Preparation and properties of CdS thin films grown by ILGAR method

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摘要 CdSthinfilmsweredepositedbytheionlayergasreaction(ILGAR)method.Structural,chemical,topographicaldevelopmentaswellasopticalandelectricalpropertiesofas-depositedandannealedthinfilmswereinvestigatedbyXRD,SEM,XPS,AFMandUV-VIS.Theresultsshowedthatthethinfilmsareuniform,compactandgoodinadhesiontothesubstrates,andthegrowthofthefilmsis2.8nm/cycle.Theevolutionofstructureundergoesfromthecubicstructuretothehexagonalonewithapreferredorientationalongthe(002)planeafterannealingat673K.AnamountofC,OandClimpuririescanbereducedbyincreasingthedryingtemperatureorbyannealinginN2atmosphere.ItwasfoundthatthebandgapoftheCdSfilmsshiftstohigherwavelengthafterannealingorincreasingfilmthickness.Theelectricalresistivitydecreaseswithincreasingannealingtemperatureandfilmthickness.
机构地区 不详
出处 《稀有金属:英文版》 2004年4期
出版日期 2004年04月14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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