Title :
Demonstration of side coupling between high power laser diode array and double-clad fiber using sub-wavelength grating
Author :
Huang, Chieh-Wei ; Huang, Ding-Wei ; Chang, Chun-Lin ; Jheng, Dong-Yo ; Hsu, Kuang-Yu ; Kuan, Chieh-Hsiung ; Huang, Sheng-Lung
Author_Institution :
Grad. Inst. of Photonics & Optoelectron., Nat. Taiwan Univ., Taipei, Taiwan
Abstract :
A sub-wavelength gold-embedded silica binary grating for side coupling light emission from a 976-nm high-power laser diode array into the 400-μm-diameter inner cladding of a double-clad fiber was demonstrated with near 50% overall coupling efficiency.
Keywords :
diffraction gratings; gold; optical fibre cladding; optical fibre couplers; semiconductor laser arrays; silicon compounds; Au; SiO2; double-clad fiber; gold-embedded silica binary grating; high power laser diode array; side coupling; size 400 mum; sub-wavelength grating; wavelength 976 nm; Arrays; Couplings; Diode lasers; Fiber gratings; Gratings; Optical fiber couplers; Optical fiber polarization;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
