Controllable preparation of vertically standing graphene sheets and their wettability and supercapacitive properties

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摘要 Verticallystandinggraphene(VSG)sheetshavebeenfabricatedbyusingplasmaenhancedchemicalvapordeposition(PECVD)method.ThelateralsizeofVSGnanosheetscouldbewellcontrolledbyvaryingthesubstratetemperature.Thehighertemperatureusuallygivesrisetoasmallersheetsize.ThewettabilityofVSGfilmswastunedbetweenhydrophobicityandhydrophilicitybymeansofoxygenandhydrogenplasmatreatment.ThesupercapacitorelectrodemadeofVSGsheetsexhibitedanidealdouble-layer-capacitorfeatureandthespecificcapacitancereachedavalueupto9.62F·m-2.
机构地区 不详
出处 《中国物理B:英文版》 2016年9期
出版日期 2016年09月19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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