JP7843786B2 - ウエハエッジ性能を改善するためのシャドウリングリフト - Google Patents
ウエハエッジ性能を改善するためのシャドウリングリフトInfo
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- JP7843786B2 JP7843786B2 JP2023580780A JP2023580780A JP7843786B2 JP 7843786 B2 JP7843786 B2 JP 7843786B2 JP 2023580780 A JP2023580780 A JP 2023580780A JP 2023580780 A JP2023580780 A JP 2023580780A JP 7843786 B2 JP7843786 B2 JP 7843786B2
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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
- C23C16/02—Pretreatment of the material to be coated
- C23C16/0272—Deposition of sub-layers, e.g. to promote the adhesion of the main 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
- C23C16/04—Coating on selected surface areas, e.g. using masks
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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
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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
- C23C16/06—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 metallic material
- C23C16/08—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 metallic material from metal halides
- C23C16/14—Deposition of only one other metal element
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- 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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- 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
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- 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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- 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
- C23C16/45534—Use of auxiliary reactants other than used for contributing to the composition of the main film, e.g. catalysts, activators or scavengers
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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]
- C23C16/45544—Atomic layer deposition [ALD] characterized by the apparatus
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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
- C23C16/458—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
- C23C16/4585—Devices at or outside the perimeter of the substrate support, e.g. clamping rings, shrouds
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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
- C23C16/50—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 using electric discharges
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- H—ELECTRICITY
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- 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
- H01J37/32715—Workpiece holder
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- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/04—Apparatus for manufacture or treatment
- H10P72/0431—Apparatus for thermal treatment
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- H10P72/76—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches
- H10P72/7604—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a susceptor, stage or support
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- H10P72/7604—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a susceptor, stage or support
- H10P72/7612—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using mechanical means, e.g. clamps or pinches the wafers being placed on a susceptor, stage or support characterised by lifting arrangements, e.g. lift pins
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Description
この方法は、シャドウリングを処理位置まで上昇させることであり、シャドウリングと、基板の上面とが、処理間隔だけ離隔される、上昇させることと、プロセスチャンバ内で核生成プロセスを基板に実行することと、プロセスチャンバ内で差異的抑制プロセスを基板に実行することと、シャドウリングおよび複数の基板リフトピンを堆積位置に位置づけることと、プロセスチャンバ内で堆積プロセスを基板に実行することとを含む。差異的抑制プロセスは、シャドウリングが処理位置にある間に実行される。堆積位置にある間、シャドウリングと基板の上面とは、処理間隔よりも少ない堆積間隔だけ離隔される。
ある実施形態の要素および特徴は、さらなる詳述なしに、他の実施形態に有益に組み込まれ得ることが意図されている。
Claims (9)
- 基板処理のためのプロセスチャンバであって、
チャンバ本体と、
前記チャンバ本体内に配置され、上面を有する基板支持体と
を含み、
前記基板支持体は、
前記基板支持体の半径方向外側エッジを画定するパージリングと、
前記基板支持体を貫いて配置され、前記パージリングの半径方向内側に配置された複数の基板リフトピンと、
前記基板支持体の前記半径方向外側エッジのまわりに位置づけられたシャドウリングを上昇および下降させるように構成されたシャドウリングリフトアセンブリと
を含み、
前記シャドウリングリフトアセンブリは、
前記複数の基板リフトピンを支持するように構成されたリフトフープと、
前記基板支持体、前記複数の基板リフトピン、および前記リフトフープの半径方向外側に配置された複数のシャドウリングリフトピンと
を含み、
前記基板支持体が、降下した基板移送位置に配置されると、前記複数の基板リフトピンは、前記基板支持体の基板受け面の上方に延び、前記基板支持体が、上昇または処理位置にあるとき、前記複数の基板リフトピンは、前記基板支持体の基板受け面の真下に後退する、プロセスチャンバ。 - 前記シャドウリングリフトアセンブリが、前記複数の基板リフトピンを上昇および下降させるようにさらに構成される、請求項1に記載のプロセスチャンバ。
- 前記シャドウリングリフトアセンブリが、リフトピンハウジングであって、前記複数の基板リフトピンの各々のリフトピンベースのまわりに配置され、前記複数の基板リフトピンを前記リフトピンハウジングの中で上昇および下降させることを可能にするように構成されている、リフトピンハウジングと
をさらに含み、
前記複数のシャドウリングリフトピンが、前記リフトピンハウジングの半径方向外側に配置され、前記シャドウリングの底面に接触するように構成され、
前記リフトフープが、前記リフトピンハウジングの各々を支持するように構成される、請求項2に記載のプロセスチャンバ。 - 前記リフトフープに、前記複数の基板リフトピンと前記複数のシャドウリングリフトピンの両方の位置を変更させるように構成されたコントローラをさらに含む、請求項3に記載のプロセスチャンバ。
- 前記複数の基板リフトピンの各々が、前記リフトピンハウジングのうちの1つの中に配置されるように構成された前記リフトピンベースを含む、請求項3に記載のプロセスチャンバ。
- 前記基板支持体の上方に配置されたシャワーヘッドをさらに含む、請求項1に記載のプロセスチャンバ。
- 1つまたは複数のガス源および1つまたは複数のラジカル発生器をさらに含み、前記1つまたは複数のガス源および前記1つまたは複数のラジカル発生器が、1つまたは複数の堆積ガスまたは1つまたは複数のプラズマを前記シャワーヘッドを通して前記チャンバ本体の処理容積部に供給するように構成される、請求項6に記載のプロセスチャンバ。
- リフトピンアクチュエータが、前記シャドウリングリフトアセンブリに結合され、前記シャドウリングリフトアセンブリを垂直に作動させるように構成される、請求項1に記載のプロセスチャンバ。
- 基板処理のためのプロセスチャンバであって、
チャンバ本体と、
前記チャンバ本体内に配置され、上面を有する基板支持体と
を含み、
前記基板支持体は、
前記基板支持体の半径方向外側エッジを画定するパージリングと、
前記基板支持体を貫いて配置され、前記パージリングの半径方向内側に配置された複数の基板リフトピンと、
前記基板支持体の前記半径方向外側エッジのまわりに位置づけられたシャドウリングを上昇および下降させるように構成されたシャドウリングリフトアセンブリと
を含み、
前記シャドウリングリフトアセンブリは、
複数のリフトピンハウジングであって、前記複数のリフトピンハウジングの各々が、前記複数の基板リフトピンの周囲に配置される、複数のリフトピンハウジングと、
前記複数のリフトピンハウジングから半径方向外側に延びるシャドウリングリフトアームと、
前記複数の基板リフトピンを支持するように構成されたリフトフープと、
前記基板支持体、前記複数の基板リフトピン、前記リフトフープ、および前記シャドウリングリフトアームの半径方向外側に配置された複数のシャドウリングリフトピンと
を含み、
前記基板支持体が、降下した基板移送位置に配置されると、前記複数の基板リフトピンは、前記基板支持体の基板受け面の上方に延び、前記基板支持体が、上昇または処理位置にあるとき、前記複数の基板リフトピンは、前記基板支持体の基板受け面の真下に後退する、プロセスチャンバ。
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| US63/217,583 | 2021-07-01 | ||
| US17/473,118 | 2021-09-13 | ||
| US17/473,118 US12486576B2 (en) | 2021-07-01 | 2021-09-13 | Shadow ring lift to improve wafer edge performance |
| PCT/US2022/025416 WO2023277995A1 (en) | 2021-07-01 | 2022-04-19 | Shadow ring lift to improve wafer edge performance |
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| US20240266215A1 (en) * | 2023-02-08 | 2024-08-08 | Applied Materials, Inc. | Low stress tungsten layer deposition |
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| US20240352588A1 (en) * | 2023-04-20 | 2024-10-24 | Applied Materials, Inc. | Enable cvd chamber process wafers at different temperatures |
| CN117080042B (zh) * | 2023-10-13 | 2023-12-26 | 江苏邑文微电子科技有限公司 | 一种半导体刻蚀设备 |
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