TY - RPRT TI - nBn Infrared Detector Containing Graded Absorption Layer AU - Gunapala, Sarath D. AU - Ting, David Z. AU - Hill, Cory J. AU - Bandara, Sumith V. PY - 2009 UR - https://ntrs.nasa.gov/citations/20090011184 ID - 20090011184 ER -