简介：ThecyclicvoltammetryandpotentiostaticelectrolysiswereusedtoinvestigatethepreparingofDy-BialloyfilmsinLiCl-DMSO(dimethylsulfoxide)system.Theeffectsofseveralfactorsincludingthepotentialofdeposition,concentrationsofmainsalts,andtheconcentrationratioofDyCl3toBi(NO3)3werestudied.Dy-Bialloyfilmscontaining4.82%-80.62%(massfraction)dysprosiumwerepreparedinDyCl3-Bi(NO3)3-LiCl-DMSOsystembycontrollingthesystemcompositionanddepositionconditions.Thefilmsaregray,uniform,metalliclusterandadherefirmlytothecoppersubstratesanalyzedbySEM(scanningelectronmicroscope),EDS(X-rayenergydispersiveanalysis),andXRD(X-raydiffraction).Afterheattreatmentat718Kforlh,thealloyphaseofDy-BiwasfoundinXRDpatterns.

简介：Usingorganicaquaregia,arecentlydiscoveredpowerfulorganicleachingagent,aneffectiveprocessofrecoveringPtdirectlyfromPt-Aubimetallicnanoparticleswasdemonstrated.ThepuritiesofthePtrecoveredfromamixtureofAuandPtnanoparticlesandfromPt-Aucore-shellnanoparticlecatalystareashighas(99.49±0.22)％,and(95.02±0.08)％,respectively.Thenovelrecoveryprocesspromisesapplicationsincatalysisindustry.

简介：Bi3.15Nd0.85Ti3O12(BNT)粉末和薄电影被金属准备器官的分解(现代派)方法。BNT粉末的热流动曲线与调制温度被测量微分扫描热量计，和象热传导性系数和热散开系数那样的热物理参数从热流动曲线被获得。BNT薄电影的阶段鉴定，铁电体，和压电的性质在700点退火了