Quantum Zeno Subspaces and Decoherence

被引:7
|
作者
Facchi, Paolo [1 ]
Pascazio, Saverio
机构
[1] Univ Bari, Dipartimento Fis, I-70126 Bari, Italy
关键词
quantum Zeno subspaces; decoherence; inverse quantum Zeno effect;
D O I
10.1143/JPSJS.72SC.30
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A profound consequence of the quantum Zeno effect is the partitioning of the total Hilbert space into quantum Zeno subspaces, among which any transition is hindered. Such a phenomenon can be due to frequent nonselective measurements, frequent unitary kicks or strong continuous coupling. Its practical relevance for halting decoherence is discussed and the problem of timescales is considered.
引用
收藏
页码:30 / 33
页数:4
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