METHOD OF PROCESSING SUBSTRATE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, SUBSTRATE PROCESSING APPARATUS, AND RECORDING MEDIUM

A method of processing a substrate, includes: (a) modifying a surface of the substrate into a first oxide layer by supplying, to the substrate, a reactive species generated by plasma-exciting a first processing gas in which oxygen and hydrogen are contained and a ratio of hydrogen in the oxygen and...

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Bibliographische Detailangaben
Hauptverfasser: FUNAKI, Katsunori, TAKESHIMA, Yuichiro, NAKAYAMA, Masanori, ICHIMURA, Keita, UEDA, Tatsushi, TSUBOTA, Yasutoshi, KISHIMOTO, Hiroki, IGAWA, Hiroto, YAMAKADO, Yuki
Format: Patent
Sprache:eng
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Zusammenfassung:A method of processing a substrate, includes: (a) modifying a surface of the substrate into a first oxide layer by supplying, to the substrate, a reactive species generated by plasma-exciting a first processing gas in which oxygen and hydrogen are contained and a ratio of hydrogen in the oxygen and hydrogen of the first processing gas is a first ratio; and (b) modifying the first oxide layer into a second oxide layer by supplying, to the substrate, a reactive species generated by plasma-exciting a second processing gas in which oxygen is contained and hydrogen is optionally contained and a ratio of hydrogen in the oxygen and hydrogen of the second processing gas is a second ratio smaller than the first ratio.