JPS6158975B2 - - Google Patents
Info
- Publication number
- JPS6158975B2 JPS6158975B2 JP53109877A JP10987778A JPS6158975B2 JP S6158975 B2 JPS6158975 B2 JP S6158975B2 JP 53109877 A JP53109877 A JP 53109877A JP 10987778 A JP10987778 A JP 10987778A JP S6158975 B2 JPS6158975 B2 JP S6158975B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- gas
- cathode
- etching method
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000005530 etching Methods 0.000 claims description 51
- 239000007789 gas Substances 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 36
- 239000000758 substrate Substances 0.000 claims description 28
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 18
- 150000002500 ions Chemical class 0.000 claims description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims description 16
- 229910052710 silicon Inorganic materials 0.000 claims description 16
- 239000010703 silicon Substances 0.000 claims description 16
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 15
- 239000001257 hydrogen Substances 0.000 claims description 15
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 15
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 15
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229920006395 saturated elastomer Polymers 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims description 3
- 150000002222 fluorine compounds Chemical class 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 2
- 239000001273 butane Substances 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 2
- 239000001294 propane Substances 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000002344 surface layer Substances 0.000 claims 1
- 238000001020 plasma etching Methods 0.000 description 19
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- 238000000992 sputter etching Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- -1 SiO and/or SiO 2 ) Chemical compound 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- 238000003631 wet chemical etching Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84008577A | 1977-10-06 | 1977-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5455174A JPS5455174A (en) | 1979-05-02 |
| JPS6158975B2 true JPS6158975B2 (US06262066-20010717-C00424.png) | 1986-12-13 |
Family
ID=25281410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10987778A Granted JPS5455174A (en) | 1977-10-06 | 1978-09-08 | Etching method |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0001538B1 (US06262066-20010717-C00424.png) |
| JP (1) | JPS5455174A (US06262066-20010717-C00424.png) |
| DE (1) | DE2862150D1 (US06262066-20010717-C00424.png) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1584364A (en) * | 1976-06-21 | 1981-02-11 | Unilever Ltd | Shampoo |
| JPS5691447A (en) * | 1979-12-25 | 1981-07-24 | Seiko Epson Corp | Forming of element segregation region of semiconductor integrated circuit |
| JPS5691446A (en) * | 1979-12-25 | 1981-07-24 | Seiko Epson Corp | Forming of element segregation region of semiconductor integrated circuit |
| US4324611A (en) * | 1980-06-26 | 1982-04-13 | Branson International Plasma Corporation | Process and gas mixture for etching silicon dioxide and silicon nitride |
| US4333793A (en) * | 1980-10-20 | 1982-06-08 | Bell Telephone Laboratories, Incorporated | High-selectivity plasma-assisted etching of resist-masked layer |
| JPS5775429A (en) * | 1980-10-28 | 1982-05-12 | Toshiba Corp | Manufacture of semiconductor device |
| DE3175576D1 (en) * | 1980-12-11 | 1986-12-11 | Toshiba Kk | Dry etching device and method |
| JPS62228491A (ja) * | 1986-03-31 | 1987-10-07 | Canon Inc | ドライエツチングガス及びドライエツチング方法 |
| JPH088238B2 (ja) * | 1987-11-19 | 1996-01-29 | 松下電器産業株式会社 | 半導体装置の製造方法 |
| DE68926855T2 (de) * | 1988-11-18 | 1997-02-13 | Shibaura Eng Works Ltd | Trockenätzverfahren |
| EP0413042B1 (en) * | 1989-08-16 | 1992-12-16 | International Business Machines Corporation | Method of producing micromechanical sensors for the afm/stm profilometry and micromechanical afm/stm sensor head |
| DE10224137A1 (de) * | 2002-05-24 | 2003-12-04 | Infineon Technologies Ag | Ätzgas und Verfahren zum Trockenätzen |
| JP5208020B2 (ja) * | 2009-02-26 | 2013-06-12 | 京セラ株式会社 | 反応性イオンエッチング装置と基板のエッチング方法 |
| JP6568822B2 (ja) * | 2016-05-16 | 2019-08-28 | 東京エレクトロン株式会社 | エッチング方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5036075A (US06262066-20010717-C00424.png) * | 1973-05-17 | 1975-04-04 |
-
1978
- 1978-08-25 EP EP78430010A patent/EP0001538B1/fr not_active Expired
- 1978-08-25 DE DE7878430010T patent/DE2862150D1/de not_active Expired
- 1978-09-08 JP JP10987778A patent/JPS5455174A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5036075A (US06262066-20010717-C00424.png) * | 1973-05-17 | 1975-04-04 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0001538A1 (fr) | 1979-04-18 |
| JPS5455174A (en) | 1979-05-02 |
| DE2862150D1 (en) | 1983-02-17 |
| EP0001538B1 (fr) | 1983-01-12 |
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