Title :
Dynamics in the writing of long-period gratings in boron-doped fibers by CO2-laser pulses
Author :
Liu, Yunqi ; Lee, Ho Wai ; Chiang, Kin Seng
Author_Institution :
Dept. of Electron. Eng., City Univ. of Hong Kong, Kowloon
Abstract :
We investigate the dynamics of writing long-period gratings in unannealed and annealed boron-doped fiber samples with repeated scanning of CO2-laser pulses. Our results demonstrate clearly the effects of glass structure changes in the writing process.
Keywords :
annealing; boron; diffraction gratings; gas lasers; glass structure; laser materials processing; optical fibre fabrication; optical glass; CO2 laser pulses; JkJk:B; annealed boron-doped fiber samples; glass structure; laser writing process; long-period grating writing dynamics; unannealed boron-doped fiber samples; Annealing; Fiber gratings; Fiber lasers; Glass; Infrared heating; Power lasers; Refractive index; Resonance; Temperature; Writing;
Conference_Titel :
Opto-Electronics and Communications Conference, 2008 and the 2008 Australian Conference on Optical Fibre Technology. OECC/ACOFT 2008. Joint conference of the
Conference_Location :
Sydney
Print_ISBN :
978-0-85825-807-5
Electronic_ISBN :
978-0-85825-807-5
DOI :
10.1109/OECCACOFT.2008.4610581