简介：Wesynthesized(Pb,Cd)Sr2(Y,Ca)Cu2O7+x,phasesuperconductor.AftersubstitutionofPbwithBi,theBiCd1212phaseshowsnosuperconductivity.AlthoughpreviousEXAFSstudyhasshownthelocalstructureenvironmentoftheCuissimilarinbothcompounds,EXAFSresultsofBiandPbheredemonstratethatσ2ofPb-Oin-planeislargerthanthatofBi-Oinplane,whereasσ^2ofPb-OapicalissmallerthanthatofBi-O,wheraseσ^2ofPb-OapicalissmallerthanthatofBi-Oapical.TheSrshellfeaturesarealsodiffernet,itappearedthatsuperconductivityneedssomedisorder.incarrierreservoirlayer,whichisduetothesubstitutionaldefectcausedbydifferentionicradii.

简介：AmethodofcurrentdrivewithIonCyclotronRangeofFrequency(ICRF)onEx-perimentalAdvancedSuperconductingTokomak(EAST)isdescribed.Avarietyofliquidsiliconoilheightsinthephaseshifterwillbringthephasedifferencetothecurrentdrive.Itisfoundthatthecurrentdrivecanbeachievedbyusingthephaseshifter.Theliquidphaseshifterisoneoftheimpedancematchingsystemstoo.

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简介：Liquidgasificationphenomenonwasobservableinliquid-soliddielectricbarrierdischarge(DBD)experiments.Startingfromclassicalthermodynamics,thisstudyaimedatfindingtilereasonofliquidgasificationintheDBDexperiments.Fluidstaticsandelectrohydrodynamicswereadoptedtoanalyzethemechanismofphasetransitionfromliquidtogas.TheSumotoeffectwasalsoemployedtovisuallyexplainthechangeinthepressureoffluidduetotheelectricfield.ItwasconcludedfromboththeoreticalanalysisandexperimentthatthechangeinliquidpressurewasakeyfactorcausingliquidtogasifyinDBDconditions.Furthermore,itwasstressedthattheliquidpressurewasaffectedbymanyparametersincludingliquidpermittivity,voltage,electricintensity,sizeofthedischargespaceanduniformityoftheelectricfielddistribution,etc.AllofthemaffectedDBDliquidgasification.Therelatedresultswouldprovideusefultheoreticalevidenceformulti-phaseDBDapplications.

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简介：Chitosan(CTS)coatingscontainedcalcium(Ca)andphosphorus(P)ontitanium(Ti)surfacearepreparedbythecathodeliquidphaseplasmatechnology(CLPT),inacertainconcentrationelectrolytesolutionwithselectiveadditionsofammoniumdihydrogenphosphateandcalciumnitrate.Itisindicatedthattheparametersforastabledischargearevoltageof400V,frequencyof100Hz,dutycycleof30%basedonalargeamountofexperimentdata.Themorphology,structureandcompositionofthecoatedsamplesarestudiedbySEM,FTIR,XRD,XPS.Theresultsdemonstratethatthecompositecoatingsareuniform,andsomesolidparticlesofinorganicsaltcontainingcalciumandphosphorusdispersedonthecoatings.CAtestsshowthatthesamplestreatedbytheliquidplasmabecamelesshydrophilic.ThevariationofhydrophilicityontheCLPTtreatedtitaniumisattributedtothechangeofthefunctiongroupsonthesamplesurface.Meanwhile,apossibleformationmechanismofthecompositecoatingsisdiscussed.

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