JP6097471B2 - 環状のバッフル - Google Patents
環状のバッフル Download PDFInfo
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- JP6097471B2 JP6097471B2 JP2010506496A JP2010506496A JP6097471B2 JP 6097471 B2 JP6097471 B2 JP 6097471B2 JP 2010506496 A JP2010506496 A JP 2010506496A JP 2010506496 A JP2010506496 A JP 2010506496A JP 6097471 B2 JP6097471 B2 JP 6097471B2
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- 239000000758 substrate Substances 0.000 claims description 32
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000005530 etching Methods 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims 2
- 239000010703 silicon Substances 0.000 claims 2
- 239000000463 material Substances 0.000 description 10
- 239000004020 conductor Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000010849 ion bombardment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
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- C23F1/00—Etching metallic material by chemical means
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process 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
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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
- C23C16/4412—Details relating to the exhausts, e.g. pumps, filters, scrubbers, particle traps
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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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- 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
- C23C16/4586—Elements in the interior of the support, e.g. electrodes, heating or cooling devices
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- H—ELECTRICITY
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- 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
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
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- 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
- H01J37/32623—Mechanical discharge control means
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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
- H01J37/32623—Mechanical discharge control means
- H01J37/32633—Baffles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
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- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
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Description
本発明の実施形態は、概ね、エッチングチャンバ内でプラズマを閉じ込めるためのバッフルアセンブリに関する。
(関連技術の説明)
別の実施形態において、エッチングチャンバーのバッフルアセンブリに用いられるリングが開示される。このリングは第1の直径まで延びるトップウォールと、この第1の直径より大きい第2の直径を有する外側のウォールと、前記トップウォールと前記外側のウォールとの間に形成される第2のウォールとを含む。第2のウォールは、第1の直径のところのトップウォールから、第2の直径のところの外側ウォールへと湾曲する。
Claims (15)
- エッチングチャンバ内でプラズマを閉じ込めるためのバッフルアセンブリであって、
基板支持体を囲むサイズのリングと、
このリングに接続されたベース部分を含み、
前記ベース部分は、
第1の直径を有するフランジであって、前記リングの外径は前記第1の直径に等しく、第1の直径は、良好なプラズマの閉じ込め、及び、低いフロー抵抗をもたらす、前記エッチングチャンバの内部のチャンバウォールからの適宜な距離を有するフランジと、
前記第1の直径より小さい第2の直径を有する下側のフレーム部分と、
前記フランジと前記下側のフレーム部分との間に結合された第1の凹状ウォールであって、前記第1の凹状ウォールは前記下側のフレーム部分から前記フランジへと湾曲している第1の凹状ウォールと、
前記リングとは反対側の前記ベース部分の面で前記下側のフレーム部分に直接結合された加熱アセンブリであって、前記ベース部分と加熱アセンブリは同心円状に積み重ねられている加熱アセンブリとを含むバッフルアセンブリ。 - 前記リングはシリコンを含み、前記ベース部分はアルミニウムを含む請求項1記載のアセンブリ。
- 前記ベース部分はさらに、前記第1のウォールから内側に放射状に設けられたレッジを含む請求項1記載のアセンブリ。
- 前記リングと前記ベース部分との間に結合された1又はそれ以上のスペーサーとを含む請求項1記載のアセンブリ。
- 前記リングは、
第3の直径まで延びるトップウォールと、
前記第3の直径より大きい第4の直径を有する外側のウォールと、
前記トップウォールと前記外側ウォールとの間に結合された凸状ウォールとを含み、
前記凸状ウォールは前記第3の直径のところの前記トップウォールから、前記第4の直径のところの前記外側のウォールへと湾曲し、
前記第4の直径は前記第1の直径とほぼ等しい請求項1記載のアセンブリ。 - 前記ベース部分は、更に、
前記第2の直径より大きく、前記第1の直径よりは小さい、第3の直径を有するボトムウォールと、
前記第3の直径と前記第1の直径との間で湾曲する凸状ウォールとを含む請求項1記載のアセンブリ。 - エッチングチャンバ内でプラズマを閉じ込めるためのバッフルアセンブリであって、
基板支持体を囲むサイズのリングと、
前記リングに結合されるベース部分を含み、
前記ベース部分は、
第1の直径を有するフランジであって、前記リングの外径は前記第1の直径に等しく、第1の直径は、良好なプラズマの閉じ込め、及び、低いフロー抵抗をもたらす、前記エッチングチャンバの内部のチャンバウォールからの適宜な距離を有するフランジと、
前記第1の直径より小さい第2の直径を有する下側フレーム部分と、
前記フランジを支持するための支持部分であって、前記支持部分は、前記フランジと前記下側のフレーム部分の間に結合された凹状ウォールを含み、前記凹状ウォールは、前記下側のフレーム部分から前記フランジへと湾曲している支持部分と、
前記リングとは反対側の前記ベース部分の面で前記下側のフレーム部分に直接結合された加熱アセンブリであって、前記ベース部分と加熱アセンブリは同心円状に積み重ねられている加熱アセンブリとを含むバッフルアセンブリ。 - 前記リングはシリコンを含み、前記ベース部分はアルミニウムを含む請求項7記載のアセンブリ。
- 前記リングと前記ベース部分との間に結合された1つ以上のスペーサーを更に含む請求項7記載のアセンブリ。
- 前記リングは更に、
第3の直径まで延びるトップウォールと、
前記第3の直径より大きい第4の直径を有する外側ウォールと、
前記トップウォールと前記外側ウォールとの間に結合された凸状ウォールとを含み、
前記凸状ウォールは前記第3の直径のところの前記トップウォールから、前記第4の直径のところの前記外側のウォールへと湾曲し、
前記第4の直径は前記第1の直径にほぼ等しい請求項7記載のアセンブリ。 - 前記ベース部分は更に、
前記フランジから内側に放射状に設けられたレッジと、
前記第2の直径より大きく、前記第1の直径より小さい第3の直径を有するボトムウォールと、
前記第3の直径と前記第1の直径との間で湾曲する凸状ウォールとを含む請求項7記載のアセンブリ。 - 前記支持部分は段差のある部分を含む請求項7記載のアセンブリ。
- 前記フランジの前記第1直径は19インチ(482.6mm)〜20インチ(508mm)の間であり、前記フランジの前記第1の直径は前記リングの前記外側の直径と揃っている請求項1記載のアセンブリ。
- 前記リングは、13インチ(330.2mm)〜14インチ(355.6mm)の間の内側直径を含む請求項13記載のアセンブリ。
- 前記フランジの前記第1直径は19インチ(482.6mm)〜20インチ(508mm)の間であり、前記フランジの前記第1の直径は前記リングの前記外側の直径と揃っている請求項7記載のアセンブリ。
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US10012248B2 (en) | 2018-07-03 |
US20160341227A1 (en) | 2016-11-24 |
US20080314571A1 (en) | 2008-12-25 |
JP6442463B2 (ja) | 2018-12-19 |
TWI443738B (zh) | 2014-07-01 |
TW201440142A (zh) | 2014-10-16 |
WO2008134446A1 (en) | 2008-11-06 |
KR101480738B1 (ko) | 2015-01-09 |
US8647438B2 (en) | 2014-02-11 |
US20140130926A1 (en) | 2014-05-15 |
JP2019054274A (ja) | 2019-04-04 |
CN101663421A (zh) | 2010-03-03 |
KR20100017240A (ko) | 2010-02-16 |
JP2017085111A (ja) | 2017-05-18 |
SG10201703432XA (en) | 2017-06-29 |
JP2010525612A (ja) | 2010-07-22 |
TW200908137A (en) | 2009-02-16 |
TWI527116B (zh) | 2016-03-21 |
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