KR100395171B1 - 화학적증착법에의한티타늄막형성방법 - Google Patents
화학적증착법에의한티타늄막형성방법 Download PDFInfo
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- KR100395171B1 KR100395171B1 KR10-1998-0028552A KR19980028552A KR100395171B1 KR 100395171 B1 KR100395171 B1 KR 100395171B1 KR 19980028552 A KR19980028552 A KR 19980028552A KR 100395171 B1 KR100395171 B1 KR 100395171B1
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- 238000000034 method Methods 0.000 title claims abstract description 48
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 20
- 239000010936 titanium Substances 0.000 claims description 98
- 230000015572 biosynthetic process Effects 0.000 claims description 44
- 239000000758 substrate Substances 0.000 claims description 27
- 229910052719 titanium Inorganic materials 0.000 claims description 24
- 238000005229 chemical vapour deposition Methods 0.000 claims description 19
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 14
- 229910008484 TiSi Inorganic materials 0.000 claims description 12
- 238000000295 emission spectrum Methods 0.000 claims description 9
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 6
- 238000004611 spectroscopical analysis Methods 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 239000007789 gas Substances 0.000 description 109
- 239000010410 layer Substances 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 11
- 230000004888 barrier function Effects 0.000 description 6
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000012495 reaction gas Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- HDZGCSFEDULWCS-UHFFFAOYSA-N monomethylhydrazine Chemical compound CNN HDZGCSFEDULWCS-UHFFFAOYSA-N 0.000 description 3
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 238000004993 emission spectroscopy Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 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
- C23C16/44—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 method of coating
-
- 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
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
-
- 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
- C23C16/06—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 metallic material
- C23C16/08—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 metallic material from metal halides
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28568—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table the conductive layers comprising transition metals
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Vapour Deposition (AREA)
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (11)
- 기판의 Si 표면상에 형성되며, 상기 Si 표면의 일부를 노출시키는 절연 막의 홀 내에 화학적 증착법에 의한 티타늄 막을 형성하는 방법에 있어서,챔버 내에 상기 기판을 반입하는 단계와,상기 챔버의 내부를 소정의 감압 분위기로 설정하는 단계와,TiCl4가스, H2가스 및 Ar 가스를 포함하는 처리 가스를 상기 챔버내에 도입하는 단계와,상기 챔버내에 상기 처리 가스의 플라즈마를 생성시킴으로써 상기 홀내에 Ti또는 TiSi 막을 형성하는 단계를 포함하며,상기 절연 막에 대해 고 선택비로 상기 홀내에 Ti 막 또는 TiSi 막을 형성하도록 상기 가스의 유량, 기판 온도, 내부 챔버 압력, 및 상기 플라즈마를 생성시킬 때 공급되는 전력을 조정하고,막 형성시에, 상기 기판 온도가 400℃ 내지 800℃로 설정되고, 공급된 전력이 100W 내지 300W로 설정되며, 상기 내부 챔버 압력이 0.5Torr 내지 3.0Torr로 설정되고,상기 TiCl4가스 대 H2가스와 Ar 가스의 합의 유량비가 1:100 내지 1:300이며, H2가스 대 Ar 가스의 유량비가 1:1 내지 2:1인화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 1 항에 있어서,상기 플라즈마의 상태를 플라즈마 분광법으로 측정할 때, Ti 및 Cl2의 발광 분광이 실질적으로 존재하지 않는 조건하에서 막 형성이 실시되는화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 1 항에 있어서,상기 절연 막은 SiO2막인화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 1 항에 있어서,상기 기판은 Si 웨이퍼 또는 폴리-Si 층인화학적 증착법에 의한 티타늄 막 형성 방법.
- 기판의 Si 표면상에 형성되며, 상기 Si 표면의 일부를 노출시키는 절연 막의 홀내에 화학적 증착법에 의한 티타늄 막을 형성하는 방법에 있어서,상기 챔버 내에 상기 기판을 반입하는 단계와,상기 챔버의 내부를 소정의 감압 분위기로 설정하는 단계와,TiCl4가스, H2가스 및 Ar 가스를 상기 챔버내에 도입하는 단계와,상기 챔버내에 상기 도입 가스의 플라즈마를 생성시켜 상기 홀내에 Ti 막 또는 TiSi 막을 형성하는 단계를 포함하며,상기 홀의 내측면 및 상기 홀에 의해 노출된 상기 Si 표면의 부분상에 실질적으로 동일한 막 형성 속도로 Ti 막 또는 TiSi 막을 형성하도록 상기 가스의 유량, 기판 온도, 내부 챔버 압력, 및 상기 플라즈마를 생성할 때 공급되는 전력을 조정하고,막 형성시에, 상기 기판 온도는 350℃ 내지 550℃로 설정되며, 상기 공급 전력은 100W 내지 800W로 설정되며, 상기 내부 챔버 압력이 0.5Torr 내지 3.0Torr로 설정되고,상기 TiCl4가스 대 H2가스와 Ar 가스의 합의 유량비가 1:300 내지 1:450이며, H2가스 대 Ar 가스의 유량비가 1:0.3 내지 1:2인화학적 증착법에 의한 티타늄 막 형성 방법.
- 기판의 Si 표면상에 형성되며, 상기 Si 표면의 일부를 노출시키는 절연 막의 홀내에 화학적 증착법에 의한 티타늄 막을 형성하는 방법에 있어서,챔버내에 상기 기판을 반입하는 단계와,상기 챔버의 내부를 소정의 감압 분위기로 설정하는 단계와,TiCl4가스, H2가스 및 Ar 가스를 포함하는 처리 가스를 상기 챔버내에 도입하는 단계와,상기 챔버내에 상기 도입 가스의 플라즈마를 생성시켜 상기 홀내에 Ti 막 또는 TiSi 막을 형성하는 단계를 포함하며,TiCl4가스 대 H2가스와 Ar 가스의 합의 유량비, H2가스 대 Ar 가스의 유량비, 기판 온도, 내부 챔버 압력, 및 상기 플라즈마를 발생할 때 공급되는 전력을 조정하여 Ti 막 또는 TiSi 막의 선택비를 제어하고상기 플라즈마의 상태를 플라즈마 분광법으로 측정할 때, Ti 및 Cl2의 발광 분광이 실질적으로 존재하지 않는 조건하에서 막 형성이 실시되는화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 1 항에 있어서,상기 기판 온도는 550℃ 내지 700℃로 설정되는화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 5 항에 있어서,상기 플라즈마의 상태를 플라즈마 분광법으로 측정할 때, Ti 및 Cl2의 발광 분광이 실질적으로 존재하지 않는 조건하에서 막 형성이 실시되는화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 5 항에 있어서,상기 절연 막은 SiO2막인화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 5 항에 있어서,상기 기판은 Si 웨이퍼 또는 폴리-Si 층인화학적 증착법에 의한 티타늄 막 형성 방법.
- 제 1 항 또는 제 5 항에 있어서,Ti 막 또는 TiSi 막에 TiN 막을 형성하는 단계를 더 포함하는화학적 증착법에 의한 티타늄 막 형성 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP97-205475 | 1997-07-16 | ||
JP20547597A JP3636866B2 (ja) | 1997-07-16 | 1997-07-16 | CVD−Ti膜の成膜方法 |
Publications (2)
Publication Number | Publication Date |
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KR19990013876A KR19990013876A (ko) | 1999-02-25 |
KR100395171B1 true KR100395171B1 (ko) | 2003-11-19 |
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KR10-1998-0028552A KR100395171B1 (ko) | 1997-07-16 | 1998-07-15 | 화학적증착법에의한티타늄막형성방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6197674B1 (ko) |
JP (1) | JP3636866B2 (ko) |
KR (1) | KR100395171B1 (ko) |
TW (1) | TW363087B (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6841203B2 (en) * | 1997-12-24 | 2005-01-11 | Tokyo Electron Limited | Method of forming titanium film by CVD |
GB2349392B (en) | 1999-04-20 | 2003-10-22 | Trikon Holdings Ltd | A method of depositing a layer |
US6268274B1 (en) * | 1999-10-14 | 2001-07-31 | Taiwan Semiconductor Manufacturing Company | Low temperature process for forming inter-metal gap-filling insulating layers in silicon wafer integrated circuitry |
JP2002115068A (ja) * | 2000-10-11 | 2002-04-19 | Applied Materials Inc | シャワーヘッド、基板処理装置および基板製造方法 |
CN100474517C (zh) | 2004-04-09 | 2009-04-01 | 东京毅力科创株式会社 | Ti膜及TiN膜的成膜方法 |
KR100777430B1 (ko) * | 2006-12-19 | 2007-11-20 | 재단법인 포항산업과학연구원 | 기상 증착법에 의한 Ti 박막 코팅 방법 및 그 장치 |
WO2008117781A1 (ja) * | 2007-03-28 | 2008-10-02 | Tokyo Electron Limited | Cvd成膜装置 |
JP2009141227A (ja) * | 2007-12-08 | 2009-06-25 | Tokyo Electron Ltd | チタン膜の成膜方法及びチタン膜の成膜装置 |
JP5560589B2 (ja) * | 2009-05-08 | 2014-07-30 | 東京エレクトロン株式会社 | 成膜方法及びプラズマ成膜装置 |
WO2014058040A1 (ja) * | 2012-10-12 | 2014-04-17 | 昭和電工株式会社 | 炭素材料、電池電極用炭素材料、及び電池 |
JP6389608B2 (ja) * | 2013-12-25 | 2018-09-12 | 東京エレクトロン株式会社 | Ti膜の成膜方法 |
JP6426893B2 (ja) * | 2013-12-25 | 2018-11-21 | 東京エレクトロン株式会社 | コンタクト層の形成方法 |
CN107557751A (zh) * | 2017-08-31 | 2018-01-09 | 长江存储科技有限责任公司 | 一种薄膜沉积方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US5975912A (en) * | 1994-06-03 | 1999-11-02 | Materials Research Corporation | Low temperature plasma-enhanced formation of integrated circuits |
US5926737A (en) * | 1997-08-19 | 1999-07-20 | Tokyo Electron Limited | Use of TiCl4 etchback process during integrated CVD-Ti/TiN wafer processing |
-
1997
- 1997-07-16 JP JP20547597A patent/JP3636866B2/ja not_active Expired - Fee Related
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1998
- 1998-07-09 US US09/112,640 patent/US6197674B1/en not_active Expired - Lifetime
- 1998-07-14 TW TW087111429A patent/TW363087B/zh not_active IP Right Cessation
- 1998-07-15 KR KR10-1998-0028552A patent/KR100395171B1/ko not_active IP Right Cessation
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Publication number | Publication date |
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US6197674B1 (en) | 2001-03-06 |
TW363087B (en) | 1999-07-01 |
JP3636866B2 (ja) | 2005-04-06 |
KR19990013876A (ko) | 1999-02-25 |
JPH1140518A (ja) | 1999-02-12 |
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