HOW MUCH TIME DOES A TUNNELING PARTICLE SPEND IN THE BARRIER REGION

被引:224
作者
STEINBERG, AM [1 ]
机构
[1] UNIV CALIF BERKELEY, DEPT PHYS, BERKELEY, CA 94720 USA
关键词
D O I
10.1103/PhysRevLett.74.2405
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The question in the title may be answered by considering the outcome of a "weak measurement" in the sense of Aharonov, Albert, and Vaidman. Various properties of the resulting time are discussed, including its close relation to the Larmor times. It is a universal description of a broad class of measurement interactions, and its physical implications are unambiguous. © 1995 The American Physical Society.
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页码:2405 / 2409
页数:5
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