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  • Conference on Lasers and Electro-Optics
  • OSA Technical Digest (Optica Publishing Group, 1999),
  • paper CThF3

All-optical polarisation switching at 1.5 µm in In1−xGaxAsy(P1−y)-InGaAsP multiple quantum wells

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Abstract

All-optical polarisation switches based on the excitation of spin polarised electrons in GaAs multiple quantum wells (MQWs) have been demonstrated previously1 with recovery times in the range 20 to 80 ps at wavelengths around 850 nm.

© 1999 Optical Society of America

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