TY - CONF AU - Zeng, Jinan AU - Hanssen, Leonard AU - Reda, Ibrahim AU - Scheuch, Jonathan C2 - SPIE Optics + Photonics, San Diego, CA DA - 2010-11-15 LA - en PB - SPIE Optics + Photonics, San Diego, CA PY - 2010 TI - Preliminary characterization study of a gold-coated concentrator for hemispherical longwave irradiance measurements ER -