TY - RPRT TI - Normal incidence spectrophotometer using high density transmission grating technology and highly efficiency silicon photodiodes for absolute solar EUV irradiance measurements AU - Ogawa, H. S. AU - Mcmullin, D. AU - Judge, D. L. AU - Korde, R. PY - 1992 UR - https://ntrs.nasa.gov/citations/19930043090 ID - 19930043090 ER -