JP2020515082A - 誘電体膜の選択的堆積のための方法及び装置 - Google Patents
誘電体膜の選択的堆積のための方法及び装置 Download PDFInfo
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- JP2020515082A JP2020515082A JP2019560060A JP2019560060A JP2020515082A JP 2020515082 A JP2020515082 A JP 2020515082A JP 2019560060 A JP2019560060 A JP 2019560060A JP 2019560060 A JP2019560060 A JP 2019560060A JP 2020515082 A JP2020515082 A JP 2020515082A
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
- 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
- C23C16/455—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 introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45544—Atomic layer deposition [ALD] characterized by the apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/32—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers using masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—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
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Abstract
Description
Claims (15)
- 内部にロボットを有し、複数の側面を有する中央移送ステーションと、
前記中央移送ステーションの第1の側面に結合され、かつ湿式エッチングプロセス又はドライエッチングプロセスのうちの1つ又は複数を実行するように構成された
前洗浄チャンバと、
前記中央移送ステーションの第2の側面に結合されたバッチ処理チャンバであって、ガスカーテンによって分離された複数の処理領域を有するバッチ処理チャンバであって、複数の基板が前記複数の処理領域を通って移動するように、中心軸の周りで前記複数の基板を支持し回転させるように構成されたサセプタアセンブリを含むバッチ処理チャンバと
を備え、
少なくとも前記中央移送ステーションが、不活性ガス中に約0.1重量%以上の水蒸気を含む環境を有する、処理プラットフォーム。 - 前記中央移送ステーションの第3の側面に結合され、かつ分離プラズマを生成するように構成されたプラズマチャンバを更に備える、請求項1に記載の処理プラットフォーム。
- 前記複数の処理領域が、ケイ素前駆体と、酸素供給反応物、窒素供給反応物又は炭素供給反応物のうちの1つ又は複数を含む反応物とを含み、かつ前記複数の処理領域が、パッシベーション剤を含むパッシベーション領域を更に含む、請求項1に記載の処理プラットフォーム。
- 前記前洗浄チャンバ、前記バッチ処理チャンバ又はパッシベーションチャンバのうちの1つ又は複数が、アルキルシランを含むパッシベーション剤を供給するように構成される、請求項1に記載の処理プラットフォーム。
- 前記アルキルシランが一般式SiR4を有し、ここで各Rが独立してC1−C6アルキル、置換又は非置換アミン、置換又は非置換環状アミンであり、前記アルキルシランがSi−H結合を実質的に含まない、請求項4に記載の処理プラットフォーム。
- 前記アルキルシランが、4個から10個の原子範囲の環を有する少なくとも1つの置換又は非置換環状アミンを含む、請求項5に記載の処理プラットフォーム。
- 前記環状アミンが1個の窒素原子を有する、請求項6に記載の処理プラットフォーム。
- 前記環状アミンが、ピロリジンの窒素原子が前記アルキルシランのケイ素原子に結合されたピロリジンを含む、請求項7に記載の処理プラットフォーム。
- 前記アルキルシランが、1−(トリメチルシリル)ピロリジンを含む、請求項8に記載の処理プラットフォーム。
- 膜を堆積する方法であって、
ヒドロキシル終端表面を含む第1の基板表面と、水素終端表面を含む第2の基板表面とを含む基板を提供することと、
前記基板を、アルキルシランを含むパッシベーション剤に曝露し、前記ヒドロキシル終端表面と反応させて、前記第1の表面の上にブロッキング層を形成することと、
前記基板を1つ又は複数の堆積ガスに曝露して、選択的に前記第1の表面を越えて第2の基板表面の上に膜を堆積することと、
前記膜をヘリウム分離プラズマに曝露し、前記膜の品質を改善することと
を含み、
前記基板が、不活性ガスが約0.1重量%以上の水蒸気を有する環境を含む中央移送ステーションを通って少なくとも1回移動する、方法。 - 前記第1の基板表面及び前記第2の基板表面をエッチングプロセスに曝露し、前記ブロッキング層を形成する前に、前記第2の表面から自然酸化物を除去することを更に含み、前記エッチングプロセスが希釈HF又はプラズマベースのエッチングのうちの1つ又は複数を含む、請求項10に記載の方法。
- 前記アルキルシランが一般式SiR4を有し、ここで各Rが、独立してC1−C6アルキル、置換又は非置換アミン、置換又は非置換環状アミンであり、前記アルキルシランが実質的にSi−H結合を含まない、請求項11に記載の方法。
- 前記アルキルシランが、4個から10個の原子範囲の環を有する少なくとも1つの置換又は非置換環状アミンを含む、請求項12に記載の方法。
- 前記環状アミンが1つの窒素原子を有する、請求項13に記載の方法。
- 前記アルキルシランがピロリジンを含む、請求項14に記載の方法。
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