In this paper, we demonstrate a spectral beam combining scheme of two ytterbium-doped
fiber lasers, running at different wavelengths. An edge filter with high damage threshold (> …

We demonstrated a scheme to spectrally combine two high power, broad-linewidth single
beams using a steep edge filter as the combining element. 10.12 kW combined output …

Filter-based spectral beam combining provides a promising approach for power scaling and
brightness enhancement, especially for broad-linewidth fiber lasers. In this paper, we have …

Featured Application The constructed model is able to provide some theoretical instructions
for the future design of a filter that is beneficial for achieving an optimal combining efficiency …

We utilize the spectral broadening of Yb-doped fiber lasers in the spectral beam combining
scheme to develop an analytical model of the coupling efficiency, which forms a critical …

Comparison of Spectral Beam Combining Approaches for High Power Fiber Laser Systems
Page 1 Comparison of Spectral Beam Combining Approaches for High Power Fiber Laser …

Physical parameters of a spectral beam combining (SBC) system for multiple Yb-doped fiber
lasers (YDFLs) were identified and numerically analyzed to obtain the optimal beam quality …

By employing three reflecting volume Bragg gratings, a near-infrared 4-channel spectral-
beam-combining system is demonstrated to present 720 W combined power with a …

Owing to damage, thermal issues, and nonlinear optical effects, the output power of fiber
laser has been proven to be limited. Beam combining techniques are the attractive solutions …

Spectral beam combination (SBC) is a promising method to combine multiple fiber outputs
for further power scaling with the capability of maintaining high beam quality, but the beam …