Title :
Multilayer W-type optical fibers for high-power fiber lasers
Author :
Ustimchik, V.E. ; Ulanov, A.E. ; Nikitov, S.A. ; Chamorovskii, Yu.K. ; Filippov, V.N.
Author_Institution :
Inst. of Radio-Eng. & Electron., Moscow, Russia
fDate :
June 30 2014-July 4 2014
Abstract :
We produced numerical and experimental investigation of multilayer W-type optical fibers. These fibers provide near singlemode propagation of radiation with output beam quality parameter upto M2=1.4 for 1.06 μm and M2=1.03 for 1.28 μm for core diameter about 50μm.
Keywords :
fibre lasers; laser beams; laser modes; numerical analysis; optical multilayers; core diameter; high-power fiber lasers; multilayer W-type optical fibers; numerical investigation; output beam quality parameter; singlemode propagation; wavelength 1.06 mum; wavelength 1.28 mum; Computational modeling; Welding;
Conference_Titel :
Laser Optics, 2014 International Conference
Conference_Location :
Saint Petersburg
Print_ISBN :
978-1-4799-3884-1
DOI :
10.1109/LO.2014.6886469
