Phase transition in quantum tunneling for a parameterized double-well potential

被引:5
|
作者
Zhou, B
Liang, JQ
Pu, FC
机构
[1] Chinese Acad Sci, Inst Phys, Beijing 100080, Peoples R China
[2] Chinese Acad Sci, Ctr Condensed Matter Phys, Beijing 100080, Peoples R China
[3] Hubei Univ, Dept Phys, Wuhan 430062, Peoples R China
[4] Shanxi Univ, Inst Theoret Phys, Taiyuan 030006, Peoples R China
[5] Guangzhou Normal Coll, Dept Phys, Guangzhou 510400, Peoples R China
关键词
quantum tunneling; phase transition;
D O I
10.1016/S0375-9601(00)00786-6
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The transition from the quantum tunneling regime to the classical crossover regime for a parameterized double-well potential is investigated. Using the different methods, the critical value of the potential parameter at which the first-order transition occurs is obtained. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:243 / 248
页数:6
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