JP2017022210A - 基板処理装置 - Google Patents
基板処理装置 Download PDFInfo
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- CLQPEJKJHMMRRW-UHFFFAOYSA-N N-silylpropan-2-amine Chemical compound CC(C)N[SiH3] CLQPEJKJHMMRRW-UHFFFAOYSA-N 0.000 description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—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 deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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- C23C16/45551—Atomic layer deposition [ALD] characterized by the apparatus having arrangements for gas injection at different locations of the reactor for each ALD half-reaction for relative movement of the substrate and the gas injectors or half-reaction reactor compartments
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- 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
- C23C16/458—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 supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4584—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally the substrate being rotated
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- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
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- H01L21/6835—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
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Abstract
Description
該処理室内に設けられ、表面上に基板を載置可能であるとともに、昇降可能な回転テーブルと、
該回転テーブルの周方向に沿った所定箇所に設けられ、第1の処理ガスを前記基板に供給可能な第1の処理ガス供給手段を有する第1の処理ガス供給領域と、
前記回転テーブルの周方向に沿って前記第1の処理ガス供給領域と離間して設けられ、第2の処理ガスを前記基板に供給可能な第2の処理ガス供給手段を有する第2の処理ガス供給領域と、
該第1及び第2の処理ガス供給領域に各々対応して前記回転テーブルよりも下方に設けられる第1及び第2の排気口と、
前記回転テーブルの上昇により生じた前記第1の排気口と前記第2の排気口が連通する連通空間を通じて、前記第2の処理ガスが前記第1の排気口に向かって流れる際の前記第1の排気口付近のコンダクタンスを低下させるコンダクタンス低下手段と、を有する。
2 回転テーブル
11 天板
12 容器本体
15 搬送口
16 ベローズ
17 昇降機構
22 回転軸
24 凹部
31、32 処理ガスノズル
33 プラズマガスノズル
41、42 分離ガスノズル
44、45 天井面
80 プラズマ発生器
90 コンダクタンス低下ブロック
91 壁面
92 水平面
610、620 排気口
Claims (14)
- 処理室と、
該処理室内に設けられ、表面上に基板を載置可能であるとともに、昇降可能な回転テーブルと、
該回転テーブルの周方向に沿った所定箇所に設けられ、第1の処理ガスを前記基板に供給可能な第1の処理ガス供給手段を有する第1の処理ガス供給領域と、
前記回転テーブルの周方向に沿って前記第1の処理ガス供給領域と離間して設けられ、第2の処理ガスを前記基板に供給可能な第2の処理ガス供給手段を有する第2の処理ガス供給領域と、
該第1及び第2の処理ガス供給領域に各々対応して前記回転テーブルよりも下方に設けられる第1及び第の2排気口と、
前記回転テーブルの上昇により生じた前記第1の排気口と前記第2の排気口が連通する連通空間を通じて、前記第2の処理ガスが前記第1の排気口に向かって流れる経路の前記第1の排気口付近のコンダクタンスを低下させるコンダクタンス低下手段と、を有する基板処理装置。 - 前記コンダクタンス低下手段は、前記回転テーブルの外周側面の外側に設けられ、前記連通空間を外側から覆う壁面を含む請求項1に記載の基板処理装置。
- 前記コンダクタンス低下手段は、前記第1の排気口と前記第2の処理ガス供給手段とを結ぶ領域を含めた前記第1の排気口の周辺に配置された請求項2に記載の基板処理装置。
- 前記コンダクタンス低下手段は、前記第1の処理ガス供給領域の少なくとも一部に設けられた請求項3に記載の基板処理装置。
- 前記コンダクタンス低下手段は、前記第1の処理領域のほぼ全域を包含して設けられた請求項4に記載の基板処理装置。
- 前記コンダクタンス低下手段は、前記壁面の下端から外側に水平に所定幅を有して延びるとともに前記回転テーブルの前記外周側面に沿って延在し、前記第1の排気口が形成された面を覆う水平面を有する請求項2乃至5のいずれか一項に記載の基板処理装置。
- 前記回転テーブルの前記外周側面と前記コンダクタンス低下手段の前記壁面との間のクリアランスは、0.5〜4mmの範囲である請求項2乃至6のいずれか一項に記載の基板処理装置。
- 前記第2の処理ガス供給領域は前記第1の処理ガス供給領域よりも広く、
前記第1の排気口は、前記第1の処理ガス供給領域の前記回転テーブルの回転方向下流端付近に設けられ、
前記第2の排気口は、前記第2の処理ガス供給領域の前記回転テーブルの回転方向下流端付近に設けられ、
前記第2の処理ガス供給手段は、前記第2の排気口よりも前記第1の排気口の方が近い位置に設けられている請求項1乃至7のいずれか一項に記載の基板処理装置。 - 前記回転テーブルの周方向に沿った前記第1の処理ガス供給領域と前記第2の処理ガス供給領域との間には、前記処理室の天井面から前記回転テーブルに向かって下方に突出し、前記第1の処理ガス供給領域と前記第2の処理ガス供給領域とを前記回転テーブルより上方において分離する分離領域が設けられた請求項1乃至8のいずれか一項に記載の基板処理装置。
- 前記分離領域内には、分離ガスを供給可能な分離ガス供給手段が設けられている請求項9に記載の基板処理装置。
- 前記第1の処理ガス供給手段は、前記基板に吸着可能な原料ガスを供給可能であり、
前記第2の処理ガス供給手段は、前記原料ガスと反応することにより反応生成物を生成可能な反応ガスを供給可能である請求項1乃至10のいずれか一項に記載の基板処理装置。 - 前記第2の処理ガス供給手段は、前記反応ガスとして酸化ガス又は窒化ガスを供給可能である請求項11に記載の基板処理装置。
- 前記回転テーブルは、前記基板を載置する際には下降し、基板処理を行う際には上昇する請求項1乃至12のいずれか一項に記載の基板処理装置。
- 前記基板処理は、前記第1の処理ガス供給手段から前記第1の処理ガスを供給するとともに、前記第2の処理ガス供給手段から前記第2の処理ガスを供給した状態で、前記回転テーブルを回転させることにより行われる請求項13に記載の基板処理装置。
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