Title :
Terahertz plasmon cavity modes in a heterostructure transistor
Author :
Giliberti, Valeria ; Ortolani, Michele ; Giovine, Ennio ; Di Gaspare, Alessandra ; Biasiol, Giorgio ; Sorba, L. ; Evangelisti, Florestano
Author_Institution :
Inst. for Photonics & Nanotechnol. (IFN), Rome, Italy
Abstract :
We have observed plasmon cavity modes in a high-mobility two-dimensional electron gas by photocurrent spectroscopy in the 0.15-0.40 THz range. Spectral peaks due to standing wave nonlinearities are clearly observed.
Keywords :
field effect transistors; plasmons; terahertz wave devices; two-dimensional electron gas; THz range; frequency 0.15 THz to 0.40 THz; heterostructure transistor; high-mobility two-dimensional electron gas; photocurrent spectroscopy; spectral peaks; standing wave nonlinearities; terahertz plasmon cavity modes; Cavity resonators; HEMTs; Logic gates; MODFETs; Microcavities; Photoconductivity; Plasmons;
Conference_Titel :
Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 2014 39th International Conference on
Conference_Location :
Tucson, AZ
DOI :
10.1109/IRMMW-THz.2014.6956461
