层状周期和准周期量子伊辛模型的居里温度

Curie Temperature of Periodic and Quasi-periodic Layer Quantum Ising Model

在平均场理论的框架下 ,提出了一种求解一维层状量子伊辛模型的居里温度的方法 ,解析地得到周期情形下该模型相变的居里温度 ,用数值方法研究了Fibonacci层状伊辛模型的居里温度 .

Under the approximation of mean field,a method for the Curie temperature of layer quantum Ising model is presented.The Curie temperature of periodic layer models is obtainted analytically.The Curie temperature of Fibonacci layer models is obtained by numerical method.Finally,the effect of structure on the Curie temperature is discussed.