ZnO nanorod arrays with tunable size and field emission properties on an ITO substrate achieved by an electrodeposition method

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摘要 Inthepresentwork,verticallyalignedZnOnanorodarrayswithtunablesizearesuccessfullysynthesizedonnonseededITOglasssubstratesbyasimpleelectrodepositionmethod.Theeffectofgrowthconditionsonthephase,morphology,andorientationoftheproductsarestudiedindetailbyX-raydiffraction(XRD),scanningelectronmicroscopy(SEM),andtransmissionelectronmicroscopy(TEM).Itisobservedthattheas-preparednanostructuresexhibitapreferredorientationalongcaxis,andthesizeanddensityoftheZnOnanorodcanbecontrolledbychangingtheconcentrationofZnCl2.Fieldemissionpropertiesoftheas-synthesizedsampleswithdifferentdiametersarealsostudied,andtheresultsshowthatthenanorodarrayswithasmallerdiameterandappropriateroddensityexhibitbetteremissionproperties.TheZnOnanorodarraysshowapotentialapplicationinfieldemitters.
机构地区 不详
出处 《中国物理B:英文版》 2012年6期
出版日期 2012年06月16日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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