JP2023157913A - 前駆体供給用の濃度センサを較正するための方法および装置 - Google Patents
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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
- C23C16/455—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
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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
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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
- C23C16/455—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
- C23C16/45561—Gas plumbing upstream of the reaction chamber
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- 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
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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
- C23C16/455—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
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
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Abstract
Description
Claims (20)
- 堆積チャンバへの前駆体流量を制御する方法であって、
前駆体を堆積チャンバに流し込むように構成されたセンサアセンブリおよびガス供給システムを通して前駆体または化学標準を流すことと、
前記センサアセンブリを通る前駆体または化学標準の流量に基づいて前記センサアセンブリを較正することと
を含む、方法。 - 前記センサアセンブリが、前記前駆体を含むアンプルの下流に配置される、請求項1に記載の方法。
- 前記センサアセンブリが、マスフローコントローラと化学標準とを含む供給ラインの下流に配置される、請求項1に記載の方法。
- 前記センサアセンブリが、トラップの上流に配置される、請求項1に記載の方法。
- 前記センサアセンブリおよび1つまたは複数の供給ラインが、高温チャンバ内にある、請求項1~4のいずれかに記載の方法。
- 第1の圧力センサが前記センサアセンブリの上流にあり、第2の圧力センサが、前記センサアセンブリの下流にある、請求項1~4のいずれかに記載の方法。
- 既知の濃度の前駆体を供給システムの密閉容積部に流し込むことであり、前記密閉容積部が、前記センサアセンブリに流体連結された前記前駆体を含むアンプルを含み、前記密閉容積部が等温である、流し込むこと
をさらに含む、請求項1~4のいずれかに記載の方法。 - 既知の濃度の化学標準をセンサアセンブリに流し込むことと、
前記化学標準を前記センサアセンブリで測定することと
をさらに含む、請求項1~4のいずれかに記載の方法。 - 前記化学標準を事前選択することをさらに含む、請求項1~4のいずれかに記載の方法。
- 堆積チャンバへの前駆体流量を制御するための装置であって、
前駆体を出力するためのアンプルと、
前記アンプルと通信可能に結合されたセンサアセンブリと、
制御システムであり、前記制御システムが、前記センサアセンブリを通る前記前駆体または化学標準の流れの間に前記センサアセンブリを較正するように構成される、制御システムと
を含む、装置。 - 前記センサアセンブリが、前記前駆体を含むアンプルの下流に配置される、請求項10に記載の装置。
- 前記センサアセンブリが、マスフローコントローラと化学標準とを含む供給ラインの下流に配置される、請求項10に記載の装置。
- 前記センサアセンブリが、トラップの上流に配置される、請求項10に記載の装置。
- 前記センサアセンブリおよび1つまたは複数の供給ラインが、高温チャンバ内にある、請求項10~13のいずれかに記載の装置。
- 第1の圧力センサが前記センサアセンブリの上流にあり、第2の圧力センサが、前記センサアセンブリの下流にある、請求項10~13のいずれかに記載の装置。
- 前記装置が、既知の濃度の前駆体を供給システムの密閉容積部に流し込むように構成され、前記密閉容積部が、前記センサアセンブリに流体連結された前記前駆体を含むアンプルを含み、前記密閉容積部が等温である、請求項10~13のいずれかに記載の装置。
- 前記装置が、既知の濃度の化学標準をセンサアセンブリに流し込み、前記化学標準を前記センサアセンブリで測定するように構成される、請求項10~13のいずれかに記載の装置。
- 前記化学標準が事前選択される、請求項10~13のいずれかに記載の装置。
- 前記センサアセンブリの上流の前駆体経路およびバイパス経路のための1つまたは複数の供給ラインを含むガス供給システムをさらに含む、請求項10~13のいずれかに記載の装置。
- プロセッサによって実行されたとき、請求項1~9のいずれかに記載の方法を実行させる命令が格納された非一時的コンピュータ可読ストレージ媒体。
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US16/932,107 US11718912B2 (en) | 2019-07-30 | 2020-07-17 | Methods and apparatus for calibrating concentration sensors for precursor delivery |
US16/932,107 | 2020-07-17 | ||
PCT/US2020/043281 WO2021021565A1 (en) | 2019-07-30 | 2020-07-23 | Methods and apparatus for calibrating concentration sensors for precursor delivery |
JP2022506044A JP2022543564A (ja) | 2019-07-30 | 2020-07-23 | 前駆体供給用の濃度センサを較正するための方法および装置 |
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US11718912B2 (en) * | 2019-07-30 | 2023-08-08 | Applied Materials, Inc. | Methods and apparatus for calibrating concentration sensors for precursor delivery |
US11808746B2 (en) * | 2021-07-01 | 2023-11-07 | Applied Materials, Inc. | Concentration sensor for precursor delivery system |
JP2023039835A (ja) * | 2021-09-09 | 2023-03-22 | 東京エレクトロン株式会社 | 原料供給装置、基板処理システムおよび残量推定方法 |
US20230124304A1 (en) * | 2021-10-14 | 2023-04-20 | Applied Materials, Inc. | Controlled delivery of low-vapor-pressure precursor into a chamber |
US20250135423A1 (en) * | 2023-10-25 | 2025-05-01 | Applied Materials, Inc. | Conduit, systems and methods for fluid temperature control |
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JP2022543564A (ja) * | 2019-07-30 | 2022-10-13 | アプライド マテリアルズ インコーポレイテッド | 前駆体供給用の濃度センサを較正するための方法および装置 |
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TW202114096A (zh) | 2021-04-01 |
TWI839555B (zh) | 2024-04-21 |
WO2021021565A1 (en) | 2021-02-04 |
JP2022543564A (ja) | 2022-10-13 |
KR102787655B1 (ko) | 2025-03-26 |
JP7656658B2 (ja) | 2025-04-03 |
KR20220038476A (ko) | 2022-03-28 |
US11718912B2 (en) | 2023-08-08 |
US20210032751A1 (en) | 2021-02-04 |
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