Coherent optical manipulation of quantum dot electron spins

Meenakshi Dutt; Jun Cheng; Bo Li; Wencan He; D. G. Steel; Allan S. Bracker; D. Gammon; L. J. Sham

doi:10.1109/qels.2003.238400

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Coherent optical manipulation of quantum dot electron spins

Meenakshi Dutt Jun Cheng Bo Li Wencan He D. G. Steel Allan S. Bracker D. Gammon L. J. Sham

Year: 2003 Pages: 2 pp.-2 pp.

DOI: 10.1109/qels.2003.238400

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Abstract

We report on the coherent optical manipulation of electron spins in the ground state of charged quantum dots. The measured spin coherence time is limited by the distribution of g-factors, but exceeds one nanosecond.

Keywords:

Spins Quantum dot Coherence (philosophical gambling strategy) Physics Nanosecond Electron Coherence time Ground state Quantum dot laser Electron optics Spin (aerodynamics) Quantum point contact Condensed matter physics Atomic physics Quantum mechanics Quantum well Laser

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Quantum and electron transport phenomena

Physical Sciences → Physics and Astronomy → Atomic and Molecular Physics, and Optics

Magnetic properties of thin films

Physical Sciences → Physics and Astronomy → Atomic and Molecular Physics, and Optics

Surface and Thin Film Phenomena

Physical Sciences → Physics and Astronomy → Atomic and Molecular Physics, and Optics

Coherent optical manipulation of quantum dot electron spins

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