On the weak-coupling limit and complete positivity

Authors
Benatti, F Floreanini, R
Citation
F. Benatti et R. Floreanini, On the weak-coupling limit and complete positivity, CHAOS SOL F, 12(14-15), 2001, pp. 2631-2638
Citations number
27
Categorie Soggetti
Multidisciplinary
Journal title
CHAOS SOLITONS & FRACTALS
ISSN journal
09600779 → ACNP
Volume
12
Issue
14-15
Year of publication
2001
Pages
2631 - 2638
Database
ISI
SICI code
0960-0779(200111/12)12:14-15<2631:OTWLAC>2.0.ZU;2-
Abstract
We consider two non-interacting systems embedded in a heat bath. If they re main dynamically independent, physical inconsistencies are avoided only if the single-system reduced dynamics is completely positive also beyond the w eak-coupling limit. (C) 2001 Elsevier Science Ltd. All rights reserved.