Magnetic Properties of an S=2 Ladder Spin Model Applied to a New Quasi-One-Dimensional Magnet [Mn(phen)3](TCNQ)2·H2O
M. Botkoa, V. Cheranovskiib, G. Vasiletsb, E. Čižmara, M. Kajňakováa, A.G. Andersc, V. Starodubd and A. Fehera
aInstitute of Physics, Faculty of Science, P.J. Šafárik University, Park Angelinum 9, 041 54 Košice, Slovakia
bDepartment of Chemistry, V.N. Karazin Kharkiv National University, Svobody Sq. 4, 61022 Kharkiv, Ukraine
cDepartment of Physics, V.N. Karazin Kharkiv National University, Svobody Sq. 4, 61022 Kharkiv, Ukraine
dInstitute of Chemistry, Jan Kochanowski University of Humanities and Sciences, Świętokrzyska 15G, 25-406 Kielce, Poland
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The effective spin S=2 Heisenberg ladder model with free-spin admixtures was proposed for the study of the low-temperature magnetic properties of the complex compound [Mn(phen)3](TCNQ)2·H2O. The temperature dependence of magnetic susceptibility was found to be close to experimental data.

DOI: 10.12693/APhysPolA.126.20
PACS numbers: 75.50.Xx, 75.10.Jm, 76.10.Pq