Title :
Widely tunable, phase-locked CW-THz radiation by photomixing of two CW lasers locked to two independent fiber combs
Author :
Yasui, Takeshi ; Takahashi, Hisanari ; Iwamoto, Yutaka ; Inaba, Hajime ; Minoshima, Kaoru
Author_Institution :
Grad. Sch. of Eng. Sci., Osaka Univ., Toyonaka, Japan
Abstract :
Arbitrary single-frequency CW-THz-wave generator based on two-independent femtosecond fiber-combs is presented. Continuous tuning of a 120-GHz CW wave was demonstrated across several MHz, which is limited by electric bandwidth of THz- for evaluation.
Keywords :
high-speed optical techniques; laser mode locking; laser tuning; optical fibres; spectral analysers; submillimetre wave lasers; terahertz wave generation; electric bandwidth limitation; femtosecond fiber-comb; frequency 120 GHz; phase-locked CW-THz radiation; photomixing; single-frequency CW-THz-wave generator; terahertz wave spectrum analyzer; widely tunable laser; Distributed feedback devices; Fiber lasers; Frequency; Laser tuning; Optical feedback; Optical sensors; Optical tuning; Quantum cascade lasers; Tunable circuits and devices; Ultrafast optics; (120.3930) Metrological instrumentation; (300.6495) Spectroscopy, terahertz;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
