(1) Tata Institute of Fundamental Research, Homi Bhabha Road, 400 005 Bombay, India
Abstract:
Recent progress in the development of semiconductor lasers for optical-fibre communication is reviewed. GaInAsP buried heterostructure and distributed feedback structure, are described in some detail. An overview of the novel GaInAsSb mid-infrared (2–4 microns) lasers is also presented.