[HTML][HTML] A method to achieve spectral beam combining based on a novel symmetric grating

X Fan, J Zhang, S Li, S Li, Y Wang, F Du, X Huang… - Frontiers in …, 2022 - frontiersin.org
A symmetric grating is proposed to obtain higher output power in spectral beam combination
by increasing the number of lasers and spectral utilization. The grating allows laser beams …