学科分类
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9 个结果
  • 简介:FortheAMANDAexperimentanewtypeofopticalmodule-thedigitalanalogopticalModule(dAOM)-hasbeendeveloped,Itincorporatessomelocal'intelligece'forslowcontrolandactiveelectronicsforanalogpulsetransmission.Morethan20dAOMprototypeshavebeensuccessfullydeployedintothepolariceduringthe1999/2000antarcticseasonandarerunningsincethattime.TheyareconnectedtothedAOMDAQboardsatthesurfacebysingletwistedparicablesoverdistancesupto2.7km.CORBAbasedclient-serverapplicationsestablishworld-wide,logicalaccesstoeverydAOM.

  • 标签: AMANDA实验 南极 数据通信
  • 简介:Tailoreddiodelasersingleemitterswithlong(6mm)resonatorsandwide(1.2mm)emissionaperturesthatoperatewith940nmemissionwavelengthwereassembledinnoveledge-cooledverticallystackedarrays,andusedtoconstructacompactandhighlyefficientfibercoupledpumpsourceforYb:YAGpulsedhigh-energyclasssolid-statelasers.Thenovelconfigurationisshowntoallowrepetitionratesof200Hzat1mspulseduration,atanoutputpowerof130Wpersingleemitter.Theemissionoftwostackedarrayswasthenopticallycombinedtorealizepumpmodulesthatdeliver6kWpeakpower(pulseenergy6J)froma1.9mmcorediameterfiber,withwallplugefficiencyof50%.Thisrepresentsasignificantimprovementintermsofdutycycleandelectro-opticalefficiencyoverconventionalsources.ThepumpmodulehasbeensuccessfullytestedattheMaxBornInstitute,Berlinduringtrialsforpumpingofdisklasers.

  • 标签: DIODE LASER DIODE PUMPED SOLID-STATE LASER