PT Unknown AU Murk, A Kämpfer, N Wylde, R Inatani, J Manabe, T Seta, M TI Characterization of various quasi-optical components for the submillimeter limb-sounder SMILES SE Proc. 12[super:th] Int. Symp. Space Terahertz Technol. PY 2001 BP 426 EP 435 DE limb-sounder ER