Heat capacity and spin susceptibility of two-dimensional t–J model

• Published in: Физика низких температур
• Date: 2007
• Main Authors: Antsygina, T.N., Poltavskaya, M.I., Poltavsky, I.I., Chishko, K.A.
• Format: Article
• Language: English
• Published: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2007
• Subjects: Related Topics
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/121799
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: Heat capacity and spin susceptibility of two-dimensional
 t–J model / T.N. Antsygina, M.I. Poltavskaya, I.I. Poltavsky, K.A. Chishko // Физика низких температур. — 2007. — Т. 33, № 6-7. — С. 814-819. — Бібліогр.: 14 назв. — англ.

Thermodynamic properties of the t–J model on square and triangular lattices near half-filling are investigated
 theoretically within an analytical approach based on the Kondo and Yamaji’s Green function decoupling
 scheme. The temperature dependences of the heat capacity and spin sus...