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Phys. Rev. A 69, 052108 (2004) [5 pages]

Quantum tunneling time

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Z. S. Wang1, L. C. Kwek1,2, C. H. Lai1, and C. H. Oh1
1Department of Physics, National University of Singapore, 10 Kent Ridge Crescent, Singapore 119260, Singapore
2Nanyang Technological University, National Institute of Education, 1, Nanyang Walk, Singapore 637616, Singapore

Received 17 February 2004; published 14 May 2004

We present a calculation of quantum tunneling time based on the transition duration of wave peak from one side of a barrier to the other. In our formulation, the tunneling time comprises a real and an imaginary part. The real part is an extension of the phase tunneling time with quantum corrections whereas the imaginary time is associated with energy derivatives of the probability amplitudes.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.69.052108
DOI:
10.1103/PhysRevA.69.052108
PACS:
03.65.Xp, 42.25.Bs, 73.40.Gk

See Also

Comment: G. E. Hahne, Comment on “Quantum tunneling time”, Phys. Rev. A 71, 026101 (2005).