KR100731849B1 - 플라즈마를 이용한 기질 에칭 방법 - Google Patents
플라즈마를 이용한 기질 에칭 방법 Download PDFInfo
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- KR100731849B1 KR100731849B1 KR1020017016014A KR20017016014A KR100731849B1 KR 100731849 B1 KR100731849 B1 KR 100731849B1 KR 1020017016014 A KR1020017016014 A KR 1020017016014A KR 20017016014 A KR20017016014 A KR 20017016014A KR 100731849 B1 KR100731849 B1 KR 100731849B1
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- Prior art keywords
- etching
- plasma
- substrate
- gas
- etching gas
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- 238000001020 plasma etching Methods 0.000 title abstract description 6
- 238000005530 etching Methods 0.000 claims abstract description 90
- 239000007789 gas Substances 0.000 claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 47
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims abstract description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000000737 periodic effect Effects 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 36
- 150000002500 ions Chemical class 0.000 claims description 12
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 4
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 claims description 4
- 230000000873 masking effect Effects 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 10
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 6
- 229930195733 hydrocarbon Natural products 0.000 abstract description 6
- 229920000642 polymer Polymers 0.000 abstract description 5
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 4
- -1 methyl compound Chemical class 0.000 abstract description 3
- 239000000470 constituent Substances 0.000 abstract 2
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 30
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 14
- 230000001133 acceleration Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 11
- 239000003063 flame retardant Substances 0.000 description 11
- 238000010884 ion-beam technique Methods 0.000 description 9
- 229910052786 argon Inorganic materials 0.000 description 7
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000009616 inductively coupled plasma Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 125000002524 organometallic group Chemical group 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- 229910017115 AlSb Inorganic materials 0.000 description 1
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 1
- 229910004613 CdTe Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- 229910005540 GaP Inorganic materials 0.000 description 1
- 229910005542 GaSb Inorganic materials 0.000 description 1
- 229910004262 HgTe Inorganic materials 0.000 description 1
- 229910000673 Indium arsenide Inorganic materials 0.000 description 1
- 102000006835 Lamins Human genes 0.000 description 1
- 108010047294 Lamins Proteins 0.000 description 1
- 229910000661 Mercury cadmium telluride Inorganic materials 0.000 description 1
- 229910017680 MgTe Inorganic materials 0.000 description 1
- 229910017231 MnTe Inorganic materials 0.000 description 1
- 229910002665 PbTe Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910005642 SnTe Inorganic materials 0.000 description 1
- 229910007709 ZnTe Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004630 atomic force microscopy Methods 0.000 description 1
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910021478 group 5 element Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 description 1
- RPQDHPTXJYYUPQ-UHFFFAOYSA-N indium arsenide Chemical compound [In]#[As] RPQDHPTXJYYUPQ-UHFFFAOYSA-N 0.000 description 1
- 210000005053 lamin Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- OCGWQDWYSQAFTO-UHFFFAOYSA-N tellanylidenelead Chemical compound [Pb]=[Te] OCGWQDWYSQAFTO-UHFFFAOYSA-N 0.000 description 1
- 238000011282 treatment Methods 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
- 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
- H01L21/30604—Chemical etching
- H01L21/30612—Etching of AIIIBV compounds
- H01L21/30621—Vapour phase etching
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (12)
- 원소 구성물이 주기율 표에서 그룹 III 및 V로부터 선택되는 예비 형성된 마스킹 영역을 갖는 기질을 에칭하는 방법에서, 상기 방법은;a) 질소와 연결된 한개 이상의 메틸 그룹(CH3)을 갖는 분자를 포함하는 에칭 가스를 플라즈마로 형성하고;b) 상기 플라즈마를 이용하여 기질의 마스킹되지 않은 영역을 에칭하는 단계로 구성되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항에 있어서, 상기 에칭 가스는 메틸라민(methylamine)(CH3NH2), 디메틸라민(dimethylamine)((CH3)2NH), 트리메틸라민(trimethylamine)((CH3)3N)으로 구성된 그룹으로부터 선택되는 것을 특징으로 하는 기질 에칭 방법.
- 원소 구성물이 주기율 표에서 그룹 II 및 VI으로부터 선택되는 예비 형성된 마스킹 영역을 갖는 기질을 에칭하는 방법에서, 상기 방법은;a) 트리메틸라민((CH3)3N)을 함유한 에칭 가스를 플라즈마로 형성하고;b) 상기 플라즈마를 이용하여 기질의 마스킹되지 않은 영역을 에칭하는 단계로 구성되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 상기 에칭 가스는 H2, N2, O2, 비활성 가스(Ar), 또는 할로겐 함유 가스(Cl2,BCl3), 또는, 이들의 조합과 혼합되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 상기 단계 a)는 자기장과 함께 극초단파 전력을 에칭 가스에 공급하여 에칭 가스를 플라즈마로 형성하게 하는 것으로 구성되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 상기 단계 a)는 극초단파 전력을 에칭 가스에 공급하여 에칭 가스를 플라즈마로 형성하게 하는 것으로 구성되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 상기 단계 a)는 무선 주파수 전력을 에칭 가스에 공급하여 에칭 가스를 플라즈마로 형성하도록 하는 것으로 구성되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 상기 단계 a)는 DC 전력을 에칭 가스에 공급하여 에칭 가스를 플라즈마로 형성하도록 하는 것으로 구성되는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 이온이 DC 바이어스에 의해 가속되는 것을 특징으로 하는 기질 에칭 방법.
- 제 9 항에 있어서, 상기 DC 바이어스는 0-900 eV 범위의 에너지를 발생시키는 것을 특징으로 하는 기질 에칭 방법.
- 제 1 항 또는 제 3 항에 있어서, 공급 전력은 0-900 eV 범위의 이온 에너지로 변환되는 것을 특징으로 하는 기질 에칭 방법.
- 삭제
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9902344-2 | 1999-06-21 | ||
SE9902344A SE9902344D0 (sv) | 1999-06-21 | 1999-06-21 | Dry etching process of III-V-semiconductor |
SE9903213-8 | 1999-09-10 | ||
SE9903213A SE9903213D0 (sv) | 1999-06-21 | 1999-09-10 | Dry etching process of compound semiconductor materials |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020041333A KR20020041333A (ko) | 2002-06-01 |
KR100731849B1 true KR100731849B1 (ko) | 2007-06-25 |
Family
ID=26663600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020017016014A KR100731849B1 (ko) | 1999-06-21 | 2000-06-21 | 플라즈마를 이용한 기질 에칭 방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6933242B1 (ko) |
EP (1) | EP1188180B1 (ko) |
JP (1) | JP4979167B2 (ko) |
KR (1) | KR100731849B1 (ko) |
AT (1) | ATE448566T1 (ko) |
DE (1) | DE60043300D1 (ko) |
SE (1) | SE9903213D0 (ko) |
WO (1) | WO2000079578A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210007039A (ko) * | 2014-04-01 | 2021-01-19 | 에베 그룹 에. 탈너 게엠베하 | 기질의 표면 처리를 위한 방법 및 장치 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6820570B2 (en) | 2001-08-15 | 2004-11-23 | Nobel Biocare Services Ag | Atomic layer deposition reactor |
KR100759808B1 (ko) * | 2005-12-08 | 2007-09-20 | 한국전자통신연구원 | Iii-v 족 반도체 다층구조의 식각 방법 및 이를이용한 수직공진형 표면방출 레이저 제조 방법 |
US20080239428A1 (en) * | 2007-04-02 | 2008-10-02 | Inphase Technologies, Inc. | Non-ft plane angular filters |
WO2011056783A2 (en) * | 2009-11-09 | 2011-05-12 | 3M Innovative Properties Company | Etching process for semiconductors |
KR102399578B1 (ko) * | 2015-06-05 | 2022-05-17 | 램 리써치 코포레이션 | GaN 및 다른 III-V 족 재료들의 원자층 에칭 |
US10096487B2 (en) | 2015-08-19 | 2018-10-09 | Lam Research Corporation | Atomic layer etching of tungsten and other metals |
US9991128B2 (en) | 2016-02-05 | 2018-06-05 | Lam Research Corporation | Atomic layer etching in continuous plasma |
US10566212B2 (en) | 2016-12-19 | 2020-02-18 | Lam Research Corporation | Designer atomic layer etching |
KR20210078264A (ko) * | 2019-12-18 | 2021-06-28 | 주식회사 원익아이피에스 | 기판 처리 방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5534109A (en) * | 1993-12-28 | 1996-07-09 | Fujitsu Limited | Method for etching HgCdTe substrate |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5527425A (en) | 1995-07-21 | 1996-06-18 | At&T Corp. | Method of making in-containing III/V semiconductor devices |
JPH10303181A (ja) * | 1997-04-28 | 1998-11-13 | Mitsui Chem Inc | 乾式プロセスガス |
JPH1116896A (ja) * | 1997-06-27 | 1999-01-22 | Fujitsu Ltd | 化合物半導体装置の製造方法 |
-
1999
- 1999-09-10 SE SE9903213A patent/SE9903213D0/xx unknown
-
2000
- 2000-06-21 WO PCT/GB2000/002255 patent/WO2000079578A1/en active IP Right Grant
- 2000-06-21 KR KR1020017016014A patent/KR100731849B1/ko active IP Right Grant
- 2000-06-21 AT AT00940508T patent/ATE448566T1/de not_active IP Right Cessation
- 2000-06-21 EP EP00940508A patent/EP1188180B1/en not_active Expired - Lifetime
- 2000-06-21 DE DE60043300T patent/DE60043300D1/de not_active Expired - Lifetime
- 2000-06-21 US US10/018,809 patent/US6933242B1/en not_active Expired - Lifetime
- 2000-06-21 JP JP2001505049A patent/JP4979167B2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5534109A (en) * | 1993-12-28 | 1996-07-09 | Fujitsu Limited | Method for etching HgCdTe substrate |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210007039A (ko) * | 2014-04-01 | 2021-01-19 | 에베 그룹 에. 탈너 게엠베하 | 기질의 표면 처리를 위한 방법 및 장치 |
KR102306979B1 (ko) * | 2014-04-01 | 2021-09-30 | 에베 그룹 에. 탈너 게엠베하 | 기질의 표면 처리를 위한 방법 및 장치 |
US11901172B2 (en) | 2014-04-01 | 2024-02-13 | Ev Group E. Thallner Gmbh | Method and device for the surface treatment of substrates |
Also Published As
Publication number | Publication date |
---|---|
US6933242B1 (en) | 2005-08-23 |
SE9903213D0 (sv) | 1999-09-10 |
JP4979167B2 (ja) | 2012-07-18 |
DE60043300D1 (ko) | 2009-12-24 |
EP1188180A1 (en) | 2002-03-20 |
JP2003502860A (ja) | 2003-01-21 |
ATE448566T1 (de) | 2009-11-15 |
KR20020041333A (ko) | 2002-06-01 |
EP1188180B1 (en) | 2009-11-11 |
WO2000079578A1 (en) | 2000-12-28 |
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