TY - RPRT TI - Curved grating fabrication techniques for concentric-circle grating, surface-emitting semiconductor lasers AU - Jordan, Rebecca H. AU - King, Oliver AU - Wicks, Gary W. AU - Hall, Dennis G. AU - Anderson, Erik H. AU - Rooks, Michael J. PY - 1993 UR - https://ntrs.nasa.gov/citations/19940012876 ID - 19940012876 ER -