4 papers
Solution of the Ising model with Brascamp-Kunz boundary conditions by the transfer matrix method
De-Zhang Li, Xin Wang
The square lattice Ising model under the Brascamp-Kunz boundary conditions is a well-known exactly solvable lattice model. The exact solution of this system has been derived within…
Low-temperature series expansion of square lattice Ising model: A study based on Fisher zeros
De-Zhang Li, Xin Wang, Xiao-Bao Yang
Low-temperature expansion of Ising model has long been a topic of significant interest in condensed matter and statistical physics. In this paper we present new results of the coef…
Free-fermion models and the two-dimensional Ising models under the zero field and imaginary field
De-Zhang Li, Xin Wang, Xiao-Bao Yang
Ising model is famous in condensed matter and statistical physics. In this work we present a free-fermion formulation of the two-dimensional classical Ising models on the honeycomb…
Free-fermion approach to the partition function zeros : Special boundary conditions and product form of solution
De-Zhang Li, Xin Wang
Partition function zeros are powerful tools in understanding critical behavior. In this paper we present new results of the Fisher zeros of two-dimensional Ising models, in the fra…