KR950012636A - 디클로로실란과 육플루오르화 텅스텐을 사용하여 반도체 기판상에 규화 텅스텐 박막을 증착시키기 위한 방법 - Google Patents
디클로로실란과 육플루오르화 텅스텐을 사용하여 반도체 기판상에 규화 텅스텐 박막을 증착시키기 위한 방법Info
- Publication number
- KR950012636A KR950012636A KR1019940026363A KR19940026363A KR950012636A KR 950012636 A KR950012636 A KR 950012636A KR 1019940026363 A KR1019940026363 A KR 1019940026363A KR 19940026363 A KR19940026363 A KR 19940026363A KR 950012636 A KR950012636 A KR 950012636A
- Authority
- KR
- South Korea
- Prior art keywords
- semiconductor substrate
- deposition chamber
- tungsten
- dichlorosilane
- tungsten silicide
- Prior art date
Links
- 238000000151 deposition Methods 0.000 title claims abstract description 16
- 239000000758 substrate Substances 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract 20
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 title claims abstract 12
- 229910021342 tungsten silicide Inorganic materials 0.000 title claims abstract 9
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 title claims abstract 6
- NXHILIPIEUBEPD-UHFFFAOYSA-H tungsten hexafluoride Chemical compound F[W](F)(F)(F)(F)F NXHILIPIEUBEPD-UHFFFAOYSA-H 0.000 title claims abstract 6
- 239000004065 semiconductor Substances 0.000 title claims description 13
- 239000010409 thin film Substances 0.000 title abstract 3
- 230000008021 deposition Effects 0.000 claims abstract description 10
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract 10
- 229910052786 argon Inorganic materials 0.000 claims abstract 6
- 239000007789 gas Substances 0.000 claims abstract 5
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims abstract 5
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract 5
- 239000012298 atmosphere Substances 0.000 claims abstract 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 6
- 229910052710 silicon Inorganic materials 0.000 claims 6
- 239000010703 silicon Substances 0.000 claims 6
- 239000000203 mixture Substances 0.000 claims 3
- 229910052756 noble gas Inorganic materials 0.000 claims 2
- 206010010144 Completed suicide Diseases 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 239000012300 argon atmosphere Substances 0.000 claims 1
- 239000000969 carrier Substances 0.000 claims 1
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
- 239000010408 film Substances 0.000 abstract 2
- 239000012159 carrier gas Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/02—Pretreatment of the material to be coated
- C23C16/0227—Pretreatment of the material to be coated by cleaning or 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
- H01L21/31—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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/42—Silicides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical Vapour Deposition (AREA)
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Silicon Compounds (AREA)
Abstract
Description
Claims (17)
- 저압 화학적 증기 증착챔버내에서 반도체 기판의 표면상으로 규화텅스텐(WSif)을 증착시키기 위한방법으로서, 상기 반도체 기판의 표면으로부터 모든 질소를 제거하는 단계, 및 500 내지 575℃의 온도와 0.5 내지 10torr의 압력하에서 희(noble)가스, 디클로로실란 및 육플루오르화 텅스텐의 혼합물을 상기 증착 챔버내로 유동시키는 단계를 포함하고 있으며, 이에의해, 상기 반도체 기판상에 규화텅스텐(WSix)막이 증착되는 방법.
- 제1항에 있어서, 상기 희가스가 아르곤인 방법.
- 제1항에 있어서, 아른곤을 이용한 정화에 의해서 상기 반도체 기판의 표면으로부터 질소가 제거되는 방법.
- 제1항에 있어서, 100 내지 1000sccm 유량의 아르곤, 130 내지 300srcm 유량의 디클로로실란 및 1내지 6sccm 유량의 육플루오르화 텅스텐이 사용되는 방법.
- 제1항에 있어서. 상기 온도가 550℃인 방법.
- 제1항에 있어서, 상기 압력이 1 내지 3torr인 방법.
- 제1항에 있어서, 상기 반도체 기판이 실리콘 웨이퍼인 방법.
- 제1항에 있어서, 상기 반도체 기판이 vy면상에 다중규소층을 갖는 실리콘 웨이퍼인 방법.
- 제1항에 있어서, 상기 반도체 기판이 표면상에 실리콘 산화물 층을 갖는 실리콘 웨이퍼인 방법.
- 제1항에 있어서. 상기 증착챔버가 운반챔버에 부착되민 있고, 상기 운반챔버는 아르곤 분위기를 갖는 방법.
- 단일 웨이퍼용 저압 화학적 증기 증착챔버에 연결된 운반챔버를 포함하는 다중챔버 진공장치에서 실리콘 웨이퍼의 표면위로 규화텅스텐(WSiX)을 증착시키기 위한 방법에 있어서, 상기 운반챔버내에 희(noble)가스 분위기를 유지하는 단계, 및 500 내지 575℃의 온도와 0.5 내지 10torr의 압력하에서 희가스 캐리어, 디클로로실란 및 육플루오르화 텅스텐의 혼합물을 상기 증착챔버내로 유동시키는 단계를 포함하고 있으며, 이에의해, 상기 웨이퍼 상에 규화텅스텐(WSX)층이 증착됨을 특징으로 하는 방법.
- 제11항에 있어서, 상기 희가스가 아르곤임을 특징으로 하는 방법.
- 제11항에 있어서, 상기 웨이퍼가 다중 규소층을 가짐을 특징으로 하는 방법.
- 저압 화학적 증기 증착 챔버내에서 반도체 기판의 표면위로 규화 텅스텐(WSX)을 증착시키기 위한 방법으로서, 상기 반도체 기판의 표면으로부터 모든 질소를 제거하는 단계, 및 희가스, 디클로로실란 및 육플루오르화 텅스텐의 혼합물을 상기 증착챔버내로 유동시키는 단계를 포함하고 있으며, 이에 의해, 상기 반도체 기판상에 규화 텅스텐(WSX)막의 증착되는 방법.
- 제14항에 있어서. 상기 증착챔버가 0.5 내지 10torr의 압력하에서 유지되는 방법.
- 제14항에 있어서. 상기 증착챔버가 500 내지 575℃의 온도하에서 유지되는 방법.
- 제14항에 있어서, 규화텅스텐(WSX)으로 이루어진 초기의 얇은 층이 1torr또는 그 이상의 압력하에서 증착되고. 상기 압력은 1torr 또는 그 이하로 감소되며, 감소된 압력하에서도 증착이 연속적으로 이루어지는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13652993A | 1993-10-14 | 1993-10-14 | |
US08/136,529 | 1993-10-14 | ||
US8/136,529 | 1993-10-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950012636A true KR950012636A (ko) | 1995-05-16 |
KR100214906B1 KR100214906B1 (ko) | 1999-08-02 |
Family
ID=22473231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940026363A KR100214906B1 (ko) | 1993-10-14 | 1994-10-14 | 디클로로실란과 육플루오르화 텅스텐을 사용하여 반도체 기판상에 규화 텅스텐 박막을 증착시키는 방법 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0648859B1 (ko) |
JP (1) | JPH07172810A (ko) |
KR (1) | KR100214906B1 (ko) |
DE (1) | DE69404415T2 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100269315B1 (ko) * | 1997-11-24 | 2000-11-01 | 윤종용 | 램프가열방식의매엽식장비를이용한반도체장치의제조방법 |
KR100669141B1 (ko) | 2005-01-17 | 2007-01-15 | 삼성전자주식회사 | 오믹막 및 이의 형성 방법, 오믹막을 포함하는 반도체장치 및 이의 제조 방법 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2620736B1 (fr) * | 1987-09-17 | 1990-01-19 | France Etat | Procede de depot de siliciures de tungstene ou de molybdene |
GB2222416B (en) * | 1988-08-31 | 1993-03-03 | Watkins Johnson Co | Processes using disilane |
JP3163687B2 (ja) * | 1991-11-12 | 2001-05-08 | 富士通株式会社 | 化学気相成長装置及び化学気相成長膜形成方法 |
-
1994
- 1994-09-13 DE DE69404415T patent/DE69404415T2/de not_active Expired - Fee Related
- 1994-09-13 EP EP94306699A patent/EP0648859B1/en not_active Expired - Lifetime
- 1994-10-12 JP JP6246234A patent/JPH07172810A/ja not_active Withdrawn
- 1994-10-14 KR KR1019940026363A patent/KR100214906B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69404415T2 (de) | 1997-12-04 |
JPH07172810A (ja) | 1995-07-11 |
EP0648859B1 (en) | 1997-07-23 |
EP0648859A1 (en) | 1995-04-19 |
DE69404415D1 (de) | 1997-09-04 |
KR100214906B1 (ko) | 1999-08-02 |
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