简介:以ZnO粉末为原料,用N2作为载气,采用无催化辅助的热蒸发法沉积制备ZnO纳米结构,分别用X线衍射仪、扫描电镜和透射电镜对ZnO的物相、形貌和结构进行表征,并结合晶体生长理论和实验条件,对ZnO产物的形貌变化和纳米带生长方向进行研究。结果表明:离气源较近的位置到离出口较近的位置,ZnO纳米结构的形貌由连续颗粒膜逐渐向纳米带、直径大于100nm和直径小于100nm的纳米线变化。特别是发现ZnO纳米带除了常见的[001]生长方向外,还有[101]和[203]两种极为罕见的生长方向,这些纳米带都具有上下表面均由(±010)晶面组成的特点。ZnO产物的形貌变化是其生长过程由动力学控制为主转向热力学控制为主的结果,纳米带生长方向不同,可能与其晶核形成过程中的竞争生长有关。
简介:AdhesionimprovementofCVDdiamondfilimbyintroducinganelectro-depositedinterlayer;Agitation:themostversatiledegreeoffreedomforsurfacefinishers;Developmentofhydroxyapatitecoatingonporoustitaniumviaelectro-depositiontechnique;EffectofintensemagneticfieldonCdTeelectro-deposition;ElectrodepositionofMetallicLithiumonaTungstenElectrodein1-Butyl-l-methylpyrrolidiniumBis(tritluoromethanesulfone)imideRoom-temperatureMoltenSalt
简介:[篇名]Bi-2212:AnHTSCoatedConductor,[篇名]Carbonnanotube-perovskite-compositesasnewelectrodematerial,[篇名]CeO{sub}2bufferlayerbypulsedlaserdepositionforYBCOcoatedconductor,[篇名]CeO{sub)2BufferLayersDepositedbyPulsedLaserDepositionforTFA-MODYBa{sub}2Cu{sub}3O{sub)(7-x)SuperconductingTape,[篇名]Characteristicofthin-filmNTCthermalSensors,[篇名]Characteristicsofcobalt-dopedzincoxidethinfilmspreparedbypulsedlaserdeposition,[篇名]CharacteristicsofTiO{sub}2ThinFilmasaPhotocatalystPrepardUsing-thePulsedLaserDepositionMethod.
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