Columnar growth of crystalline silicon films on aluminium-coated glass by inductively coupled plasma CVD at room temperature

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摘要 Siliconfilmsweregrownonaluminium-coatedglassbyinductivelycoupledplasmaCVDatroomtemperatureusingamixtureofSiH4andH2asthesourcegas.ThemicrostructureofthefilmswasevaluatedusingRamanspectroscopy,scanningelectronmicroscopyandatomicforcemicroscopy.Itwasfoundthatthefilmsarecomposedofcolumnargrainsandtheirsurfacesshowarandomanduniformdistributionofsiliconnanocones.Suchamicrostructureishighlyadvantageoustotheapplicationofthefilmsinsolarcellsandelectronemissiondevices.Fieldelectronemissionmeasurementofthefilmsdemonstratedthatthethresholdfieldstrengthisaslowas~9.8V/μmandtheelectronemissioncharacteristicisreproducible.Inaddition,amechanismissuggestedforthecolumnargrowthofcrystallinesiliconfilmsonaluminium-coatedglassatroomtemperature.
机构地区 不详
出处 《中国物理B:英文版》 2009年2期
出版日期 2009年02月12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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