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Coherent beam combining of high-brightness tapered semiconductor optical amplifiers

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Academic year: 2021

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Figure I.12 – Simplified schematic of standard experimental setups for SHG of semiconductor lasers and amplifiers
Figure I.15 – Simplified schematics of three common beam combining techniques: (a) incoherent side by side addition of N laser beams, (b) spectral beam combining of N lasers beams with slightly different wavelengths and (c) coherent beam combining of N coh
Figure I.16 – Simplified schematic of two approaches for phase-locking in coherent beam combining architectures: (a) extended cavity configuration and (b) parallel MOPA configuration.
Figure I.21 – Experimental setup for the coherent combining of an array of 47 slab-coupled amplifiers (SCOWA)
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