摘要
Anenergymeasurementsysteminalarge-aperturehighpowerlaserexperimentplatformisintroduced.Theentiremeasurementsystemincludesfivecalorimeters,whichcarryouttheenergymeasurementofthefundamentalfrequencybeforethefrequencyconversionunit,remainingfundamentalfrequency,remainingsecond-harmonics,third-harmonics,aswellastheenergybalancemeasurementafterthefrequencyconversionunit.Combinationalindirectcalibrationanddirectcalibrationareemployedtocalibratethesamplingcoefficientsofthecalorimeters.Theanalysisofthedatashowedthat,regardingtheenergybalancecoefficients,combinationalcalibrationapproachgivesahigherprecision,andleadstoanenergybalancewith1%;andregardingtheenergysamplingcoefficientsforthevariouswavelengthsafterthefrequencyconversion,theresultsfromdirectandcombinationalcalibrationareconsistent.Theuncertaintiesforallenergysamplingcoefficientsarewithin3%,whichguaranteesthereliabilityoftheenergymeasurementforthelaserfacility.
出版日期
2013年02月06日（中国期刊网平台首次上网日期，不代表论文的发表时间）
