Broadband Characteristics of Ultrahigh Responsivity of Asymmetric Dual-Grating-Gate Plasmonic Terahertz Detectors Auteur(s): Kasuya Fuzuki, Kawasaki T., Hatakeyama Shinya, Tombet Stephane Boubanga, Suemitsu Tetsuya, Otsuji Taiichi, Ducournau Guillaume, Coquillat D., Knap W., Takida Yuma, Ito Hiromasa, Minamide Hiroaki, Fateev Denis V., Popov Vyacheslav V., Meziani Yahya M., Satou Akira
Conference: 40th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2015 (Hong Kong, CN, 2015-08-23) Ref HAL: hal-01336498_v1 DOI: 10.1109/IRMMW-THz.2015.7327926 WoS: WOS:000376674000534 Exporter : BibTex | endNote Résumé: We report on the intrinsic responsivity of an asymmetric dual-grating-gate plasmonic detector over 100 kV/W at 200 GHz and 50 kV/W at 300 GHz measured at room temperature with zero source-drain bias. We demonstrate that broadband characteristics of the responsivity depend much on the geometrical parameters of the detectors. |