On the weak-coupling limit and complete positivity

被引:7
作者
Benatti, F [1 ]
Floreanini, R [1 ]
机构
[1] Univ Trieste, Ist Nazl Fis Nucl, Dipartimento Fis Teor, Sezione Trieste, I-34014 Trieste, Italy
关键词
D O I
10.1016/S0960-0779(01)00078-9
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We consider two non-interacting systems embedded in a heat bath. If they remain dynamically independent, physical inconsistencies are avoided only if the single-system reduced dynamics is completely positive also beyond the weak-coupling limit. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:2631 / 2638
页数:8
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