supported by the National Basic Research Program of China(No.2010CB327801);the Key Program of National Natural Science Foundation of China(No.60637010)
The modal of 18-core photonic crystal fiber laser is discussed and calculated.And corresponding far-field distribution of the supermodes is given by Fresnel diffraction integral.For improving beam quality,the mode sel...
supported by National Basic Research Program of China (2006CB806002 and 2010CB327604);the National Natural Science Foundation of China (60838004 and 60978022);the Key Project of Chi-nese Ministry of Education (108032);the Foundation for the Author of National Excellent Doctoral Dissertation of China (2007B34);the Program for New Century Excellent Talents in University (NCET-07-0597)
With linearly coupled nonlinear Schrodinger equations,numerical analysis has been performed on the mode locking forming procedure of a fiber laser in the linear cavity configuration.The fiber is Yb-doped multi-core ph...