JP5879447B2 - 処理ユニットを含む基板処理装置 - Google Patents
処理ユニットを含む基板処理装置 Download PDFInfo
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- JP5879447B2 JP5879447B2 JP2014548650A JP2014548650A JP5879447B2 JP 5879447 B2 JP5879447 B2 JP 5879447B2 JP 2014548650 A JP2014548650 A JP 2014548650A JP 2014548650 A JP2014548650 A JP 2014548650A JP 5879447 B2 JP5879447 B2 JP 5879447B2
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- GVGCUCJTUSOZKP-UHFFFAOYSA-N nitrogen trifluoride Chemical compound FN(F)F GVGCUCJTUSOZKP-UHFFFAOYSA-N 0.000 description 1
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- VYFXMIAQVGXIIN-UHFFFAOYSA-N trichloro(chlorosilyl)silane Chemical compound Cl[SiH2][Si](Cl)(Cl)Cl VYFXMIAQVGXIIN-UHFFFAOYSA-N 0.000 description 1
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 description 1
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
- JOHWNGGYGAVMGU-UHFFFAOYSA-N trifluorochlorine Chemical compound FCl(F)F JOHWNGGYGAVMGU-UHFFFAOYSA-N 0.000 description 1
- VEDJZFSRVVQBIL-UHFFFAOYSA-N trisilane Chemical compound [SiH3][SiH2][SiH3] VEDJZFSRVVQBIL-UHFFFAOYSA-N 0.000 description 1
- 238000005019 vapor deposition process Methods 0.000 description 1
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/448—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
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- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
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Description
前記ガス供給ユニットは,
前記第1貫通孔をそれぞれ貫通し,前記内部反応チューブの内部に位置し,前記反応ガスを吐出する,それぞれが供給口を備えた複数の供給ノズルと,
前記第2貫通孔をそれぞれ貫通し,前記内部反応チューブの内部に位置し,前記処理空間内の未反応ガス及び反応副産物を吸入する,それぞれが排気口を備えた複数の排気ノズルと,
前記排気ノズルにそれぞれ連結されて前記内部反応チューブの外部に位置し,前記排気ノズルを介してそれぞれ吸入された前記未反応ガス及び前記反応副産物が通過する複数の排気管と,を含み,
前記供給口は前記外部反応チューブの内壁に沿って周方向に位相差を有するように互いに異なる高さにそれぞれ配置されており,
前記排気口は前記外部反応チューブの内壁に沿って周方向に位相差を有するように互いに異なる高さにそれぞれ配置されており,
前記供給口の中心が同一の高さにある前記排気口の中心と対称に配置され,反応ガスの流れが上下方向で位相差を有する。
Claims (11)
- 基板に対する処理が行われる基板処理装置において,
上部が開放され,一側に前記基板が出入する通路が形成された下部チャンバと,
前記下部チャンバの開放された上部を閉鎖し,前記処理が行われる処理空間を提供する外部反応チューブと,
一つ以上の前記基板が上下方向に積載され,前記基板が積載される積載位置及び前記基板に対する前記処理が行われる処理位置に移動可能な基板ホルダと,
前記外部反応チューブの内部に設置され,前記処理位置に置かれた前記基板ホルダの周りに配置されて前記基板に対する反応領域を区画し,互いに異なる高さで周方向に位相差を以て配置された第1及び第2貫通孔が内壁に形成される内部反応チューブと,
前記外部反応チューブの内部に配置され,前記反応領域内に反応ガスを供給し,上下方向に沿って互いに異なる位相差を有する前記反応ガスの流動を前記反応領域内に形成するガス供給ユニットと,
前記外部反応チューブの外側に設置されて前記反応ガスを活性化して前記基板に対する処理を行う処理ユニットと,を含み,
前記ガス供給ユニットは,
前記第1貫通孔をそれぞれ貫通し,前記内部反応チューブの内部に位置し,前記反応ガスを吐出する,それぞれが供給口を備えた複数の供給ノズルと,
前記供給ノズルにそれぞれ連結されて前記内部反応チューブの外部に位置し,前記供給ノズルにそれぞれ前記反応ガスを供給する複数の供給管と,
前記第2貫通孔をそれぞれ貫通し,前記内部反応チューブの内部に位置し,前記処理空間内の未反応ガス及び反応副産物を吸入する,それぞれが排気口を備えた複数の排気ノズルと,
前記排気ノズルにそれぞれ連結されて前記内部反応チューブの外部に位置し,前記排気ノズルを介してそれぞれ吸入された前記未反応ガス及び前記反応副産物が通過する複数の排気管と,を含み,
前記供給口は前記外部反応チューブの内壁に沿って周方向に位相差を有するように互いに異なる高さにそれぞれ配置されており,
前記排気口は前記外部反応チューブの内壁に沿って周方向に位相差を有するように互いに異なる高さにそれぞれ配置されており,
前記供給口の中心が同一の高さにある前記排気口の中心と対称に配置され,反応ガスの流れが上下方向で位相差を有することを特徴とする基板処理装置。 - 前記処理ユニットは,
前記外部反応チューブの側部及び上部のうちいずれか一方に設置され,前記処理空間を加熱して前記基板に対するエピタキシャル蒸着処理を行うヒータと,
前記外部反応チューブの側部及び上部のうちの他方に設置され,前記反応ガスからプラズマを生成して前記基板に対する洗浄処理を行うプラズマ生成部材と,を含むことを特徴とする請求項1記載の基板処理装置。 - 前記処理ユニットは,前記外部反応チューブの外側に設置され,前記処理空間を加熱して前記基板に対するエピタキシャル蒸着処理を行うヒータを含むことを特徴とする請求項1記載の基板処理装置。
- 前記処理ユニットは,前記外部反応チューブの外側に設置され,前記反応ガスからプラズマを生成して前記基板に対する洗浄処理を行うプラズマ生成部材を含むことを特徴とする請求項1記載の基板処理装置。
- 前記プラズマ生成部材はICPアンテナであることを特徴とする請求項2記載の基板処理装置。
- 前記基板処理装置は,前記基板ホルダの下部に設置され,前記基板ホルダが前記処理位置にある際に前記内部反応チューブの開放された下部を閉鎖する熱遮断プレートを更に含むことを特徴とする請求項1記載の基板処理装置。
- 前記基板処理装置は,
前記外部反応チューブの周りに設置されて前記外部反応チューブの側部及び上部を囲み,内部に前記処理ユニットが実装されるカバーと,
前記外部反応チューブを囲む作動位置と,前記カバーが前記外部反応チューブから除去される解除位置に前記カバーを移動するカバームービングユニットと,を更に含むことを特徴とする請求項1記載の基板処理装置。 - 前記カバームービングユニットは,
前記カバーの一側に起立した状態で設置されて外周面にねじ山が形成される昇降ロードと,
前記カバーに連結されて前記昇降ロードの回転によって前記昇降ロードに沿って移動する支持フレームと,
前記昇降ロードを駆動する駆動モータと,を具備することを特徴とする請求項7記載の基板処理装置。 - 前記基板処理装置は前記排気ノズルに連結されて前記排気ノズルを介して吸入した前記未反応ガス及び前記反応副産物を排出する後方排気ラインを含み,
前記下部チャンバは,前記排気ノズルと前記後方排気ラインを連結する排気ポート及び前記下部チャンバの内部に形成された積載空間を前記後方排気ラインに連結する補助排気ポートを有することを特徴とする請求項1記載の基板処理装置。 - 前記積載空間の圧力は前記処理空間の圧力より高いことを特徴とする請求項9記載の基板処理装置。
- 前記下部チャンバは前記下部チャンバの内部に形成された積載空間に連通される補助ガス供給ポートを有することを特徴とする請求項1記載の基板処理装置。
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