JP6239365B2 - シリコン層をエッチングする方法 - Google Patents
シリコン層をエッチングする方法 Download PDFInfo
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- JP6239365B2 JP6239365B2 JP2013256041A JP2013256041A JP6239365B2 JP 6239365 B2 JP6239365 B2 JP 6239365B2 JP 2013256041 A JP2013256041 A JP 2013256041A JP 2013256041 A JP2013256041 A JP 2013256041A JP 6239365 B2 JP6239365 B2 JP 6239365B2
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- 238000000034 method Methods 0.000 title claims description 82
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 52
- 229910052710 silicon Inorganic materials 0.000 title claims description 52
- 239000010703 silicon Substances 0.000 title claims description 52
- 238000005530 etching Methods 0.000 title claims description 23
- 239000007789 gas Substances 0.000 claims description 202
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 22
- 239000011737 fluorine Substances 0.000 claims description 12
- 229910052731 fluorine Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 11
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 description 23
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 10
- 239000004020 conductor Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 150000002431 hydrogen Chemical class 0.000 description 8
- 230000005484 gravity Effects 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 229910052814 silicon oxide Inorganic materials 0.000 description 5
- 102100028169 BET1-like protein Human genes 0.000 description 4
- 101710138653 BET1-like protein Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 102100026122 High affinity immunoglobulin gamma Fc receptor I Human genes 0.000 description 3
- 101000870640 Homo sapiens Germ cell-specific gene 1 protein Proteins 0.000 description 3
- 101000913074 Homo sapiens High affinity immunoglobulin gamma Fc receptor I Proteins 0.000 description 3
- 101000917826 Homo sapiens Low affinity immunoglobulin gamma Fc region receptor II-a Proteins 0.000 description 3
- 101000917824 Homo sapiens Low affinity immunoglobulin gamma Fc region receptor II-b Proteins 0.000 description 3
- 101000989953 Homo sapiens Serine/threonine-protein kinase haspin Proteins 0.000 description 3
- 101000636981 Homo sapiens Trafficking protein particle complex subunit 8 Proteins 0.000 description 3
- 102100029204 Low affinity immunoglobulin gamma Fc region receptor II-a Human genes 0.000 description 3
- 101000937170 Mus musculus Fibronectin type 3 and ankyrin repeat domains 1 protein Proteins 0.000 description 3
- 102100029332 Serine/threonine-protein kinase haspin Human genes 0.000 description 3
- 102100031937 Trafficking protein particle complex subunit 8 Human genes 0.000 description 3
- 229940070337 ammonium silicofluoride Drugs 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 241001108918 Asclepias nivea Species 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 101000827703 Homo sapiens Polyphosphoinositide phosphatase Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 102100023591 Polyphosphoinositide phosphatase Human genes 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H01J37/32192—Microwave generated discharge
-
- 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
- H01J37/32449—Gas control, e.g. control of the gas flow
-
- 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
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Drying Of Semiconductors (AREA)
- Plasma Technology (AREA)
Description
Claims (4)
- シリコン層及び該シリコン層上に設けられたマスクを有する被処理体の表面に形成された酸化膜を除去して、該シリコン層をエッチングする方法であって、
前記被処理体を収容した処理容器内において、水素、窒素、及びフッ素を含有する第1の処理ガスのプラズマを生成し、前記酸化膜を変質させて、変質領域を形成する工程と、
前記処理容器内で希ガスのプラズマを生成して、前記変質領域を除去する工程と、
前記処理容器内において第2の処理ガスのプラズマを生成して、前記シリコン層をエッチングする工程と、
を含む方法。 - シリコン層及び該シリコン層上に設けられたマスクを有する被処理体の表面に形成された酸化膜を除去して、該シリコン層をエッチングする方法であって、
前記被処理体を収容した処理容器内において、水素、窒素、及びフッ素を含有する第1の処理ガスのプラズマを生成し、前記酸化膜を変質させて、変質領域を形成する工程と、
前記処理容器から前記被処理体を取り出さずに前記変質領域を形成する工程に続けて、前記処理容器内で第2の処理ガスのプラズマを生成して、前記変質領域を除去する工程と、
前記処理容器内において前記第2の処理ガスのプラズマを生成して、前記シリコン層をエッチングする工程と、
を含む方法。 - 前記変質領域を形成する工程、及び、前記変質領域を除去する工程は、無バイアスで実施される、請求項1又は2に記載の方法。
- 前記第1の処理ガスは、SF6ガスを含む、請求項1〜3の何れか一項に記載の方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013256041A JP6239365B2 (ja) | 2013-12-11 | 2013-12-11 | シリコン層をエッチングする方法 |
US14/557,659 US9779954B2 (en) | 2013-12-11 | 2014-12-02 | Method for etching silicon layer and plasma processing apparatus |
TW103142729A TWI650812B (zh) | 2013-12-11 | 2014-12-09 | 蝕刻矽層之方法、以及電漿處理裝置 |
KR1020140177525A KR102305374B1 (ko) | 2013-12-11 | 2014-12-10 | 실리콘층을 에칭하는 방법 및 플라즈마 처리 장치 |
US15/654,947 US10121674B2 (en) | 2013-12-11 | 2017-07-20 | Method for etching silicon layer and plasma processing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013256041A JP6239365B2 (ja) | 2013-12-11 | 2013-12-11 | シリコン層をエッチングする方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015115443A JP2015115443A (ja) | 2015-06-22 |
JP6239365B2 true JP6239365B2 (ja) | 2017-11-29 |
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JP2013256041A Active JP6239365B2 (ja) | 2013-12-11 | 2013-12-11 | シリコン層をエッチングする方法 |
Country Status (4)
Country | Link |
---|---|
US (2) | US9779954B2 (ja) |
JP (1) | JP6239365B2 (ja) |
KR (1) | KR102305374B1 (ja) |
TW (1) | TWI650812B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6086862B2 (ja) * | 2013-08-30 | 2017-03-01 | 東京エレクトロン株式会社 | 酸化シリコンから構成された領域を選択的に除去する方法及びプラズマ処理装置 |
JP6380899B2 (ja) * | 2014-08-29 | 2018-08-29 | 国立研究開発法人物質・材料研究機構 | 電磁波吸収及び輻射材料及びその製造方法並びに赤外線源 |
JP6438831B2 (ja) * | 2015-04-20 | 2018-12-19 | 東京エレクトロン株式会社 | 有機膜をエッチングする方法 |
JP6623943B2 (ja) * | 2016-06-14 | 2019-12-25 | 東京エレクトロン株式会社 | 半導体装置の製造方法、熱処理装置及び記憶媒体。 |
JP7071884B2 (ja) * | 2018-06-15 | 2022-05-19 | 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 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3501407B2 (ja) * | 1991-12-30 | 2004-03-02 | ソニー株式会社 | 有機シリコーン系樹脂膜の形成方法、及び半導体装置の製造方法 |
JP3303375B2 (ja) | 1992-12-21 | 2002-07-22 | ソニー株式会社 | ドライエッチング方法 |
JPH07135198A (ja) * | 1993-11-10 | 1995-05-23 | Sony Corp | エッチング方法 |
US6406999B1 (en) * | 1999-09-16 | 2002-06-18 | Agere Systems Guardian Corp. | Semiconductor device having reduced line width variations between tightly spaced and isolated features |
JP2002118100A (ja) * | 2000-10-11 | 2002-04-19 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
US6692903B2 (en) * | 2000-12-13 | 2004-02-17 | Applied Materials, Inc | Substrate cleaning apparatus and method |
US7473377B2 (en) * | 2002-06-27 | 2009-01-06 | Tokyo Electron Limited | Plasma processing method |
JP2005050917A (ja) * | 2003-07-30 | 2005-02-24 | Toshiba Corp | 半導体装置及びその製造方法 |
US6949460B2 (en) * | 2003-11-12 | 2005-09-27 | Lam Research Corporation | Line edge roughness reduction for trench etch |
JP2005252126A (ja) * | 2004-03-08 | 2005-09-15 | Disco Abrasive Syst Ltd | ウエーハの加工方法 |
US7655572B2 (en) * | 2005-10-24 | 2010-02-02 | Tokyo Electron Limited | Semiconductor device manufacturing method, semiconductor device manufacturing apparatus, control program and computer storage medium |
JP5233097B2 (ja) * | 2006-08-15 | 2013-07-10 | 東京エレクトロン株式会社 | 基板処理方法、基板処理装置及び記憶媒体 |
JP5100057B2 (ja) * | 2006-08-18 | 2012-12-19 | 東京エレクトロン株式会社 | 半導体装置の製造方法 |
JP5530088B2 (ja) * | 2008-10-20 | 2014-06-25 | 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 |
FR2953988B1 (fr) * | 2009-12-11 | 2012-02-10 | S O I Tec Silicon On Insulator Tech | Procede de detourage d'un substrat chanfreine. |
US8988012B2 (en) * | 2010-03-31 | 2015-03-24 | Tokyo Electron Limited | Dielectric window for plasma processing apparatus, plasma processing apparatus and method for mounting dielectric window for plasma processing apparatus |
JP5845754B2 (ja) * | 2010-09-15 | 2016-01-20 | 東京エレクトロン株式会社 | プラズマエッチング処理方法 |
KR101335237B1 (ko) * | 2010-11-05 | 2013-11-29 | 가부시키가이샤 알박 | 라디칼 클리닝 장치 및 방법 |
US20140287588A1 (en) * | 2012-05-16 | 2014-09-25 | Ulvac, Inc. | Deposition Method and Deposition Apparatus |
JP6438831B2 (ja) * | 2015-04-20 | 2018-12-19 | 東京エレクトロン株式会社 | 有機膜をエッチングする方法 |
-
2013
- 2013-12-11 JP JP2013256041A patent/JP6239365B2/ja active Active
-
2014
- 2014-12-02 US US14/557,659 patent/US9779954B2/en active Active
- 2014-12-09 TW TW103142729A patent/TWI650812B/zh active
- 2014-12-10 KR KR1020140177525A patent/KR102305374B1/ko active IP Right Grant
-
2017
- 2017-07-20 US US15/654,947 patent/US10121674B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9779954B2 (en) | 2017-10-03 |
KR102305374B1 (ko) | 2021-09-24 |
US10121674B2 (en) | 2018-11-06 |
US20170323796A1 (en) | 2017-11-09 |
KR20150068327A (ko) | 2015-06-19 |
TWI650812B (zh) | 2019-02-11 |
TW201535509A (zh) | 2015-09-16 |
US20150162203A1 (en) | 2015-06-11 |
JP2015115443A (ja) | 2015-06-22 |
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