TY - RPRT TI - Shaping Diffraction-Grating Grooves to Optimize Efficiency AU - Backlund, John AU - Wilson, Daniel AU - Mouroulis, Pantazis AU - Maker, Paul AU - Muller, Richard PY - 2008 UR - https://ntrs.nasa.gov/citations/20090020489 ID - 20090020489 ER -