JP5777615B2 - Cvdチャンバの流れ制御機構 - Google Patents
Cvdチャンバの流れ制御機構 Download PDFInfo
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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
- C23C16/45563—Gas nozzles
- C23C16/45565—Shower nozzles
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- C—CHEMISTRY; METALLURGY
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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
- C23C16/448—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 generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
- C23C16/452—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 generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials by activating reactive gas streams before their introduction into the reaction chamber, e.g. by ionisation or addition of reactive species
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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
- C23C16/45563—Gas nozzles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3244—Gas supply means
- H01J37/32449—Gas control, e.g. control of the gas flow
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- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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Description
Claims (12)
- 環状ボディと上部プレートと底部プレートとを備えたガス分配アセンブリであって、
環状ボディが、
内径のところに位置する内側環状壁と、外径のところに位置する外壁と、上部表面と、底部表面とを有する環状リングと、
前記上部表面内に形成された上部リセスと、
前記内側環状壁の半径方向の外側に向けて形成されたリップと、
前記内側環状壁内に形成された台座と、
前記上部リセスの半径方向の外側の前記環状ボディの前記上部表面上に形成された第1の冷却チャネルと、
前記上部リセスの半径方向の外側の前記環状ボディの前記底部表面上に形成された第2の冷却チャネルと
を備え、
前記上部リセス内に設置された上部プレートが、
自身を貫通して形成された複数の第1のアパーチャを有し、前記第1のアパーチャが自身の表面を超えて延び、それによって、盛り上がった円柱状体が形成される、ディスク形状のボディを備え、
前記底部表面から隔てられて、前記台座上に設置された底部プレートが、
前記第1のアパーチャに整列し、自身を貫通して形成された複数の第2のアパーチャを有し、それによって、前記上部表面と前記底部表面との間に流路が形成される、ディスク形状のボディと、
前記第2のアパーチャの間に、底部プレートを貫通して形成された複数の第3のアパーチャであって、底部プレートが、前記複数の第1のアパーチャおよび前記複数の第2のアパーチャを前記複数の第3のアパーチャから流体的に分離するために前記上部プレートに密閉するように連結される、複数の第3のアパーチャと、
を備えた、ガス分配アセンブリ。 - 前記上部プレートおよび底部プレートが一緒にろう付けされ、それによって、整列した第1のアパーチャおよび第2のアパーチャの各対の周りにシールが形成され、シールが前記上部プレートの外側端部と前記上部リセスの内側端部との間に作られるように、前記上部プレートが前記環状ボディにE−ビーム溶接され、シールが前記底部プレートの外側端部と前記内側環状壁との間に作られるように、前記底部プレートが前記環状ボディにE−ビーム溶接される、請求項1に記載のガス分配アセンブリ。
- 前記環状ボディが、
第1の冷却チャネルの半径方向の内側の前記上部リセス内に形成された流体配送チャネルと、
前記流体配送チャネルの半径方向の内側の前記上部リセス内に形成された流体通路であって、前記流体通路が前記流体配送チャネルに流体的に連結される、流体通路と、
前記環状ボディの前記外側壁を貫通して形成され、前記流体配送チャネルに流体的に連結され、それによって、導管の注入部から前記複数の第3のアパーチャの排出部への流れ経路が形成される、導管と
をさらに備えた、請求項2に記載のガス分配アセンブリ。 - 前記環状ボディが、
第2の冷却チャネルの半径方向の外側の前記環状ボディの前記底部表面内に形成されたヒータリセス
をさらに備えた、請求項1に記載のガス分配アセンブリ。 - 前記複数の第1のアパーチャの各アパーチャおよび前記複数の第2のアパーチャの各アパーチャの少なくとも一部が、円柱状形状を有する、請求項1に記載のガス分配アセンブリ。
- 前記複数の第3のアパーチャが、砂時計形状を有する、請求項1に記載のガス分配アセンブリ。
- 前記複数の第2のアパーチャおよび前記複数の第3のアパーチャが交互に互い違いになった列を形成し、前記第2のアパーチャの各々が少なくとも1つの第3のアパーチャによってもう1つの第2のアパーチャから離される、請求項1に記載のガス分配アセンブリ。
- 環状ボディと上部プレートと底部プレートとを備えたガス分配アセンブリであって、
環状ボディが、
内径のところに位置する内側環状壁と、外径のところに位置する外壁と、上部表面と、底部表面とを有する環状リングと、
前記上部表面内に形成された上部リセスと、
前記内側環状壁の半径方向の外側に向けて形成されたリップと、
前記内側環状壁内に形成された台座と、
前記上部リセスの半径方向の外側の前記環状ボディの前記上部表面上に形成された第1の冷却チャネルと、
前記上部リセスの半径方向の外側の前記環状ボディの前記底部表面上に形成された第2の冷却チャネルと
を備え、
前記上部リセス内に設置された上部プレートが、
自身を貫通して形成された複数の第1のアパーチャを有し、前記第1のアパーチャが自身の表面を超えて延び、それによって、盛り上がった円柱状体が形成される、ディスク形状のボディを備え、
前記底部表面から隔てられて、前記台座上に設置された底部プレートが、
前記第1のアパーチャに整列し、自身を貫通して形成された複数の第2のアパーチャを有し、それによって、前記上部表面と前記底部表面との間に流路が形成され、前記第2のアパーチャが12辺多角形パターンに配列される、ディスク形状のボディと、
底部プレートを貫通して形成された複数の第3のアパーチャであって、前記第3のアパーチャが前記第2のアパーチャの直径よりも小さな直径を有し、前記第3のアパーチャの各々が少なくとも2つの第2のアパーチャの間に配置され、底部プレートが、前記複数の第1のアパーチャおよび前記複数の第2のアパーチャを前記複数の第3のアパーチャから流体的に分離するために前記上面プレートに密閉するように連結される、複数の第3のアパーチャと、
を備えた、ガス分配アセンブリ。 - 前記上部プレートおよび底部プレートが一緒にろう付けされ、それによって、整列した第1のアパーチャおよび第2のアパーチャの各対の周りにシールが形成され、シールが前記上部プレートの外側端部と前記上部リセスの内側端部との間に作られるように、前記上部プレートが前記環状ボディにE−ビーム溶接され、シールが前記底部プレートの外側端部と前記内側環状壁との間に作られるように、前記底部プレートが前記環状ボディにE−ビーム溶接される、請求項8に記載のガス分配アセンブリ。
- 前記環状ボディが、
第1の冷却チャネルの半径方向の内側の前記上部リセス内に形成された流体配送チャネルと、
前記流体配送チャネルの半径方向の内側の前記上部リセス内に形成された流体通路であって、前記流体通路が前記流体配送チャネルに流体的に連結される、流体通路と、
前記環状ボディの前記外側壁を貫通して形成され、前記流体配送チャネルに流体的に連結され、それによって、導管の注入部から前記複数の第3のアパーチャの排出部への流れ経路が形成される、導管と
をさらに備えた、請求項8に記載のガス分配アセンブリ。 - 前記環状ボディが、
前記環状ボディの前記底部表面中に、第2の冷却チャネルの半径方向の外側に形成されたヒータリセス
をさらに備えた、請求項8に記載のガス分配アセンブリ。 - 前記複数の第1のアパーチャが複数の互い違いになった列を形成し、前記複数の第2のアパーチャおよび前記複数の第3のアパーチャが交互に互い違いになった列を形成し、前記第2のアパーチャの各々が少なくとも1つの第3のアパーチャによってもう1つの第2のアパーチャから離される、請求項8に記載のガス分配アセンブリ。
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CN105088191B (zh) | 2018-07-13 |
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US20200149166A1 (en) | 2020-05-14 |
US20150013793A1 (en) | 2015-01-15 |
TWI490366B (zh) | 2015-07-01 |
WO2011009002A3 (en) | 2011-04-14 |
US20110011338A1 (en) | 2011-01-20 |
US10550472B2 (en) | 2020-02-04 |
WO2011009002A2 (en) | 2011-01-20 |
KR20120062698A (ko) | 2012-06-14 |
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