JPWO2013190765A1 - ハードマスク及びハードマスクの製造方法 - Google Patents
ハードマスク及びハードマスクの製造方法 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims description 14
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000004544 sputter deposition Methods 0.000 claims description 34
- 239000007789 gas Substances 0.000 claims description 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 27
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 19
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 16
- 239000010936 titanium Substances 0.000 claims description 16
- 229910052719 titanium Inorganic materials 0.000 claims description 15
- 238000005546 reactive sputtering Methods 0.000 claims description 14
- 238000005530 etching Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 11
- 239000010410 layer Substances 0.000 description 65
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 22
- 239000000758 substrate Substances 0.000 description 14
- 229910052786 argon Inorganic materials 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 239000011229 interlayer Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910052715 tantalum Inorganic materials 0.000 description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
- 238000000560 X-ray reflectometry Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
-
- 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
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
- H01L21/3081—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their composition, e.g. multilayer masks, materials
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
- C23C14/0036—Reactive sputtering
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0641—Nitrides
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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
- 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
- C23C14/34—Sputtering
- C23C14/3492—Variation of parameters during sputtering
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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
- 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
- C23C14/54—Controlling or regulating the coating process
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- H—ELECTRICITY
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- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0332—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their composition, e.g. multilayer masks, materials
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0335—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by their behaviour during the process, e.g. soluble masks, redeposited masks
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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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Physical Vapour Deposition (AREA)
- Drying Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
Abstract
Description
Claims (4)
- 処理対象物に対して所定の処理を施す際に、処理対象物表面への処理範囲を制限するために設けられるハードマスクであって、窒化チタン膜で構成されるものにおいて、
窒化チタン膜を二層構造とし、下側層が、ハードマスクの全膜厚の5〜50%の範囲内の膜厚を有すると共に3.5g/cm3〜4.7g/cm3の範囲内の膜密度を有し、上側層が4.8g/cm3〜5.3g/cm3の範囲内の膜密度を有することを特徴とするハードマスク。 - 請求項1記載のハードマスクの製造方法であって、
チタン製のターゲットと処理対象物とを配置した真空処理室を真空引きし、真空処理室内が0.5〜30Paの範囲の圧力となるように希ガスと窒素ガスとを導入し、ターゲットに電力投入して真空処理室内にプラズマ雰囲気を形成し、ターゲットをスパッタリングして反応性スパッタリングにより処理対象物表面に下側層を成膜する第1工程と、
チタン製のターゲットと下側層が成膜された処理対象物とを配置した真空処理室を真空引きし、真空処理室内が第1工程時より0.02〜0.9倍の圧力となるように希ガスと窒素ガスとを導入し、ターゲットに、第1工程時の投入電力と同等以上の電力を投入して真空処理室内にプラズマ雰囲気を形成し、ターゲットをスパッタリングして反応性スパッタリングにより下側層表面に上側層を成膜する第2工程と、を含むことを特徴とするハードマスクの製造方法。 - 第1工程でのターゲットへの単位面積当たりの投入電力を0.5〜5.0W/cm2とし、第2工程で、第1工程時の圧力と同等以下の圧力となるように希ガスと窒素ガスとを導入し、ターゲットへの投入電力を、第1工程の1.1〜4.0倍としたことを特徴とする請求項2記載のハードマスクの製造方法。
- 第1工程と第2工程とを同一の真空処理室内で連続して行うことを特徴とする請求項2または請求項3記載のハードマスクの製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2014520883A JP5901762B2 (ja) | 2012-06-22 | 2013-05-10 | ハードマスクの製造方法 |
Applications Claiming Priority (4)
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JP2012141440 | 2012-06-22 | ||
JP2012141440 | 2012-06-22 | ||
JP2014520883A JP5901762B2 (ja) | 2012-06-22 | 2013-05-10 | ハードマスクの製造方法 |
PCT/JP2013/003012 WO2013190765A1 (ja) | 2012-06-22 | 2013-05-10 | ハードマスク及びハードマスクの製造方法 |
Publications (2)
Publication Number | Publication Date |
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JPWO2013190765A1 true JPWO2013190765A1 (ja) | 2016-02-08 |
JP5901762B2 JP5901762B2 (ja) | 2016-04-13 |
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JP2014520883A Active JP5901762B2 (ja) | 2012-06-22 | 2013-05-10 | ハードマスクの製造方法 |
Country Status (5)
Country | Link |
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US (1) | US20150107769A1 (ja) |
JP (1) | JP5901762B2 (ja) |
KR (1) | KR101599038B1 (ja) |
TW (1) | TWI575327B (ja) |
WO (1) | WO2013190765A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104810228B (zh) * | 2014-01-23 | 2017-10-13 | 北京北方华创微电子装备有限公司 | 螺旋形磁控管及磁控溅射设备 |
JP6030589B2 (ja) * | 2014-02-13 | 2016-11-24 | 株式会社アルバック | ハードマスク形成方法及びハードマスク形成装置 |
US9257298B2 (en) * | 2014-03-28 | 2016-02-09 | Taiwan Semiconductor Manufacturing Company, Ltd. | Systems and methods for in situ maintenance of a thin hardmask during an etch process |
JP6653383B2 (ja) | 2016-05-16 | 2020-02-26 | 株式会社アルバック | 内部応力制御膜の形成方法 |
JP2018053270A (ja) * | 2016-09-26 | 2018-04-05 | 株式会社Screenホールディングス | 成膜方法および成膜装置 |
KR102402639B1 (ko) | 2017-11-24 | 2022-05-26 | 삼성전자주식회사 | 전자 장치 및 그의 통신 방법 |
KR102709624B1 (ko) * | 2021-10-21 | 2024-09-26 | 주식회사 히타치하이테크 | 에칭 방법 및 에칭 장치 |
Citations (6)
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JPH04286112A (ja) * | 1991-03-15 | 1992-10-12 | Fujitsu Ltd | スパッタリングに関わる半導体装置の製造方法 |
JPH05121358A (ja) * | 1991-10-28 | 1993-05-18 | Matsushita Electron Corp | 高融点金属膜の製造方法 |
JPH06240450A (ja) * | 1993-02-16 | 1994-08-30 | Kobe Steel Ltd | 耐食性及び密着性に優れた窒化チタン皮膜並びにその形成方法 |
JPH08162531A (ja) * | 1994-12-05 | 1996-06-21 | Sony Corp | 配線形成方法 |
JPH10230558A (ja) * | 1996-12-17 | 1998-09-02 | Asahi Glass Co Ltd | 光吸収性反射防止膜付き有機基体とその製造方法 |
JPH1131669A (ja) * | 1997-07-10 | 1999-02-02 | Fujitsu Ltd | 半導体装置の製造方法 |
Family Cites Families (3)
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TW413884B (en) * | 1999-04-07 | 2000-12-01 | United Microelectronics Corp | Metal plug or metal via structure and manufacturing method thereof |
JP2011061041A (ja) | 2009-09-10 | 2011-03-24 | Panasonic Corp | 半導体装置の製造方法 |
US8614144B2 (en) * | 2011-06-10 | 2013-12-24 | Kabushiki Kaisha Toshiba | Method for fabrication of interconnect structure with improved alignment for semiconductor devices |
-
2013
- 2013-05-10 JP JP2014520883A patent/JP5901762B2/ja active Active
- 2013-05-10 KR KR1020147034769A patent/KR101599038B1/ko active IP Right Grant
- 2013-05-10 US US14/397,975 patent/US20150107769A1/en not_active Abandoned
- 2013-05-10 WO PCT/JP2013/003012 patent/WO2013190765A1/ja active Application Filing
- 2013-05-24 TW TW102118400A patent/TWI575327B/zh active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH04286112A (ja) * | 1991-03-15 | 1992-10-12 | Fujitsu Ltd | スパッタリングに関わる半導体装置の製造方法 |
JPH05121358A (ja) * | 1991-10-28 | 1993-05-18 | Matsushita Electron Corp | 高融点金属膜の製造方法 |
JPH06240450A (ja) * | 1993-02-16 | 1994-08-30 | Kobe Steel Ltd | 耐食性及び密着性に優れた窒化チタン皮膜並びにその形成方法 |
JPH08162531A (ja) * | 1994-12-05 | 1996-06-21 | Sony Corp | 配線形成方法 |
JPH10230558A (ja) * | 1996-12-17 | 1998-09-02 | Asahi Glass Co Ltd | 光吸収性反射防止膜付き有機基体とその製造方法 |
JPH1131669A (ja) * | 1997-07-10 | 1999-02-02 | Fujitsu Ltd | 半導体装置の製造方法 |
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WO2013190765A1 (ja) | 2013-12-27 |
US20150107769A1 (en) | 2015-04-23 |
JP5901762B2 (ja) | 2016-04-13 |
TW201409180A (zh) | 2014-03-01 |
KR20150013749A (ko) | 2015-02-05 |
KR101599038B1 (ko) | 2016-03-02 |
TWI575327B (zh) | 2017-03-21 |
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