Al-induced Lateral Crystallization of Amorphous Si Thin Films by Microwave Annealing

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摘要 Al-inducedlateralcrystallizationofamorphoussiliconthinfilmsbymicrowaveannealingisinvestigated.ThecrystallizedSifilmsareexaminedbyopticalmicroscopy,Ramanspectroscopy,transmissionelectronmicroscopyandtransmissionelectrondiffractionmicrography.Aftermicrowaveannealingat480℃for50min,theamorphousSiiscompletelycrystallizedwithlargegrainsofmain(111)orientation.Therateoflateralcrystallizationis0.04μm/min.Thisprocess,labeledMILC-MA,notonlylowersthetemperaturebutalsoreducesthetimeofcrystallization.ThecrystallizationmechanismduringmicrowaveannealingandtheelectricalpropertiesofpolycrystallineSithinfilmsareanalyzed.ThisMILC-MAprocesshaspotentialapplicationsinlargeareaelectronics.
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出版日期 2002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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