. 4, 61 022 Kharkiv, Ukraine

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Using standard transfer-matrix scheme, we performed numerical simulation of the field and the temperature dependences of the magnetization and the heat capacity for exactly solvable quantum model based on spin-1/2 XX chain with the periodically embedded Ising spins.

DOI:10.12693/APhysPolA.137.631 topics: Heisenberg spin chain models, low-temperature magnetic properties