KR100421279B1 - 금속 배선 형성 방법 - Google Patents
금속 배선 형성 방법 Download PDFInfo
- Publication number
- KR100421279B1 KR100421279B1 KR10-2001-0037477A KR20010037477A KR100421279B1 KR 100421279 B1 KR100421279 B1 KR 100421279B1 KR 20010037477 A KR20010037477 A KR 20010037477A KR 100421279 B1 KR100421279 B1 KR 100421279B1
- Authority
- KR
- South Korea
- Prior art keywords
- plasma
- forming
- layer
- metal wiring
- tungsten
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 39
- 239000002184 metal Substances 0.000 title claims abstract description 39
- 239000010410 layer Substances 0.000 claims description 39
- 229920002120 photoresistant polymer Polymers 0.000 claims description 21
- 239000011229 interlayer Substances 0.000 claims description 11
- 238000005530 etching Methods 0.000 claims description 10
- 230000003472 neutralizing effect Effects 0.000 claims 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract description 34
- 229910052721 tungsten Inorganic materials 0.000 abstract description 34
- 239000010937 tungsten Substances 0.000 abstract description 34
- 238000004140 cleaning Methods 0.000 abstract description 14
- 238000005260 corrosion Methods 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 10
- 238000006386 neutralization reaction Methods 0.000 abstract description 7
- 229920000642 polymer Polymers 0.000 description 5
- 230000002265 prevention Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005406 washing Methods 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
- H01L21/70—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
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
-
- 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
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/0206—Cleaning during device manufacture during, before or after processing of insulating layers
- H01L21/02063—Cleaning during device manufacture during, before or after processing of insulating layers the processing being the formation of vias or contact holes
-
- 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
Landscapes
- 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)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (1)
- 제 1 배선층 상에 비아홀을 갖는 층간 절연막을 형성하는 단계;상기 비아홀을 매립하는 플러그를 형성하는 단계;상기 플러그를 포함한 층간 절연막 상에 제 2 배선용 도전층을 형성하는 단계;상기 제2 배선용 도전층 상에 제 2 배선 마스크용 감광막 패턴을 형성하는 단계;상기 감광막 패턴을 마스크로 상기 도전층을 선택 식각하여 제 2 배선층을 형성하는 단계;상기 감광막 패턴을 O2플라즈마를 사용하여 제거하는 단계; 및상기 O2플라즈마에 H2O 플라즈마를 첨가하여 상기 O2플라즈마를 중화시켜 제거하고 세정하는 단계를 포함하는 금속 배선 형성 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0037477A KR100421279B1 (ko) | 2001-06-28 | 2001-06-28 | 금속 배선 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0037477A KR100421279B1 (ko) | 2001-06-28 | 2001-06-28 | 금속 배선 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030001790A KR20030001790A (ko) | 2003-01-08 |
KR100421279B1 true KR100421279B1 (ko) | 2004-03-09 |
Family
ID=27711787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0037477A KR100421279B1 (ko) | 2001-06-28 | 2001-06-28 | 금속 배선 형성 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100421279B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR980005480A (ko) * | 1996-06-24 | 1998-03-30 | 김주용 | 반도체소자의 금속배선 형성방법 |
KR20000038065A (ko) * | 1998-12-03 | 2000-07-05 | 후 훙-치우 | 배선 형성 방법 |
KR20000039697A (ko) * | 1998-12-15 | 2000-07-05 | 후 훙-치우 | 배선 형성 방법 |
KR20020038060A (ko) * | 2000-11-16 | 2002-05-23 | 박종섭 | 반도체 소자의 제조 방법 |
-
2001
- 2001-06-28 KR KR10-2001-0037477A patent/KR100421279B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR980005480A (ko) * | 1996-06-24 | 1998-03-30 | 김주용 | 반도체소자의 금속배선 형성방법 |
KR20000038065A (ko) * | 1998-12-03 | 2000-07-05 | 후 훙-치우 | 배선 형성 방법 |
KR20000039697A (ko) * | 1998-12-15 | 2000-07-05 | 후 훙-치우 | 배선 형성 방법 |
KR20020038060A (ko) * | 2000-11-16 | 2002-05-23 | 박종섭 | 반도체 소자의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20030001790A (ko) | 2003-01-08 |
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