Title :
Power summation and bandwidth narrowing in coherently-coupled fiber laser array
Author :
Shirakaw, Akira ; Matsuo, Keigo ; Ueda, Ken-ichi
Author_Institution :
Inst. for Laser Sci., Univ. of Electro-Commun., Tokyo, Japan
Abstract :
Coherent beam combining of many fiber lasers realizes both power scaling and spectral narrowing by complex-resonator effect. 85% addition efficiency with only a few longitudinal-modes is obtained in an array of eight 10-nm-bandwidth lasers.
Keywords :
fibre lasers; laser cavity resonators; optical arrays; optical fibre couplers; spectral line narrowing; 10 nm; 85 percent; bandwidth narrowing; coherent beam combining; coherently-coupled fiber laser array; complex-resonator effect; power summation;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
