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Phys. Rev. A 69, 032104 (2004) [6 pages]

General expression for the quantum Zeno and anti-Zeno effects

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J. Ruseckas* and B. Kaulakys
Institute of Theoretical Physics and Astronomy, Vilnius University, A. Goštauto 12, 2600 Vilnius, Lithuania

Received 4 September 2003; published 12 March 2004

In this paper we investigate the quantum Zeno and anti-Zeno effects without using any particular model of the measurement. Making a few assumptions about the measurement process we derive an expression for the jump probability during the measurement. From this expression the equation, obtained by Kofman and Kurizki [ Nature (London) 405 546 (2000)] can be derived as a special case.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.69.032104
DOI:
10.1103/PhysRevA.69.032104
PACS:
03.65.Xp, 03.65.Ta, 03.65.Yz, 42.50.Lc

*Electronic address: ruseckas@itpa.lt