摘要
用Ｌａｎｃｚｏｓ方法计算出一维ＡＴ量子链的基态和低激发态的能量，求出了模型的反常标度和归一化常数。
The energies of the ground state and the lowest excited states of the 1D AT quantum chain are calculated by using Lanczos method. The anomalous dimensions and normalized constant are given from conformal field theory.
出处
《上海交通大学学报》
EI
CAS
CSCD
北大核心
1997年第1期1-3,共3页
Journal of Shanghai Jiaotong University
关键词
共形场论
临界现象
量子链
A-T量子链
conformal field theory
critical phenomenon
finite size scaling
1D quantum chain
