EXACT TIME-DEPENDENT ANALYSIS FOR ONE-DIMENSIONAL XY MODEL

被引:22
作者
BAROUCH, E
DRESDEN, M
机构
[1] Institute for Theoretical Physics, State University of New York, Stony Brook
关键词
D O I
10.1103/PhysRevLett.23.114
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
An exact solution of the Liouville equation for the XY model with time-dependent external magnetic fields is obtained. Standard transformations allow a decomposition of the space of states into a direct product of four-dimensional subspaces. The Liouville equation is reduced to a set of coupled differential equations in each subspace. These equations have been explicitly solved for several cases. © 1969 The American Physical Society.
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页码:114 / +
页数:1
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