Controlled Dephasing of a Quantum Dot Resonance

Daniel Rohrlich; Oren Zarchin; Moty Heiblum; Diana Mahalu; Vladimir Umansky

doi:10.1364/ICQI.2008.QTuC2

International Conference on Quantum Information
(Optica Publishing Group, 2008),
paper QTuC2
•https://doi.org/10.1364/ICQI.2008.QTuC2

Controlled Dephasing of a Quantum Dot Resonance

Daniel Rohrlich, Oren Zarchin, Moty Heiblum, Diana Mahalu, and Vladimir Umansky

International Conference on Quantum Information 2008

Boston, Massachusetts United States
13–16 July 2008
ISBN:

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Decoherence and Algorithms (QTuC)

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D. Rohrlich, O. Zarchin, M. Heiblum, D. Mahalu, and V. Umansky, "Controlled Dephasing of a Quantum Dot Resonance," in International Conference on Quantum Information, (Optica Publishing Group, 2008), paper QTuC2.

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Abstract

We couple electrons passing through a two-slit interferometer to electrons tunneling through a Fabry-Perot interferometer (a quantum dot) at resonance, and demonstrate that the mutual detection of these interferometer currents dephases and suppresses the resonance.

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