JP2015504239A5 - - Google Patents

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JP2015504239A5
JP2015504239A5 JP2014541148A JP2014541148A JP2015504239A5 JP 2015504239 A5 JP2015504239 A5 JP 2015504239A5 JP 2014541148 A JP2014541148 A JP 2014541148A JP 2014541148 A JP2014541148 A JP 2014541148A JP 2015504239 A5 JP2015504239 A5 JP 2015504239A5
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dielectric layer
water vapor
exposing
substrate
chamber
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JP2014541148A
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JP2015504239A (ja
JP6158199B2 (ja
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Claims (15)

  1. 基板の表面を洗浄する方法であって、
    コンタクト構造体を有する基板を処理チャンバ内に配置することであって、前記基板が、前記基板上に配置され、前記基板上に開口を形成する誘電体層を有する、前記配置すること、
    前記基板上に配置された前記誘電体層を、前記チャンバ内に供給された水蒸気にさらし、水蒸気中にプラズマを形成すること、
    前記チャンバ内のプロセス圧力を約1トルから約120トルの間に維持すること、および
    前記基板上に形成された前記コンタクト構造体を洗浄すること
    を含む方法。
  2. 前記コンタクト構造体を形成するのに使用された前記誘電体層が、ドープされていないシリコンガラス(USG)、ホウ素−ケイ酸塩ガラス(BSG)、リン−ケイ酸塩ガラス(PSG)、ホウ素−リン−ケイ酸塩ガラス(BPSG)およびこれらの混合物からなるグループから選択される、請求項1に記載の方法。
  3. 前記誘電体層をさらすことが、
    約40度未満の濡れ角を有するように前記誘電体層の表面を制御すること
    をさらに含む、請求項1に記載の方法。
  4. 前記誘電体層をさらすことが、
    前記誘電体層の表面を親水性表面に変えること
    をさらに含む、請求項3に記載の方法。
  5. 前記誘電体層を前記水蒸気にさらすことが、
    前記水蒸気と一緒に、酸素を含むガスまたは水素を含むガスを前記チャンバ内に供給すること
    をさらに含む、請求項1に記載の方法。
  6. 前記誘電体層をさらすことが、
    前記水蒸気中に前記プラズマを形成するため、約5ワットから約5000ワットの間のRF電力を加えること
    をさらに含む、請求項1に記載の方法。
  7. 前記誘電体層をさらすことが、
    前記水蒸気にさらす前に、前記誘電体層を、炭素−フッ素を含むガスにさらすこと
    をさらに含む、請求項1に記載の方法。
  8. 前記水蒸気が、アルゴン、ヘリウムまたは窒素の存在下で生成される、請求項1に記載の方法。
  9. 前記誘電体層を前記水蒸気にさらすことが、
    前記水蒸気を前記チャンバにパルスモードで供給すること
    をさらに含む、請求項1に記載の方法。
  10. 前記基板上に形成された前記開口が、その下のコンタクト金属またはコンタクト金属ケイ化物層またはコンタクト窒化ケイ素層を露出させる前記誘電体層内の前記開口の中に開口を形成することをさらに含む、請求項1に記載の方法。
  11. 前記チャンバに供給された前記水蒸気が、前記基板上に配置された、前記コンタクト金属またはコンタクト金属ケイ化物層またはコンタクト窒化ケイ素層、および前記誘電体層を洗浄する、請求項10に記載の方法。
  12. 基板表面を洗浄する方法であって、
    その上に配置された誘電体層を有する基板をチャンバ内に配置すること、
    前記誘電体層を、前記チャンバ内に供給された水蒸気にさらし、水蒸気中にプラズマを形成すること、
    約40度未満の濡れ角を有するように前記誘電体層の表面を制御すること、および
    前記基板から前記誘電体層を洗浄すること
    を含む方法。
  13. 前記誘電体層を前記水蒸気にさらすことが、
    前記チャンバ内のプロセス圧力を約1トルから約120トルの間に維持すること
    をさらに含む、請求項12に記載の方法。
  14. 前記誘電体層を前記水蒸気にさらすことが、
    前記水蒸気にRF電力を加えること
    をさらに含む、請求項12に記載の方法。
  15. 前記誘電体層を前記水蒸気にさらすことが、
    前記水蒸気と一緒に、酸素を含むガスおよび/または水素を含むガスを前記チャンバに流入させることをさらに含み、前記酸素を含むガスが、O、NO、CO、NOおよびNOからなるグループから選択され、前記水素を含むガスが、H、HおよびNHからなるグループから選択される、
    請求項12に記載の方法。
JP2014541148A 2011-11-08 2012-11-06 水蒸気処理を使用して基板から材料層を除去する方法 Active JP6158199B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/291,286 US9653327B2 (en) 2011-05-12 2011-11-08 Methods of removing a material layer from a substrate using water vapor treatment
US13/291,286 2011-11-08
PCT/US2012/063651 WO2013070570A1 (en) 2011-11-08 2012-11-06 Methods of removing a material layer from a substrate using water vapor treatment

Publications (3)

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JP2015504239A JP2015504239A (ja) 2015-02-05
JP2015504239A5 true JP2015504239A5 (ja) 2015-12-24
JP6158199B2 JP6158199B2 (ja) 2017-07-05

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US (1) US9653327B2 (ja)
JP (1) JP6158199B2 (ja)
KR (1) KR102033707B1 (ja)
TW (1) TWI636501B (ja)
WO (1) WO2013070570A1 (ja)

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