%0 Conference Proceedings %T Broadband Terahertz Emission from Dual-Grating Gate HEMT's -Mechanism and Emission Spectral Profile %+ Groupe d'étude des semiconducteurs (GES) %A Nishimura, T. %A Handa, H. %A Tsuda, H. %A Suemitsu, T. %A Meziani, Y.M. %A Knap, W. %A Otsuji, T. %A Sano, E. %A Ryzhii, V. %A Popov, V. %A Coquillat, D. %A Teppe, F. %< avec comité de lecture %( Device Research Conference Dig. %B Device Research Conference UCSB %C Santa Barbara, United States %P 263 %8 2008 %D 2008 %Z Physics [physics]/Physics [physics]/General Physics [physics.gen-ph]Conference papers %G English %L hal-00390731 %U https://hal.science/hal-00390731 %~ CNRS %~ UNIV-MONTP2 %~ GES %~ UNIV-MONTPELLIER %~ UM1-UM2