Tunneling time probed by quantum shot noise

The time that a particle takes to traverse an electronic junction by tunneling has been discussed in theory but not detected directly. Here, the authors take advantage of both optical and electronic information from a tunnelling event to estimate this traversal time at around 1.1 femtosecond.

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Bibliographic Details
Main Authors: Pierre Février, Julien Gabelli
Format: article
Language:EN
Published: Nature Portfolio 2018
Subjects:
Q
Online Access:https://doaj.org/article/4f1fe6de8e5d4f129b947d7eea685b04
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Description
Summary:The time that a particle takes to traverse an electronic junction by tunneling has been discussed in theory but not detected directly. Here, the authors take advantage of both optical and electronic information from a tunnelling event to estimate this traversal time at around 1.1 femtosecond.