简介：Thepurposeofthispaperistopresentsomedualpropertiesofdualcomodule.Itturnsoutthatdualcomodulehasuniversalproperty(cf.Theorem2).Since(()*,()°)isanadjointpair(cf.Theorem3),somenicepropertiesoffunctor()°areobtained.FinelyTheoram4providesthatthecotensorproductisthedualofthetensorproductby(MAN)°≌M°□A.N°.Moreover,theresultHomA(M,N)≌Coma.(N°,M°)isprovedforfiterelatedmodulesM,NoverarefiexivealgebraA.

简介：Thethermalstressofthequartzoscillatormodulepackagingisinvestigatedusingdistal-im-agecorrelationmethod(DICM),andtheexperimentalresultsaregiven.Underthequartzoscillatormodulepackaging,thequartzoscillatorandtheFe-Sn-Cualloyframearejoinedtogetherwiththeelectroconductiveadhesive(PI),andtheelectroconductiveadhesiveneedstobecuredtwiceat150℃and275℃respective-ly.AsthequartzoscillatorandtheFe-Sn-Cualloyframehaveadistinctdifferenceinboththermalexpansioncoefficientsandmechanicalpropertiesandinprocessofpackagingtemperaturerisesordrops,thethermalstressisyieldedeasily.Whiletemperaluredrops,thenormalstressatthequartzoscillatoredgeisatensilestress,whichcanmakethequartzoscillatorfracture.

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简介：FortheAMANDAexperimentanewtypeofopticalmodule-thedigitalanalogopticalModule(dAOM)-hasbeendeveloped,Itincorporatessomelocal'intelligece'forslowcontrolandactiveelectronicsforanalogpulsetransmission.Morethan20dAOMprototypeshavebeensuccessfullydeployedintothepolariceduringthe1999/2000antarcticseasonandarerunningsincethattime.TheyareconnectedtothedAOMDAQboardsatthesurfacebysingletwistedparicablesoverdistancesupto2.7km.CORBAbasedclient-serverapplicationsestablishworld-wide,logicalaccesstoeverydAOM.

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简介：Theimportanceofthezerosofmultwariablelinearsystemsiswell-knoiunintermsofmeasureobstructionstothecontrollabilityandthe.observability.Inthispaper,arecursivedecarnposiAmojinterconnectedsystemsisoutlinedbytakingintoaccountthesequentialstructureoftheconnnections.Thepaperextendsthe,coordinate,module-theoreticstudiesfromtheelementaryalgebraicsystemstheorytoincludethecaseojsuchlinearinterconnectedsystemswhichneednottobecontrollableorobservable.Also,thepropertiesofcontrollabilityandobservability,thedecouplingzerosandthesignalMakingissuesarecharacterized.

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简介：Tailoreddiodelasersingleemitterswithlong(6mm)resonatorsandwide(1.2mm)emissionaperturesthatoperatewith940nmemissionwavelengthwereassembledinnoveledge-cooledverticallystackedarrays,andusedtoconstructacompactandhighlyefficientfibercoupledpumpsourceforYb:YAGpulsedhigh-energyclasssolid-statelasers.Thenovelconfigurationisshowntoallowrepetitionratesof200Hzat1mspulseduration,atanoutputpowerof130Wpersingleemitter.Theemissionoftwostackedarrayswasthenopticallycombinedtorealizepumpmodulesthatdeliver6kWpeakpower(pulseenergy6J)froma1.9mmcorediameterfiber,withwallplugefficiencyof50%.Thisrepresentsasignificantimprovementintermsofdutycycleandelectro-opticalefficiencyoverconventionalsources.ThepumpmodulehasbeensuccessfullytestedattheMaxBornInstitute,Berlinduringtrialsforpumpingofdisklasers.