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Optically-pumped circularly polarized lasing in a (110) VCSEL with GaAs/AlGaAs QWs at room temperature

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Abstract

We have successfully fabricated a (110)-VCSEL with GaAs/AlGaAs QWs and achieved circularly-polarized lasing with a high degree of circular polarization of 0.96 at room temperature, reflecting a long spin relaxation time in (110) GaAs/AlGaAs QWs.

© 2011 Optical Society of America

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