JP2022533134A - チャンバ残留物を低減する方法 - Google Patents
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- 238000012545 processing Methods 0.000 claims abstract description 113
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- 238000000034 method Methods 0.000 claims abstract description 56
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- 230000008569 process Effects 0.000 claims description 23
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 229910052786 argon Inorganic materials 0.000 claims description 9
- 239000006185 dispersion Substances 0.000 claims description 8
- 238000010494 dissociation reaction Methods 0.000 claims description 8
- 230000005593 dissociations Effects 0.000 claims description 8
- 239000001307 helium Substances 0.000 claims description 6
- 229910052734 helium Inorganic materials 0.000 claims description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000002269 spontaneous effect Effects 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 10
- 238000009826 distribution Methods 0.000 abstract description 8
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- 238000000151 deposition Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 15
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000002243 precursor Substances 0.000 description 9
- 239000012528 membrane Substances 0.000 description 8
- 238000010926 purge Methods 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000005229 chemical vapour deposition Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 230000009257 reactivity Effects 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000001976 improved effect Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
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- 239000012895 dilution Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- -1 oxygen nitride Chemical class 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
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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
- C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
- C23C16/4408—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber by purging residual gases from the reaction chamber or gas lines
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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
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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
- C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the 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
- C23C16/4412—Details relating to the exhausts, e.g. pumps, filters, scrubbers, particle traps
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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
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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
- C23C16/45597—Reactive back side gas
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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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- 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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Abstract
Description
Claims (15)
- 膜を形成する方法であって、
第1のガスを第1の流量で処理チャンバの処理容積内に導入すること、
前記第1のガスからプラズマを生成して基板支持アセンブリ上に配置された基板上に膜を形成すること、及び
第2のガスを第2の流量で前記処理容積内に導入することであって、前記第2のガスが前記基板支持アセンブリの下に配置されたガス導入ポートを介して前記処理容積の下部領域に導入され、前記第1の流量の前記第2の流量に対する比が約0.5から約3の間である、導入すること
を含む、方法。 - 前記第2のガスが、二原子アルゴンの解離エネルギー以上の解離エネルギーを有する核種で形成される、請求項1に記載の方法。
- 前記第2のガスが、アルゴン、アンモニウム、ヘリウム、水素、及び酸素からなる群より選択される、請求項2に記載の方法。
- 前記第2のガスが、前記基板支持アセンブリの下での前記プラズマの分散を防止するためのバリアを提供する、請求項1に記載の方法。
- 前記処理容積の下部領域内の前記第1のガスと反応して反応副生成物を形成し、前記反応副生成物が前記処理チャンバから排出される、請求項1に記載の方法。
- 前記第2のガスが、自発燃焼反応を促進して、前記基板支持アセンブリの下に分散された未反応のC3H6を消費する、請求項5に記載の方法。
- 前記第2のガスが、前記第1のガスと同時に前記処理容積内に導入され、かつ前記処理容積の総ガス流量の25%超を占める、請求項1に記載の方法。
- 前記第2のガスが、約500sccmから約4000sccmの間の流量で前記処理容積内に流れる、請求項1に記載の方法。
- 膜を形成する方法であって、
第1のガスを第1の流量で処理チャンバの処理容積内に導入すること、
前記第1のガスからプラズマを生成して基板支持アセンブリ上に配置された基板上に膜を形成すること、及び
第2のガスを第2の流量で前記処理容積内に導入することであって、前記第2のガスが前記基板支持アセンブリの下に配置されたガス導入ポートを介して前記処理容積の下部領域に導入され、前記第2の流量が前記処理チャンバの総流量の約40%を占める、導入すること
を含む、方法。 - 前記第2のガスが、4.73kJmol-1以上の解離エネルギーを有する非反応性ガスである、請求項9に記載の方法。
- 前記第2のガスが、アルゴン、アンモニウム、ヘリウム、水素、及び酸素からなる群より選択される、請求項10に記載の方法。
- 前記第2のガスが、前記第1のプロセスガスと同時に前記処理容積内に導入される、請求項11に記載の方法。
- 前記第1のガスの流量の前記第2のガスの流量に対する比が、約1から約2の間である、請求項9に記載の方法。
- 前記第2のガスが、自発燃焼反応を促進して、前記基板支持アセンブリの下に分散された未反応のC3H6を消費する、請求項10に記載の方法。
- 膜を形成する方法であって、
第1のプロセスガスを第1の流量で処理チャンバの処理容積内に導入すること、
前記第1のガスからプラズマを生成して基板支持アセンブリ上に配置された基板上に膜を形成すること、及び
酸素を第2の流量で前記処理容積内に導入することであって、前記酸素が前記基板支持アセンブリの下に配置されたガス導入ポートを介して前記処理容積の下部領域に導入され、前記第1の流量の前記第2の流量に対する比が約0.5から約3の間であり、前記第2の流量が前記処理チャンバの総流量の少なくとも40%を占め、前記酸素が自発燃焼反応を促進して、前記基板支持アセンブリの下の前記プラズマの未反応の核種を消費する、導入すること
を含む、方法。
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US201962848337P | 2019-05-15 | 2019-05-15 | |
US62/848,337 | 2019-05-15 | ||
PCT/US2020/029878 WO2020231621A1 (en) | 2019-05-15 | 2020-04-24 | Methods of reducing chamber residues |
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JP2022533134A true JP2022533134A (ja) | 2022-07-21 |
JPWO2020231621A5 JPWO2020231621A5 (ja) | 2023-05-09 |
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US (2) | US11560623B2 (ja) |
JP (1) | JP2022533134A (ja) |
KR (1) | KR20220020820A (ja) |
CN (1) | CN113994023A (ja) |
SG (1) | SG11202112556XA (ja) |
TW (2) | TWI826683B (ja) |
WO (1) | WO2020231621A1 (ja) |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08260155A (ja) | 1995-03-27 | 1996-10-08 | Toshiba Corp | プラズマcvd装置 |
US6200412B1 (en) | 1996-02-16 | 2001-03-13 | Novellus Systems, Inc. | Chemical vapor deposition system including dedicated cleaning gas injection |
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