Semiconductor lasers - 1975 [Special Issue introduction]

This issue of the IEEE Journal of Quantum Electronics marks the fourth special issue of this journal devoted to semiconductor lasers. It comes at a time when the active effort on semiconductor lasers around the world is the largest it has ever been. For the increasing number of specialists in this field, this issue provides a convenient collection of current papers for future reference. For interested workers in other fields, this volume presents a snapshot view of topics under current investigation by researchers in the field. The issue is sponsored by the 1974 IEEE International Semiconductor Laser Conference, which was held on November 18-20, 1974, in Atlanta, Ga. The program of the IV IEEE International Semiconductor Laser Conference is provided.