Flux growth in a horizontal confguration- an analogue to vapor transport growth

Flux growth in a horizontal confguration- an analogue to vapor transport growth

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时间:2019-07-31

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1、Fluxgrowthinahorizontalcon guration:ananaloguetovaportransportgrowthJ.-Q.Yan,1,B.C.Sales,1M.A.Susner,1,2,3andM.A.McGuire11MaterialsScienceandTechnologyDivision,OakRidgeNationalLaboratory,OakRidge,Tennessee37831,USA2AerospaceSystemsDirectorate,AirForceResearchLaborat

2、ory1950FifthSt.,Building18,Wright-PattersonAirForceBase,OH45433USA3UES,Inc.4401DaytonXeniaRd.Beavercreek,OH45432USA(Dated:June9,2017)Fluxgrowthofsinglecrystalsisnormallyperformedinaverticalcon gurationwithanuprightrefractorycontainerholdingthe uxmelt.Athightemperatur

3、es, uxdissolvesthechargeformingahomogeneoussolutionbeforenucleationandgrowthofcrystalstakeplaceunderpropersuper-saturationgeneratedbycoolingorevaporatingthe ux.Inthiswork,wereport uxgrowthinahorizontalcon gurationwithatemperaturegradientalongthehorizontalaxis:aliquid

4、transportgrowthanalogoustothevaportransporttechnique.Inatypicalliquidtransportgrowth,thechargeiskeptatthehotendoftherefractorycontainerandthe uxmeltdissolvesthechargeandtransfersittothecoldend.Oncetheconcentrationofchargeisabovethesolubilitylimitatthecoldend,thetherm

5、odynamicallystablephasenucleatesandgrows.Comparedtothevertical uxgrowth,theliquidtransportgrowthcanprovidealargequantityofcrystalsinasinglegrowthsincethecharge/ uxratioisnotlimitedbythesolubilitylimitatthegrowthtemperature.Thistechniqueiscomplementarytothevertical ux

6、growthandcanbeconsideredwhenalargeamountofcrystalsareneededbuttheyieldfromtheconventionalvertical uxgrowthislimited.WeappliedthistechniquetothegrowthofIrSb3,Mo3Sb7,MnBifromself ux,andthegrowthofFeSe,CrTe3,NiPSe3,FePSe3,andInCuP2S6fromahalide ux.I.Introductiontionalve

7、rtical uxgrowthandcanbeemployedwhenalargeamountofcrystalsareneededforsomespecialmeasurementsbuttheyieldfromtheconventionalverti-Fluxgrowthisacompellingmethodforthediscoverycal uxgrowthislimited.Weshowthegrowthdetailsofnewmaterialsandforthegrowthofcrystalsforsci-1{6us

8、ingthistechniqueofIrSb3,Mo3Sb7,andMnBioutofenti cstudiesaswellastechnologicalapplications.Inself ux,FeSe,CrTe3,NiPSe3,FePSe3,andInC

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