KR20050028665A - 반도체 소자의 확산방지막 형성 방법 - Google Patents
반도체 소자의 확산방지막 형성 방법 Download PDFInfo
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- KR20050028665A KR20050028665A KR1020030065172A KR20030065172A KR20050028665A KR 20050028665 A KR20050028665 A KR 20050028665A KR 1020030065172 A KR1020030065172 A KR 1020030065172A KR 20030065172 A KR20030065172 A KR 20030065172A KR 20050028665 A KR20050028665 A KR 20050028665A
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 230000004888 barrier function Effects 0.000 title claims abstract description 24
- 239000004065 semiconductor Substances 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 15
- 239000002184 metal Substances 0.000 title claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 title description 4
- 239000010410 layer Substances 0.000 claims abstract description 101
- 229910004200 TaSiN Inorganic materials 0.000 claims abstract description 52
- 239000007789 gas Substances 0.000 claims abstract description 30
- 238000009792 diffusion process Methods 0.000 claims abstract description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000012535 impurity Substances 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 12
- 238000000231 atomic layer deposition Methods 0.000 claims abstract description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 10
- 239000001257 hydrogen Substances 0.000 claims abstract description 10
- 239000011229 interlayer Substances 0.000 claims abstract description 7
- BRUWTWNPPWXZIL-UHFFFAOYSA-N ethyl(methyl)azanide;tantalum(5+) Chemical compound [Ta+5].CC[N-]C.CC[N-]C.CC[N-]C.CC[N-]C.CC[N-]C BRUWTWNPPWXZIL-UHFFFAOYSA-N 0.000 claims description 5
- 239000012495 reaction gas Substances 0.000 claims description 5
- 229910052715 tantalum Inorganic materials 0.000 claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 4
- MTHYQSRWPDMAQO-UHFFFAOYSA-N diethylazanide;tantalum(5+) Chemical compound CCN(CC)[Ta](N(CC)CC)(N(CC)CC)(N(CC)CC)N(CC)CC MTHYQSRWPDMAQO-UHFFFAOYSA-N 0.000 claims description 3
- VSLPMIMVDUOYFW-UHFFFAOYSA-N dimethylazanide;tantalum(5+) Chemical compound [Ta+5].C[N-]C.C[N-]C.C[N-]C.C[N-]C.C[N-]C VSLPMIMVDUOYFW-UHFFFAOYSA-N 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims 1
- 238000005229 chemical vapour deposition Methods 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000005240 physical vapour deposition Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- -1 pentakis ( Dimethylamide) pentakis (dimethylamide) tantalum Chemical compound 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- QKIUAMUSENSFQQ-UHFFFAOYSA-N dimethylazanide Chemical compound C[N-]C QKIUAMUSENSFQQ-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- 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
- H01L21/20—Deposition of semiconductor materials on a substrate, e.g. epitaxial growth solid phase epitaxy
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- 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
- H01L21/28518—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 silicides
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- 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
- H01L21/28556—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 by chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
- H01L21/28562—Selective deposition
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- 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
- H01L21/76846—Layer combinations
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- 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
- H01L21/76853—Barrier, adhesion or liner layers characterized by particular after-treatment steps
- H01L21/76855—After-treatment introducing at least one additional element into the layer
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- H—ELECTRICITY
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- 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
- H01L21/76853—Barrier, adhesion or liner layers characterized by particular after-treatment steps
- H01L21/76855—After-treatment introducing at least one additional element into the layer
- H01L21/76856—After-treatment introducing at least one additional element into the layer by treatment in plasmas or gaseous environments, e.g. nitriding a refractory metal liner
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- 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
- H01L21/76853—Barrier, adhesion or liner layers characterized by particular after-treatment steps
- H01L21/76861—Post-treatment or after-treatment not introducing additional chemical elements into the layer
- H01L21/76862—Bombardment with particles, e.g. treatment in noble gas plasmas; UV irradiation
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- H—ELECTRICITY
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- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5226—Via connections in a multilevel interconnection structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Chemical Vapour Deposition (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (12)
- 반도체 기판의 구조물 상에 형성된 금속막의 상부 전면에 층간절연막을 형성한 후 선택적으로 식각하여 금속막의 일부를 노출시키는 소정폭의 홀을 형성하는 제1단계;상기 홀의 내벽에 Si 소스층을 형성하는 제2단계; 및상기 Si 소스층 상에 Ta층을 형성함과 동시에, 상기 Ta층의 상부로 질소를 포함한 가스를 주입하여 상기 Si 소스층, Ta층 및 질소를 반응시키고, 상기 반응의 결과 TaSiN층을 형성하는 제3단계를 포함하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 형성된 TaSiN층 상에 수소를 포함한 가스를 주입하여 상기 TaSiN층 내에 함유된 불순물을 상기 수소와 반응시켜 제거하는 단계를 더 포함하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 Si 소스층 및 Ta층은 원자층증착(atomic layer deposition : ALD) 방법을 이용하여 형성되는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 Si 소스층으로는 SiH4층 또는 Si층을 이용하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 4 항에 있어서,상기 Si 소스층을 형성함에 있어, 상기 기판을 챔버 내에 투입하고 상기 기판의 온도를 170-550℃로 가열한 상태에서 상기 챔버 내로 SiH4 가스를 주입하여 SiH4층 또는 Si층을 형성하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 5 항에 있어서,상기 Si 소스층을 형성함에 있어 챔버 내의 압력을 90-300 torr로 하고 10초-2분 동안 유지시켜 상기 SiH4층 또는 Si층을 형성하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 Ta층을 형성함에 있어, 상기 기판의 온도를 170-550℃로 하고 상기 챔버 내에 Ta을 포함한 반응가스를 주입하여 상기 Ta층을 형성하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 Ta을 포함한 반응가스로는 터트부틸이미도 (트리스디에틸아마이드) 탄탈륨(tertbutylimido (trisdiethylamide) tantalum : TBTDET), 펜타키스 (디에틸아마이드) 탄탈륨(pentakis (diethylamide) tantalum : PDEAT), 펜타키스 (디메틸아마이드) 탄탈륨(pentakis (dimethylamide) tantalum : PDMAT), 및 펜타키스 (에틸메틸아미노) 탄탈륨(pentakis (ethylmethylamino) tantalum : PEMAT 중의 어느 하나를 사용하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 질소를 포함한 가스로는 NH3 또는 N2 가스를 주입하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 2 항에 있어서,상기 TaSiN층 내에 함유된 불순물을 제거하는 단계에서는, 상기 기판의 온도를 170-550℃로 하고 상기 챔버 내에 수소를 포함한 가스를 주입하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 2 항에 있어서,상기 수소를 포함한 가스로는 NH3 또는 H2 가스를 100-400 sccm의 유량으로 주입하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
- 제 1 항에 있어서,상기 TaSiN층을 원하는 두께만큼 형성하기 위해 상기 제2단계 내지 제3단계를 소정횟수 반복하는 것을 특징으로 하는 반도체 소자의 확산방지막 형성 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030065172A KR100545194B1 (ko) | 2003-09-19 | 2003-09-19 | 반도체 소자의 확산방지막 형성 방법 |
US10/925,777 US7186646B2 (en) | 2003-09-19 | 2004-08-25 | Semiconductor devices and methods of forming a barrier metal in semiconductor devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020030065172A KR100545194B1 (ko) | 2003-09-19 | 2003-09-19 | 반도체 소자의 확산방지막 형성 방법 |
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Publication Number | Publication Date |
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KR20050028665A true KR20050028665A (ko) | 2005-03-23 |
KR100545194B1 KR100545194B1 (ko) | 2006-01-24 |
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KR1020030065172A Expired - Fee Related KR100545194B1 (ko) | 2003-09-19 | 2003-09-19 | 반도체 소자의 확산방지막 형성 방법 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100552820B1 (ko) * | 2004-09-17 | 2006-02-21 | 동부아남반도체 주식회사 | 반도체 소자의 제조 방법 |
KR100845052B1 (ko) * | 2006-06-07 | 2008-07-09 | 주식회사 하이닉스반도체 | 반도체 소자 및 그의 제조방법 |
KR101258369B1 (ko) * | 2011-06-24 | 2013-04-30 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | 실리콘 및 탄탈륨 함유 배리어의 인시츄 형성 |
CN118645472A (zh) * | 2024-08-16 | 2024-09-13 | 杭州积海半导体有限公司 | 一种半导体器件的制备方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100800142B1 (ko) | 2006-02-10 | 2008-02-01 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
KR100807065B1 (ko) * | 2006-12-27 | 2008-02-25 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속배선 형성방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6153519A (en) | 1997-03-31 | 2000-11-28 | Motorola, Inc. | Method of forming a barrier layer |
US6117769A (en) * | 1998-08-11 | 2000-09-12 | Advanced Micro Devices, Inc. | Pad structure for copper interconnection and its formation |
US6436825B1 (en) | 2000-04-03 | 2002-08-20 | Taiwan Semiconductor Manufacturing Company | Method of copper barrier layer formation |
US20040009336A1 (en) * | 2002-07-11 | 2004-01-15 | Applied Materials, Inc. | Titanium silicon nitride (TISIN) barrier layer for copper diffusion |
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2003
- 2003-09-19 KR KR1020030065172A patent/KR100545194B1/ko not_active Expired - Fee Related
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2004
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100552820B1 (ko) * | 2004-09-17 | 2006-02-21 | 동부아남반도체 주식회사 | 반도체 소자의 제조 방법 |
KR100845052B1 (ko) * | 2006-06-07 | 2008-07-09 | 주식회사 하이닉스반도체 | 반도체 소자 및 그의 제조방법 |
KR101258369B1 (ko) * | 2011-06-24 | 2013-04-30 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | 실리콘 및 탄탈륨 함유 배리어의 인시츄 형성 |
US8946083B2 (en) | 2011-06-24 | 2015-02-03 | Taiwan Semiconductor Manufacturing Company, Ltd. | In-situ formation of silicon and tantalum containing barrier |
US9543234B2 (en) | 2011-06-24 | 2017-01-10 | Taiwan Semiconductor Manufacturing Company, Ltd. | In-situ formation of silicon and tantalum containing barrier |
CN118645472A (zh) * | 2024-08-16 | 2024-09-13 | 杭州积海半导体有限公司 | 一种半导体器件的制备方法 |
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US7186646B2 (en) | 2007-03-06 |
KR100545194B1 (ko) | 2006-01-24 |
US20050062159A1 (en) | 2005-03-24 |
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