KR100252850B1 - 반도체 소자의 산화막 형성방법 - Google Patents
반도체 소자의 산화막 형성방법 Download PDFInfo
- Publication number
- KR100252850B1 KR100252850B1 KR1019970050126A KR19970050126A KR100252850B1 KR 100252850 B1 KR100252850 B1 KR 100252850B1 KR 1019970050126 A KR1019970050126 A KR 1019970050126A KR 19970050126 A KR19970050126 A KR 19970050126A KR 100252850 B1 KR100252850 B1 KR 100252850B1
- Authority
- KR
- South Korea
- Prior art keywords
- oxide film
- forming
- insulating film
- film
- semiconductor device
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000004065 semiconductor Substances 0.000 title claims abstract description 34
- 230000015572 biosynthetic process Effects 0.000 title description 2
- 230000003647 oxidation Effects 0.000 claims abstract description 24
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims abstract description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims abstract description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical group ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims 1
- 229910001882 dioxygen Inorganic materials 0.000 claims 1
- 150000004767 nitrides Chemical class 0.000 description 11
- 229920002120 photoresistant polymer Polymers 0.000 description 6
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Element Separation (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (3)
- 필드영역과 액티브영역이 정의된 반도체 기판에 제 1 절연막과 제 2 절연막을 형성하는 공정과,상기 필드영역상의 상기 제 1 절연막과 제 2 절연막을 제거하는 공정과,상기 제 1 절연막과 제 2 절연막을 마스크로 하여 상기 반도체 기판에 트랜치를 형성하는 공정과,질소가 함유된 가스를 사용한 1차 산화공정으로 상기 트랜치 표면내에 제 1 산화막을 형성하는 공정과,염화수소를 소오스로 하는 가스를 사용한 2차 산화공정으로 제 2 산화막을 형성하는 공정을 포함함을 특징으로 하는 반도체 소자의 산화막 형성방법.
- 제 1 항에 있어서, 1차 산화공정에 사용되는 가스는 N2O를 사용하는 것을 특징으로 하는 반도체 소자의 산화막 형성방법.
- 제 1 항에 있어서, 상기 2차 산화공정은 상기 디클로로 에틸렌(Dichloro Ethylen:DCE)과 산소가스(O2)를 사용하는 것을 특징으로 하는 반도체 소자의 산화막 형성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970050126A KR100252850B1 (ko) | 1997-09-30 | 1997-09-30 | 반도체 소자의 산화막 형성방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970050126A KR100252850B1 (ko) | 1997-09-30 | 1997-09-30 | 반도체 소자의 산화막 형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990027633A KR19990027633A (ko) | 1999-04-15 |
KR100252850B1 true KR100252850B1 (ko) | 2000-04-15 |
Family
ID=19521994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970050126A KR100252850B1 (ko) | 1997-09-30 | 1997-09-30 | 반도체 소자의 산화막 형성방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100252850B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100566304B1 (ko) * | 1999-06-21 | 2006-03-30 | 주식회사 하이닉스반도체 | 반도체 소자의 트렌치형 소자 분리막 형성방법 |
-
1997
- 1997-09-30 KR KR1019970050126A patent/KR100252850B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR19990027633A (ko) | 1999-04-15 |
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