RALSTON, J.D., WEISSER, S., ESQUIVIAS, I., LARKINS, E.C., ROSENZWEIG, J., TASKER, P.J. and FLEISSNER, J., 1993. Mechanisms for the modulation bandwidth enhancement in high-speed GaAs/AlGaAs and InGaAs/GaAs MQW lasers In: Institute of Physics Conference Series. Vol. 129. 809-