Title :
Generation of continuous THz wave by a compact dual-frequency semiconductor laser at room temperature
Author :
Yang, T. ; Chan, K.T. ; Chen, K.J. ; Dong, X.Y. ; Tam, H.Y.
Author_Institution :
Chinese Univ. of Hong Kong, Shatin
Abstract :
Room temperature continuous-wave terahertz (THz) radiation generated from a cost-effective dual-frequency semiconductor laser is reported. External feedback employing two fiber Bragg gratings makes the novel THz source compact and potentially easily tunable.
Keywords :
Bragg gratings; laser feedback; laser tuning; optical fibres; semiconductor lasers; submillimetre wave generation; THz source; compact dual-frequency semiconductor laser; continuous THz wave generation; external feedback; fiber Bragg gratings; room temperature continuous-wave terahertz radiation; temperature 293 K to 298 K; Bragg gratings; Fiber gratings; Fiber lasers; Frequency; Laser feedback; Laser tuning; Optical feedback; Semiconductor lasers; Temperature; Tunable circuits and devices;
Conference_Titel :
Lasers and Electro-Optics Society, 2007. LEOS 2007. The 20th Annual Meeting of the IEEE
Conference_Location :
Lake Buena Vista, FL
Print_ISBN :
978-1-4244-0925-9
Electronic_ISBN :
1092-8081
DOI :
10.1109/LEOS.2007.4382683
