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Conferences > CLEO > 2010 > CME > CME6

Gigahertz Circular Polarization Oscillations in Spin-Polarized Vertical-Cavity Surface-Emitting Lasers

N. C. Gerhardt, M. Li, H. Jaehme, H. Soldat, M. R. Hofmann, and T. Ackemann

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Abstract

We analyze ultrafast circular polarization oscillations in a commercial vertical-cavity surface-emitting laser after spin injection at room temperature. The circular polarization exhibits faster dynamics than the intensity and longer persistence than the spin relaxation time.

© 2010 Optical Society of America

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