Title :
Suppression of self pulsing in Yb-doped fiber lasers with cooling by liquid nitrogen
Author :
Sumimura, Kazuhiko ; Yoshida, Hidetsugu ; Okada, Hajime ; Fujita, Hisanori ; Nakatsuka, Masahiro
Author_Institution :
Inst. of Laser Eng., Osaka Univ., Suita
Abstract :
High power Yb-doped fiber laser amplifier, self-pulsing is problem for instability and optical damage. Simple ring type resonator was consisted to observe the self-pulsing. The sustained self-pulsing observed in room temperature (RT) was restrained in liquid nitrogen temperature (LNT).
Keywords :
cooling; cryogenics; optical fibre amplifiers; ytterbium; Yb; fiber laser amplifier; liquid nitrogen; ring type resonator; self pulsing; Cooling; Fiber lasers; High power amplifiers; Nitrogen; Optical fiber amplifiers; Optical resonators; Power lasers; Ring lasers; Semiconductor optical amplifiers; Temperature;
Conference_Titel :
Lasers and Electro-Optics - Pacific Rim, 2007. CLEO/Pacific Rim 2007. Conference on
Conference_Location :
Seoul
Print_ISBN :
978-1-4244-1173-3
Electronic_ISBN :
978-1-4244-1174-0
DOI :
10.1109/CLEOPR.2007.4391320
