KR100900075B1 - 애싱장치 - Google Patents
애싱장치 Download PDFInfo
- Publication number
- KR100900075B1 KR100900075B1 KR1020070099066A KR20070099066A KR100900075B1 KR 100900075 B1 KR100900075 B1 KR 100900075B1 KR 1020070099066 A KR1020070099066 A KR 1020070099066A KR 20070099066 A KR20070099066 A KR 20070099066A KR 100900075 B1 KR100900075 B1 KR 100900075B1
- Authority
- KR
- South Korea
- Prior art keywords
- ashing
- chamber
- semiconductor substrate
- gas
- reaction chamber
- Prior art date
Links
- 238000004380 ashing Methods 0.000 title claims abstract description 102
- 238000006243 chemical reaction Methods 0.000 claims abstract description 76
- 239000007789 gas Substances 0.000 claims abstract description 51
- 239000004065 semiconductor Substances 0.000 claims abstract description 51
- 239000000758 substrate Substances 0.000 claims abstract description 50
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910001882 dioxygen Inorganic materials 0.000 claims abstract description 44
- 230000001939 inductive effect Effects 0.000 claims abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims 1
- 238000005530 etching Methods 0.000 abstract description 16
- 150000004767 nitrides Chemical class 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 229910052814 silicon oxide Inorganic materials 0.000 description 7
- 239000010453 quartz Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 150000003254 radicals Chemical class 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000010893 electron trap Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 150000005837 radical ions Chemical class 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
- H01L21/31—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
- H01L21/31127—Etching organic layers
- H01L21/31133—Etching organic layers by chemical means
- H01L21/31138—Etching organic layers by chemical means by dry-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
- H01L21/02—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
- H01J37/32082—Radio frequency generated discharge
- H01J37/321—Radio frequency generated discharge the radio frequency energy being inductively 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
- H01J37/32431—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
- H01J37/3244—Gas supply means
- H01J37/32449—Gas control, e.g. control of the gas flow
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Analytical Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (10)
- 반응실과,상기 반응실 내에 고주파 가스방전을 유기(誘起)하고 유지하는 수단과,반도체기판을 보지하는 반도체기판 보지대를 내장하고 상기 반응실에 직결하는 챔버를 포함하는 애싱장치에 있어서,상기 반응실 내 및 상기 챔버 내를 배기하면서 상기 반응실 내에 산소가스만을 도입하고, 애싱할 때의 상기 반응실 내 및 상기 챔버 내의 압력이 350Pa 이상 550Pa 이하의 범위 내에 있고, 매분 8㎛ 이상에서 애싱 처리가 가능한 것을 특징으로 하는 애싱장치.
- 제 1항에 있어서, 상기 반응실 내에 매분 10리터 이상 16리터 이하의 유량으로 상기 산소가스를 도입하는 것을 특징으로 하는 애싱장치.
- 반응실과,상기 반응실에 산소를 공급하는 가스 도입부와,반응실 내에 도입된 산소를 방전시켜 플라즈마를 발생시키는 코일과,상기 코일에 2500W 이상 4500W 이하의 고주파전력을 공급하는 고주파전원과,반도체기판을 탑재하는 서셉터를 포함하되,애싱할 때의 상기 반응실 내의 압력이 350Pa 이상 550Pa 이하의 범위 내에 있고, 매분 8㎛ 이상에서 애싱 처리가 가능한 것을 특징으로 하는 애싱장치.
- 삭제
- 제 1항 내지 제 3항 어느 한 항에 있어서, 상기 산소가스는, 매분 13리터 이상 16리터 이하로 도입하는 것을 특징으로 하는 애싱장치.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서, 상기 반도체기판은, 플라즈마 처리시 250℃인 것을 특징으로 하는 애싱장치.
- 기판을 탑재하는 단계와,반응실의 압력을 350Pa 이상 550Pa 이하로 하는 단계와,반응실에 산소를 공급하는 단계와,고주파전원이 코일에 고주파전력을 공급하고, 상기 공급된 산소를 플라즈마화하는 단계와,기판을 처리하는 단계를 포함하고, 매분 8㎛ 이상에서 애싱 처리가 가능한 것을 특징으로 하는 애싱방법.
- 삭제
- 제 7항에 있어서, 상기 산소를 도입하는 단계에서는, 매분 10리터 이상 16리터 이하의 유량인 것을 특징으로 하는 애싱방법.
- 제 7항 또는 제 9항에 있어서, 상기 산소가스는, 매분13리터 이상 16리터 이하로 도입하는 것을 특징으로 하는 애싱방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2006-00272539 | 2006-10-04 | ||
JP2006272539A JP2008091750A (ja) | 2006-10-04 | 2006-10-04 | アッシング装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080031629A KR20080031629A (ko) | 2008-04-10 |
KR100900075B1 true KR100900075B1 (ko) | 2009-05-28 |
Family
ID=39318466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070099066A KR100900075B1 (ko) | 2006-10-04 | 2007-10-02 | 애싱장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20080096392A1 (ko) |
JP (1) | JP2008091750A (ko) |
KR (1) | KR100900075B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009164365A (ja) * | 2008-01-08 | 2009-07-23 | Hitachi Kokusai Electric Inc | 半導体装置の製造方法及び基板処理装置 |
KR101495288B1 (ko) * | 2012-06-04 | 2015-02-24 | 피에스케이 주식회사 | 기판 처리 장치 및 방법 |
US20150050812A1 (en) * | 2013-08-13 | 2015-02-19 | Globalfoundries Inc. | Wafer-less auto clean of processing chamber |
US9418865B2 (en) * | 2013-12-26 | 2016-08-16 | Intermolecular, Inc. | Wet etching of silicon containing antireflective coatings |
CN113314439B (zh) * | 2021-04-27 | 2023-11-28 | 长江存储科技有限责任公司 | 湿法刻蚀装置及方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1012595A (ja) * | 1996-06-20 | 1998-01-16 | Hitachi Ltd | アッシング処理方法 |
JP2002093783A (ja) * | 2000-09-12 | 2002-03-29 | Hitachi Kokusai Electric Inc | アッシング装置 |
KR20050112858A (ko) * | 2004-05-28 | 2005-12-01 | 동부아남반도체 주식회사 | 웨이퍼 상의 레지스트 제거 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW296534B (ko) * | 1993-12-17 | 1997-01-21 | Tokyo Electron Co Ltd | |
US5514246A (en) * | 1994-06-02 | 1996-05-07 | Micron Technology, Inc. | Plasma reactors and method of cleaning a plasma reactor |
US5683548A (en) * | 1996-02-22 | 1997-11-04 | Motorola, Inc. | Inductively coupled plasma reactor and process |
JP3317209B2 (ja) * | 1997-08-12 | 2002-08-26 | 東京エレクトロンエイ・ティー株式会社 | プラズマ処理装置及びプラズマ処理方法 |
JP2003151959A (ja) * | 2001-11-09 | 2003-05-23 | Sony Corp | レジスト除去装置およびレジスト除去方法 |
-
2006
- 2006-10-04 JP JP2006272539A patent/JP2008091750A/ja active Pending
-
2007
- 2007-10-02 KR KR1020070099066A patent/KR100900075B1/ko active IP Right Grant
- 2007-10-03 US US11/905,716 patent/US20080096392A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1012595A (ja) * | 1996-06-20 | 1998-01-16 | Hitachi Ltd | アッシング処理方法 |
JP2002093783A (ja) * | 2000-09-12 | 2002-03-29 | Hitachi Kokusai Electric Inc | アッシング装置 |
KR20050112858A (ko) * | 2004-05-28 | 2005-12-01 | 동부아남반도체 주식회사 | 웨이퍼 상의 레지스트 제거 방법 |
Also Published As
Publication number | Publication date |
---|---|
US20080096392A1 (en) | 2008-04-24 |
KR20080031629A (ko) | 2008-04-10 |
JP2008091750A (ja) | 2008-04-17 |
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