Title :
Graphene active plasmonics for superradiant terahertz lasing
Author :
Otsuji, Taiichi ; Watanabe, Toshio ; Tombet, Stephane Albon Boubanga ; Satou, Akira ; Dubinov, Alexander A. ; Popov, V. ; Ryzhii, Victor
Author_Institution :
Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan
Abstract :
We theoretically discovered and experimentally manifested that the carrier population inversion in graphene results in stimulating emission of plasmons with a giant gain, leading to superradiant terahertz lasing from a structured graphene.
Keywords :
graphene; plasmonics; population inversion; stimulated emission; submillimetre wave lasers; C; carrier population inversion; graphene active plasmonics; stimulated emission; superradiant terahertz lasing; Graphene; Optical pulses; Optical pumping; Photonics; Plasmons; Stimulated emission;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on
Conference_Location :
Mainz
DOI :
10.1109/IRMMW-THz.2013.6665848
