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Effective-Field Theory on High Spin Systems with Biaxial Crystal Field
Authors:JIANG Wei GUO An-Bang LI Xin WANG Xi-Kun BAI Bao-Dong
Affiliation:College of Sciences, Shenyang University of Technology, Shenyang 110023, China College of Sciences, Shenyang University of Technology, Shenyang 110023, China College of Sciences, Shenyang University of Technology, Shenyang 110023, China College of Sciences, Shenyang University of Technology, Shenyang 110023, China School of Electrical Engineering, Shenyang University of Technology, Shenyang 110023, China
Abstract:
Based on the effective-field theory with self-spin correlations and the differential operator technique,physical properties of the spin-2 system with biaxial crystal field on the simple cubic, body-centered cubic, as well as faced-centered lattice have been studied. The influences of the external longitudinal magnetic field on the magnetization,internal energy, specific heat, and susceptibility have been discussed in detail. The phenomenon that the magnetization in the ground state shows quantum effects produced by the biaxial transverse crystal field has been found.
Keywords:effective-field theory   magnetic properties   biaxial crystal field   quantum effects
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