SUBSTRATE PROCESSING APPARATUS

A substrate processing apparatus, includes: a process chamber accommodating a substrate; a vaporizer vaporizing a liquid precursor to generate reaction gas and deliver a processing gas containing the reaction gas and a carrier gas, the vaporizer including: a vaporization vessel; and a heater heating...

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Main Authors KAKUDA, Toru, JODA, Takuya, TANAKA, Akinori, OKUNO, Masahisa, HARA, Daisuke, HORII, Sadayoshi, TATENO, Hideto, TSUKAMOTO, Takashi
Format Patent
LanguageEnglish
Published 19.07.2018
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Summary:A substrate processing apparatus, includes: a process chamber accommodating a substrate; a vaporizer vaporizing a liquid precursor to generate reaction gas and deliver a processing gas containing the reaction gas and a carrier gas, the vaporizer including: a vaporization vessel; and a heater heating the liquid precursor introduced into the vessel; a carrier gas flow rate controller controlling flow rate of the carrier gas supplied to the vaporizer; a liquid precursor flow rate controller controlling flow rate of the liquid precursor; a processing gas supply pipe introducing the processing gas delivered from the vaporizer into the process chamber; and a gas concentration sensor detecting a gas concentration of the reaction gas contained in the processing gas delivered from the vaporizer into the processing gas supply pipe.
Bibliography:Application Number: US201815919674