简介：Inertialconfinementfusiontargetsarecomplexsystemsdesignedtoallowfinecontroloftemperatureandpressureformakingprecisesphericalicelayersofhydrogenisotopesatcryogenictemperatures.Wediscussthevarioustechnicalconsiderationsforamaximumleakratebasedonheatloadconsiderations.Thismaximumflowrateturnsouttobe5×10~(-6)standardccpersecond,whichcanbecausedbyanorificelessthanhalfamicronindiameter.Thismakestheidentificationofthelocationandresolutionoftheleakasignificantchallenge.Toillustratethis,weshowcaseoneexampleofapeculiarfailuremodethatappearedsuddenlybutpersistedwherebytargetproductionyieldwasseverelylowered.Identificationoftheleaksourceandtherootcauserequiresverycarefulanalysisofmultiplethermomechanicalaspectstoensurethattheendsolutionisindeedtherightremedyandisrobust.
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