Influence of thermal reduced depolarization on a repetition-frequency laser amplifier and compensation-中国Betway体育网页登陆

摘要 Thermalstresscaninducebirefringenceinalasermedium,whichcancausedepolarizationofthelaser.Thedepolarizationeffectwillbeverysevereinahigh-average-powerlaser.Becausethedepolarizationwillmakethefrequencydoublingefficiencydecline,itshouldbecompensated.Inthispaper,thethermalcharacteristicsoftwokindsofmaterialsareanalyzedinrespectoftemperature,thermaldeformationandthermalstress.Thedepolarizationresultfromthermalstresswassimulated.Depolarizationonnon-uniformpumpingwasalsosimulated,andthecompensationmethodisdiscussed.

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Influence of thermal reduced depolarization on a repetition-frequency laser amplifier and compensation

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