THz Signal Generators Based on Lift-Off LT-GaAs on Transparent Substrates Heiliger, H. -M. ; Vossebürger, M. ; Roskos, H. G. ; Hey, R. ; Ploog, K. ; Kurz, H. Abstract Publication: Seventh International Symposium on Space Terahertz Technology Pub Date: March 1996 Bibcode: 1996stt..conf..400H