Optical Orientation in Bulk Germanium

C. Hautmann; C. Hautmann; B. Surrer; M. Betz

doi:10.1364/QELS.2011.QMH2

CLEO:2011 - Laser Applications to Photonic Applications
OSA Technical Digest (CD) (Optica Publishing Group, 2011),
paper QMH2
•https://doi.org/10.1364/QELS.2011.QMH2

Optical Orientation in Bulk Germanium

C. Hautmann, B. Surrer, and M. Betz

Quantum Electronics and Laser Science Conference 2011

Baltimore, Maryland United States
1–6 May 2011
ISBN: 978-1-55752-910-7

From the session
Coherent Phenomena in Semiconductors (QMH)

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C. Hautmann, B. Surrer, and M. Betz, "Optical Orientation in Bulk Germanium," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optica Publishing Group, 2011), paper QMH2.

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Abstract

Ultrafast magneto-optics in bulk germanium reveals optical orientation of charge carriers via both direct and indirect optical transitions. At low temperatures, electron (hole) spins have remarkably long coherence times of ∼ 1 ns (∼ 100 ps).

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