%0 Conference Proceedings %T Contribution of the gate leakage current to terahertz detection by Asymmetric Dual-Grating Gate HEMT structures %+ Laboratoire Charles Coulomb (L2C) %+ Institut d’Electronique et des Systèmes (IES) %+ Térahertz, hyperfréquence et optique (TéHO) %A Coquillat, Dominique %A Kurita, Y. %A Kobayashi, K. %A Teppe, Frederic %A Diakonova, Nina %A Consejo, Christophe %A But, Dmytro %A Tohme, L. %A Nouvel, P. %A Blin, S. %A Torres, J. %A Pénarier, A. %A Otsuji, T. %A Knap, Wojciech %< avec comité de lecture %Z L2C:13-378 %( International Conference on Infrared Millimeter and Terahertz Waves %B 2013 38TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ) %C Mainz, Germany %P 1 %8 2013 %D 2013 %Z Physics [physics]/Physics [physics]/General Physics [physics.gen-ph]Conference papers %X We present experimental study of terahertz detection by asymmetric dual-grating gate HEMT structures. The separate contributions of the gate leakage current and the loading effect to the rectification signal in the sub-threshold region was investigated versus temperature and frequency range. %G English %L hal-01126629 %U https://hal.science/hal-01126629 %~ CNRS %~ IES %~ L2C %~ MIPS %~ UNIV-MONTPELLIER %~ UM-2015-2021