AFM imaging and fractal analysis of surface roughness of AlN epilayers on sapphire substrates

作者: Dinara Dallaeva , Ştefan Ţălu , Sebastian Stach , Pavel Škarvada , Pavel Tománek

DOI: 10.1016/J.APSUSC.2014.05.086

关键词: NanotechnologyEpitaxySapphireOptoelectronicsThin filmMaterials scienceFractal analysisSubstrate (electronics)Surface roughnessSputter depositionNitride

摘要: … 3D microtopographic AFM images of Al 2 O 3 substrate before and after dry plasma etching are shown in Fig. 2 and AFM images of AlN epilayers on the sapphire substrate deposited at …

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