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A sealed-off CuBr vapour laser with the maximal average output laser power of 20 W was fabricated and investigated.The corresponding efficiency is 1.2% and the specific average output laser power is 123 mW/cm~3 in an active volume of 163 cm~3.The lifetime of the laser is more than 300 hours operating at 12-15W.
A sealed-off CuBr vapor laser with the maximal average output laser power of 20 W was fabricated and investigated. The corresponding efficiency is 1.2% and the specific average output laser power is 123 mW / cm ~ 3 in an active volume of 163 cm ~ 3.The lifetime of the laser is more than 300 hours operating at 12-15W.