Abstract
The eye-safe range from 1.5-1.6µm has many applications such as in communications, sensing, and light detection and ranging (LIDAR) [1]. One particularly important application is wind surveying using Doppler LIDAR [2]. This requires high rep rate (>kHz) laser pulse that are narrow linewidth (MHz), short (~100ns) and high energy (µJ) [3]. Currently this niche is filled by Er-doped fibre laser systems [4]. However, pulse energy scaling of these lasers is difficult [5]. To circumvent this, we propose a diamond master oscillator power amplifier (D-MOPA) as a final amplifier stage based on stimulated Raman scattering.
© 2023 IEEE
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