WO1998037577A1 - Anisotropes fluorbasiertes plasmaätzverfahren für silicium - Google Patents
Anisotropes fluorbasiertes plasmaätzverfahren für silicium Download PDFInfo
- Publication number
- WO1998037577A1 WO1998037577A1 PCT/DE1998/000421 DE9800421W WO9837577A1 WO 1998037577 A1 WO1998037577 A1 WO 1998037577A1 DE 9800421 W DE9800421 W DE 9800421W WO 9837577 A1 WO9837577 A1 WO 9837577A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- etching
- silicon
- gas
- sccm
- plasma
- Prior art date
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Classifications
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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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/30655—Plasma etching; Reactive-ion etching comprising alternated and repeated etching and passivation steps, e.g. Bosch process
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980708355A KR100531560B1 (ko) | 1997-02-20 | 1998-02-13 | 실리콘용이방성플루오르계플라즈마에칭방법 |
US09/171,516 US6303512B1 (en) | 1997-02-20 | 1998-02-13 | Anisotropic, fluorine-based plasma etching method for silicon |
JP53614598A JP4555404B2 (ja) | 1997-02-20 | 1998-02-13 | シリコン用の異方性のフッ素ベースのプラズマエッチング法 |
EP98912218A EP0894338B1 (de) | 1997-02-20 | 1998-02-13 | Anisotropes fluorbasiertes plasmaätzverfahren für silicium |
DE59814204T DE59814204D1 (de) | 1997-02-20 | 1998-02-13 | Anisotropes fluorbasiertes plasmaätzverfahren für silicium |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19706682A DE19706682C2 (de) | 1997-02-20 | 1997-02-20 | Anisotropes fluorbasiertes Plasmaätzverfahren für Silizium |
DE19706682.8 | 1997-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998037577A1 true WO1998037577A1 (de) | 1998-08-27 |
Family
ID=7820910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1998/000421 WO1998037577A1 (de) | 1997-02-20 | 1998-02-13 | Anisotropes fluorbasiertes plasmaätzverfahren für silicium |
Country Status (6)
Country | Link |
---|---|
US (1) | US6303512B1 (de) |
EP (1) | EP0894338B1 (de) |
JP (1) | JP4555404B2 (de) |
KR (1) | KR100531560B1 (de) |
DE (2) | DE19706682C2 (de) |
WO (1) | WO1998037577A1 (de) |
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JP2002532896A (ja) * | 1998-12-11 | 2002-10-02 | サーフィス テクノロジー システムズ ピーエルシー | プラズマ加工装置 |
WO2002088787A2 (en) * | 2001-04-27 | 2002-11-07 | Lightcross, Inc. | Formation of an optical component having smooth sidewalls |
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US6555480B2 (en) | 2001-07-31 | 2003-04-29 | Hewlett-Packard Development Company, L.P. | Substrate with fluidic channel and method of manufacturing |
US6910758B2 (en) | 2003-07-15 | 2005-06-28 | Hewlett-Packard Development Company, L.P. | Substrate and method of forming substrate for fluid ejection device |
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Also Published As
Publication number | Publication date |
---|---|
DE19706682C2 (de) | 1999-01-14 |
KR100531560B1 (ko) | 2006-02-17 |
EP0894338B1 (de) | 2008-04-09 |
DE19706682A1 (de) | 1998-08-27 |
DE59814204D1 (de) | 2008-05-21 |
US6303512B1 (en) | 2001-10-16 |
KR20000064946A (ko) | 2000-11-06 |
JP2000509915A (ja) | 2000-08-02 |
JP4555404B2 (ja) | 2010-09-29 |
EP0894338A1 (de) | 1999-02-03 |
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