Dynamical origin of the quantum Zeno effect

被引:5
|
作者
Pascazio, S [1 ]
机构
[1] Univ Bari, Dipartimento Fis, I-70126 Bari, Italy
[2] Ist Nazl Fis Nucl, I-70126 Bari, Italy
关键词
D O I
10.1007/BF02551443
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The quantum Zeno effect is often studied and understood in term of nonunitary evolutions, involving projections a la von Neumann (measurements). We propose a dynamical explanation of this effect, which involves only unitary operators. The limits of infinitely frequent measurements is critically discussed: it is unphysical, yet interesting and peculiar.
引用
收藏
页码:1655 / 1670
页数:16
相关论文
共 50 条
  • [21] NONUNIFORM QUANTUM ZENO EFFECT
    Tkachuk, V. M.
    JOURNAL OF PHYSICAL STUDIES, 2011, 15 (01):
  • [22] Measuring geometric phases with a dynamical quantum Zeno effect in a Bose-Einstein condensate
    Do, H., V
    Gessner, M.
    Cataliotti, F. S.
    Smerzi, A.
    PHYSICAL REVIEW RESEARCH, 2019, 1 (03):
  • [23] Spatial quantum Zeno effect
    Luo, SL
    PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 2003, 317 (3-4) : 509 - 516
  • [24] Quantum Zeno effect and dynamics
    Facchi, Paolo
    Ligabo, Marilena
    JOURNAL OF MATHEMATICAL PHYSICS, 2010, 51 (02)
  • [25] Quantum Zeno effect at 45
    Iulia Georgescu
    Nature Reviews Physics, 2022, 4 : 289 - 289
  • [26] QUANTUM ZENO EFFECT - COMMENT
    BALLENTINE, LE
    PHYSICAL REVIEW A, 1991, 43 (09): : 5165 - 5167
  • [27] QUANTUM ZENO EFFECT - REPLY
    ITANO, WM
    HEINZEN, DJ
    BOLLINGER, JJ
    WINELAND, DJ
    PHYSICAL REVIEW A, 1991, 43 (09): : 5168 - 5169
  • [28] THE GEOMETRY OF THE QUANTUM ZENO EFFECT
    Facchi, Paolo
    Pascazio, Saverio
    INTERNATIONAL JOURNAL OF GEOMETRIC METHODS IN MODERN PHYSICS, 2012, 9 (02)
  • [29] COMMENTS ON THE QUANTUM ZENO EFFECT
    FEARN, H
    LAMB, WE
    QUANTUM AND SEMICLASSICAL OPTICS, 1995, 7 (03): : 211 - 214
  • [30] Quantum Zeno effect at 45
    Georgescu, Iulia
    NATURE REVIEWS PHYSICS, 2022, 4 (05) : 289 - 289