Polarization-insensitive superluminescent diode at 1.5 mu m with a tensile-strained-barrier MQW

Abstract
Polarization-insensitive high-power superluminescent diodes emitting at 1.5- mu m were fabricated by using a tensile-strained-barrier MQW. Polarization difference as low as 5% and 3.8 mW optical power were obtained at 200 mA injection current.<>