Wavefront reversal in stimulated Brillouin scattering was used to compensate phase distortions in a YAG amplifier. The output radiation has the following properties: diffraction-limited divergence 0.25 mrad, pulse energy 100 mJ, pulse duration 20 nsec, and repetition frequency up to 50Hz.
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Zubarev et al. (1980) studied this question.
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