Lin Wen, Ai-Yuan Hu. Effect of biquadratic exchange and anisotropy on the critical temperature of antiferromagnet [J]. Acta Physica Sinica, 2020, 69(10): 107501-1
- Acta Physica Sinica
- Vol. 69, Issue 10, 107501-1 (2020)
Fig. 1. Nèel temperature as a function of biquadratic exchange for the exchange anisotropic parameter
when the single-ion anisotropic parameter
and 1.
when the single-ion anisotropic parameter
and 1. 
Fig. 2. Phase diagram of the
in the
and
parameter space.
in the
and
parameter space. 
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