TY - RPRT TI - Orbiting Rainbows Phase II: A Granular Media Imager Concept AU - Quadrelli, Marco AU - Arumugam, Darmin AU - Basinger, Scott AU - Swartzlander, Grover PY - 2015 UR - https://ntrs.nasa.gov/citations/20170008249 ID - 20170008249 ER -