JP6604911B2 - エッチング処理方法 - Google Patents

エッチング処理方法 Download PDF

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Publication number
JP6604911B2
JP6604911B2 JP2016124600A JP2016124600A JP6604911B2 JP 6604911 B2 JP6604911 B2 JP 6604911B2 JP 2016124600 A JP2016124600 A JP 2016124600A JP 2016124600 A JP2016124600 A JP 2016124600A JP 6604911 B2 JP6604911 B2 JP 6604911B2
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Prior art keywords
etching
gas
frequency power
containing gas
plasma
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JP2017228690A5 (enExample
JP2017228690A (ja
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仁 工藤
航 ▲高▼山
幕樹 戸村
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Tokyo Electron Ltd
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Tokyo Electron Ltd
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Priority to JP2016124600A priority Critical patent/JP6604911B2/ja
Priority to TW106119401A priority patent/TWI731101B/zh
Priority to US15/625,165 priority patent/US10692729B2/en
Priority to KR1020170079056A priority patent/KR102584336B1/ko
Publication of JP2017228690A publication Critical patent/JP2017228690A/ja
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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
    • H01L21/31105—Etching inorganic layers
    • H01L21/31111—Etching inorganic layers by chemical means
    • H01L21/31116—Etching inorganic layers by chemical means by dry-etching
    • 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
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated discharge
    • H01J37/32091—Radio frequency generated discharge the radio frequency energy being capacitively coupled to the plasma
    • 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
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated discharge
    • H01J37/32137—Radio frequency generated discharge controlling of the discharge by modulation of energy
    • H01J37/32155—Frequency modulation
    • H01J37/32165—Plural frequencies
    • 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
    • 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
    • H01J37/32715—Workpiece holder
    • H01J37/32724—Temperature
    • 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
    • H01J37/32798—Further details of plasma apparatus not provided for in groups H01J37/3244 - H01J37/32788; special provisions for cleaning or maintenance of the apparatus
    • H01J37/32816—Pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
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    • 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
    • H01L21/02107—Forming insulating materials on a substrate
    • H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
    • H01L21/022—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being a laminate, i.e. composed of sublayers, e.g. stacks of alternating high-k metal oxides
    • H—ELECTRICITY
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    • 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
    • H—ELECTRICITY
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    • 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
    • H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
    • H01L21/321—After treatment
    • H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
    • H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
    • H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
    • H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
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    • 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
    • H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
    • H—ELECTRICITY
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    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005—Apparatus not specifically provided for elsewhere
    • H01L21/67011—Apparatus for manufacture or treatment
    • H01L21/67017—Apparatus for fluid treatment
    • H01L21/67063—Apparatus for fluid treatment for etching
    • H01L21/67069—Apparatus for fluid treatment for etching for drying etching
    • 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
    • H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005—Apparatus not specifically provided for elsewhere
    • H01L21/67242—Apparatus for monitoring, sorting or marking
    • H01L21/67248—Temperature monitoring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
    • H01J2237/2001—Maintaining constant desired temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/32—Processing objects by plasma generation
    • H01J2237/33—Processing objects by plasma generation characterised by the type of processing
    • H01J2237/334—Etching
    • 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
    • H01J37/32642—Focus rings
    • 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
    • H01J37/32798—Further details of plasma apparatus not provided for in groups H01J37/3244 - H01J37/32788; special provisions for cleaning or maintenance of the apparatus
    • H01J37/32816—Pressure
    • H01J37/32834—Exhausting

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Drying Of Semiconductors (AREA)
JP2016124600A 2016-06-23 2016-06-23 エッチング処理方法 Active JP6604911B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2016124600A JP6604911B2 (ja) 2016-06-23 2016-06-23 エッチング処理方法
TW106119401A TWI731101B (zh) 2016-06-23 2017-06-12 蝕刻處理方法
US15/625,165 US10692729B2 (en) 2016-06-23 2017-06-16 Etching process method
KR1020170079056A KR102584336B1 (ko) 2016-06-23 2017-06-22 에칭 처리 방법

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Application Number Priority Date Filing Date Title
JP2016124600A JP6604911B2 (ja) 2016-06-23 2016-06-23 エッチング処理方法

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JP2017228690A JP2017228690A (ja) 2017-12-28
JP2017228690A5 JP2017228690A5 (enExample) 2019-02-21
JP6604911B2 true JP6604911B2 (ja) 2019-11-13

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US (1) US10692729B2 (enExample)
JP (1) JP6604911B2 (enExample)
KR (1) KR102584336B1 (enExample)
TW (1) TWI731101B (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7158252B2 (ja) * 2018-02-15 2022-10-21 東京エレクトロン株式会社 プラズマエッチング方法及びプラズマエッチング装置
KR102741055B1 (ko) * 2018-02-15 2024-12-10 도쿄엘렉트론가부시키가이샤 플라즈마 에칭 방법 및 플라즈마 에칭 장치
US11594429B2 (en) * 2018-03-16 2023-02-28 Lam Research Corporation Plasma etching chemistries of high aspect ratio features in dielectrics
JP2019179889A (ja) 2018-03-30 2019-10-17 東京エレクトロン株式会社 エッチング方法及びプラズマ処理装置
TWI804638B (zh) * 2018-06-22 2023-06-11 日商關東電化工業股份有限公司 使用含硫原子之氣體分子之電漿蝕刻方法
KR102608957B1 (ko) 2018-08-27 2023-12-01 삼성전자주식회사 플라즈마 처리 장치
JP7229033B2 (ja) * 2019-02-01 2023-02-27 東京エレクトロン株式会社 基板処理方法及び基板処理装置
JP7222940B2 (ja) * 2019-02-18 2023-02-15 東京エレクトロン株式会社 エッチング方法及びプラズマ処理装置
JP2020177958A (ja) * 2019-04-15 2020-10-29 東京エレクトロン株式会社 基板処理方法及び基板処理装置
TWI848120B (zh) * 2019-06-13 2024-07-11 日商東京威力科創股份有限公司 蝕刻方法以及蝕刻裝置
JP7413093B2 (ja) * 2019-07-18 2024-01-15 キオクシア株式会社 エッチング方法、半導体製造装置、および半導体装置の製造方法
US11651969B2 (en) 2019-07-18 2023-05-16 Kioxia Corporation Etching method, semiconductor manufacturing apparatus, and method of manufacturing semiconductor device
KR102590870B1 (ko) * 2020-04-10 2023-10-19 주식회사 히타치하이테크 에칭 방법
US11171012B1 (en) * 2020-05-27 2021-11-09 Tokyo Electron Limited Method and apparatus for formation of protective sidewall layer for bow reduction
US11087989B1 (en) 2020-06-18 2021-08-10 Applied Materials, Inc. Cryogenic atomic layer etch with noble gases
JP7715462B2 (ja) * 2020-08-24 2025-07-30 東京エレクトロン株式会社 エッチング方法及びプラズマ処理装置
TWI893186B (zh) * 2020-08-24 2025-08-11 日商東京威力科創股份有限公司 蝕刻方法及電漿處理裝置
WO2022041198A1 (zh) * 2020-08-31 2022-03-03 深圳大学 一种三维堆叠存储芯片的温度变化计算方法
JP7767024B2 (ja) * 2021-05-07 2025-11-11 東京エレクトロン株式会社 基板処理方法および基板処理装置
JP7641170B2 (ja) * 2021-05-07 2025-03-06 東京エレクトロン株式会社 基板処理装置及び基板処理方法
TW202301473A (zh) * 2021-06-15 2023-01-01 日商鎧俠股份有限公司 半導體製造裝置及半導體裝置之製造方法
US12123816B2 (en) * 2021-06-21 2024-10-22 Fei Company Vibration-free cryogenic cooling
JP2024073302A (ja) * 2022-11-17 2024-05-29 東京エレクトロン株式会社 プラズマ処理装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512096A (ja) * 1974-06-03 1976-01-09 Tipton Mfg Co Zenjidoreshipurokenmaki
JPH0316210A (ja) 1989-06-14 1991-01-24 Hitachi Ltd 低温ドライエッチング方法
KR910010516A (ko) * 1989-11-15 1991-06-29 아오이 죠이치 반도체 메모리장치
JP3006048B2 (ja) 1990-07-27 2000-02-07 ソニー株式会社 ドライエッチング方法
JPH04354331A (ja) * 1991-05-31 1992-12-08 Sony Corp ドライエッチング方法
JPH07147273A (ja) * 1993-11-24 1995-06-06 Tokyo Electron Ltd エッチング処理方法
JPH07263415A (ja) * 1994-03-18 1995-10-13 Fujitsu Ltd 半導体装置の製造方法
US6211092B1 (en) * 1998-07-09 2001-04-03 Applied Materials, Inc. Counterbore dielectric plasma etch process particularly useful for dual damascene
JP4538209B2 (ja) 2003-08-28 2010-09-08 株式会社日立ハイテクノロジーズ 半導体装置の製造方法
JP4653603B2 (ja) * 2005-09-13 2011-03-16 株式会社日立ハイテクノロジーズ プラズマエッチング方法
US8771539B2 (en) * 2011-02-22 2014-07-08 Applied Materials, Inc. Remotely-excited fluorine and water vapor etch
JP2013030531A (ja) * 2011-07-27 2013-02-07 Central Glass Co Ltd ドライエッチング剤
US8598040B2 (en) * 2011-09-06 2013-12-03 Lam Research Corporation ETCH process for 3D flash structures
JP6211947B2 (ja) * 2013-07-31 2017-10-11 東京エレクトロン株式会社 半導体装置の製造方法
JP6423643B2 (ja) * 2014-08-08 2018-11-14 東京エレクトロン株式会社 多層膜をエッチングする方法
JP6454492B2 (ja) * 2014-08-08 2019-01-16 東京エレクトロン株式会社 多層膜をエッチングする方法

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Publication number Publication date
KR102584336B1 (ko) 2023-10-04
US10692729B2 (en) 2020-06-23
KR20180000692A (ko) 2018-01-03
US20170372916A1 (en) 2017-12-28
TW201810429A (zh) 2018-03-16
TWI731101B (zh) 2021-06-21
JP2017228690A (ja) 2017-12-28

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