JP7330060B2 - 成膜装置、制御装置及び圧力計の調整方法 - Google Patents
成膜装置、制御装置及び圧力計の調整方法 Download PDFInfo
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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
- C23C16/52—Controlling or regulating the coating process
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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
- 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
- C23C16/40—Oxides
- C23C16/401—Oxides containing silicon
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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
- 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
- C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
- C23C16/4405—Cleaning of reactor or parts inside the reactor by using reactive gases
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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
- 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]
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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
- 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]
- C23C16/45527—Atomic layer deposition [ALD] characterized by the ALD cycle, e.g. different flows or temperatures during half-reactions, unusual pulsing sequence, use of precursor mixtures or auxiliary reactants or activations
-
- 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
-
- 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
- C23C16/458—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
-
- 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
- C23C16/54—Apparatus specially adapted for continuous coating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
- G01L19/145—Housings with stress relieving means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0042—Constructional details associated with semiconductive diaphragm sensors, e.g. etching, or constructional details of non-semiconductive diaphragms
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- Child & Adolescent Psychology (AREA)
- Chemical Vapour Deposition (AREA)
- Measuring Fluid Pressure (AREA)
- Drying Of Semiconductors (AREA)
Description
図1は、一実施形態の成膜装置の構成例を示す概略図である。図1に示されるように、成膜装置1は、処理容器10、ガス供給部30、排気部40、加熱部50、圧力計60、制御部80等を有する。
まず、成膜装置1の動作の一例として、ウエハW上にシリコン酸化膜を形成する成膜処理について説明する。
図2は、圧力計60の一例を示す図である。図2に示されるように、圧力計60は、基準圧力室62と、処理容器10内と連通する測定圧力室63と、の境界に配置されたダイヤフラム61の変形を検出することにより測定圧力室63の圧力を測定する隔膜真空計である。
図3は、一実施形態の圧力計60の調整方法を示すフローチャートである。一実施形態の圧力計60の調整方法は、例えばクリーニング処理の後に実行される。クリーニング処理は、例えば複数回の成膜処理が行われるごとに実行される。
図5は、成膜装置1を含むシステムの一例を示す図である。図5に示されるように、システムは、3つの成膜装置1、群管理コントローラ2、端末3を有する。
10 処理容器
60 圧力計
80 制御部
Claims (9)
- 減圧可能な処理容器と、
前記処理容器内の圧力を検出する圧力計と、
制御部と、
を備え、
前記制御部は、
前記処理容器内を最高到達真空度まで排気し、前記圧力計により検出される到達圧力が目標圧力となるように前記圧力計のゼロ点を調整するステップと、
前記処理容器内で成膜処理を実行するステップと、
前記処理容器内を最高到達真空度まで排気し、前記圧力計により検出される到達圧力が目標範囲内に到達したか否かを判定するステップと、
をこの順に行うサイクルを実行するよう構成され、
前記制御部は、前記判定するステップにおいて前記到達圧力が目標範囲内に到達していない場合に前記サイクルを再び行うよう構成される、
成膜装置。 - 前記目標圧力は、前記圧力計に予め定めた膜厚以上の膜が堆積した状態において前記処理容器内を最高到達真空度まで排気したときに前記圧力計により検出される圧力である、
請求項1に記載の成膜装置。 - 前記制御部は、前記処理容器内に堆積した膜を除去するクリーニング処理の後に前記サイクルを実行するように構成され、
前記目標圧力は、前記クリーニング処理の直前に前記圧力計により検出される圧力である、
請求項1又は2に記載の成膜装置。 - 前記成膜処理を実行するステップは、前記処理容器内に基板がない状態又は前記処理容器内にダミー基板を収容した状態で行われる、
請求項1乃至3のいずれか一項に記載の成膜装置。 - 前記圧力計は、基準圧力室と、前記処理容器内と連通する測定圧力室と、の境界に配置されたダイヤフラムの変形を検出することにより前記測定圧力室の圧力を測定する隔膜真空計である、
請求項1乃至4のいずれか一項に記載の成膜装置。 - 前記成膜処理は、前記処理容器内にアミノシランガスと酸化ガスとを交互に供給することによりシリコン酸化膜を成膜する処理を含む、
請求項1乃至5のいずれか一項に記載の成膜装置。 - 前記処理容器は、複数の基板を上下方向に間隔を有して略水平に保持する基板保持具を収容する容器である、
請求項1乃至6のいずれか一項に記載の成膜装置。 - 成膜装置の処理容器内の圧力を検出する圧力計の調整を行う制御装置であって、
前記処理容器内を最高到達真空度まで排気し、前記圧力計により検出される到達圧力が目標圧力となるように前記圧力計のゼロ点を調整するステップと、
前記処理容器内で成膜処理を実行するステップと、
前記処理容器内を最高到達真空度まで排気し、前記圧力計により検出される到達圧力が目標範囲内に到達したか否かを判定するステップと、
をこの順に行うサイクルを実行するよう構成され、
前記判定するステップにおいて前記到達圧力が目標範囲内に到達していない場合に前記サイクルを再び行うよう構成される、
制御装置。 - 成膜装置の処理容器内の圧力を検出する圧力計の調整方法であって、
前記処理容器内を最高到達真空度まで排気し、前記圧力計により検出される到達圧力が目標圧力となるように前記圧力計のゼロ点を調整するステップと、
前記処理容器内で成膜処理を実行するステップと、
前記処理容器内を最高到達真空度まで排気し、前記圧力計により検出される到達圧力が目標範囲内に到達したか否かを判定するステップと、
をこの順に行うサイクルを実行するよう構成され、
前記判定するステップにおいて前記到達圧力が目標範囲内に到達していない場合に前記サイクルを再び行うよう構成される、
圧力計の調整方法。
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JP2019191461A JP7330060B2 (ja) | 2019-10-18 | 2019-10-18 | 成膜装置、制御装置及び圧力計の調整方法 |
KR1020200128592A KR20210046552A (ko) | 2019-10-18 | 2020-10-06 | 성막 장치, 제어 장치 및 압력계의 조정 방법 |
US17/065,355 US11486041B2 (en) | 2019-10-18 | 2020-10-07 | Film forming apparatus, control device, and pressure gauge adjustment method |
CN202011073511.8A CN112680718A (zh) | 2019-10-18 | 2020-10-09 | 成膜装置、控制装置以及压力计的调整方法 |
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JP2014137275A (ja) | 2013-01-16 | 2014-07-28 | Tokyo Electron Ltd | 圧力測定器及びその圧力測定器を備える基板処理装置 |
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JPH10240356A (ja) * | 1997-02-21 | 1998-09-11 | Anelva Corp | 基板処理装置の基板温度制御法と基板温度制御性判定法 |
JP2002020873A (ja) * | 2000-07-07 | 2002-01-23 | Canon Inc | 真空処理方法 |
KR100793453B1 (ko) * | 2000-07-07 | 2008-01-14 | 동경 엘렉트론 주식회사 | 처리 장치의 유지 보수 방법, 처리 장치의 자동 검사방법, 처리 장치의 자동 복귀 방법 및 처리 장치를구동하는 소프트웨어의 자기 진단 방법 |
JP2003257878A (ja) * | 2002-03-07 | 2003-09-12 | Kawasaki Microelectronics Kk | 半導体製造装置およびそれを利用した半導体装置の製造方法 |
JP2004091850A (ja) * | 2002-08-30 | 2004-03-25 | Tokyo Electron Ltd | 処理装置及び処理方法 |
JP4607637B2 (ja) * | 2005-03-28 | 2011-01-05 | 東京エレクトロン株式会社 | シリコン窒化膜の形成方法、シリコン窒化膜の形成装置及びプログラム |
US7735452B2 (en) * | 2005-07-08 | 2010-06-15 | Mks Instruments, Inc. | Sensor for pulsed deposition monitoring and control |
JP2009123946A (ja) * | 2007-11-15 | 2009-06-04 | Hitachi Kokusai Electric Inc | 基板処理装置及び半導体装置の製造方法 |
JP5195174B2 (ja) * | 2008-08-29 | 2013-05-08 | 東京エレクトロン株式会社 | 成膜装置及び成膜方法 |
CN101436069B (zh) * | 2008-11-25 | 2010-09-15 | 北京北方微电子基地设备工艺研究中心有限责任公司 | 质量流量控制器的在线校验方法 |
JP2010251464A (ja) * | 2009-04-14 | 2010-11-04 | Panasonic Corp | 真空処理装置 |
JP5839514B2 (ja) * | 2010-02-15 | 2016-01-06 | 東京エレクトロン株式会社 | 成膜方法、成膜装置、および成膜装置の使用方法 |
JP6804277B2 (ja) * | 2016-11-30 | 2020-12-23 | 東京エレクトロン株式会社 | 処理方法および処理装置 |
JP7045888B2 (ja) * | 2018-03-15 | 2022-04-01 | 東京エレクトロン株式会社 | 成膜装置の運用方法及び成膜装置 |
JP2020148473A (ja) * | 2019-03-11 | 2020-09-17 | 東京エレクトロン株式会社 | 複数のチャンバ圧力センサを校正する方法及び基板処理システム |
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