A 12-MHz-bandwidth fiber laser is reported by coherently arraying eight 10-nm-bandwidth lasers with an 85% addition efficiency. By threshold control of the supermodes, high-speed (> 1kHz), high-contrast-ratio (> 20dB) beam direction control has been demonstrated.
Fiber Laser Coherent Array for Power Scaling, Bandwidth Narrowing, and Coherent Beam Direction Control
2005-01-01
710821 byte
Conference paper
Electronic Resource
English
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