KR100703973B1 - 이중 캡핑막을 갖는 반도체 소자의 배선 및 그 형성 방법 - Google Patents
이중 캡핑막을 갖는 반도체 소자의 배선 및 그 형성 방법 Download PDFInfo
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- KR100703973B1 KR100703973B1 KR1020050066007A KR20050066007A KR100703973B1 KR 100703973 B1 KR100703973 B1 KR 100703973B1 KR 1020050066007 A KR1020050066007 A KR 1020050066007A KR 20050066007 A KR20050066007 A KR 20050066007A KR 100703973 B1 KR100703973 B1 KR 100703973B1
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- 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
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- 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
- H01L21/76849—Barrier, adhesion or liner layers formed in openings in a dielectric the layer being positioned on top of the main fill metal
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- 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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76829—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76832—Multiple layers
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- 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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76829—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76834—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers formation of thin insulating films on the sidewalls or on top of conductors
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- 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
- H01L21/76867—Barrier, adhesion or liner layers characterized by methods of formation other than PVD, CVD or deposition from a liquids
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- 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
- H01L21/76886—Modifying permanently or temporarily the pattern or the conductivity of conductive members, e.g. formation of alloys, reduction of contact resistances
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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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- 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 (17)
- 내부에 홈을 가지는 층간 절연막;상기 홈 내부에 형성된 금속층;상기 금속층 상부에 위치한 금속 화합물층;상기 층간 절연막 상부에 위치한 제1 장벽층; 및상기 금속 화합물층 및 상기 제1 장벽층 상부에 위치한 제2 장벽층을 포함하는 반도체 소자의 배선.
- 제1항에 있어서, 상기 금속층은 구리 또는 구리(Cu) 합금을 포함하는 반도체 소자의 배선.
- 제1항에 있어서, 상기 금속 화합물층은 구리(Cu) 및 규소(Si)를 포함하여 이루어진 반도체 소자의 배선.
- 제3항에 있어서, 상기 금속 화합물층은 질소(N)를 더욱 포함하는 반도체 소자의 배선.
- 제1항에 있어서, 상기 제1 장벽층은 100 Å 두께를 갖는 반도체 소자의 배선.
- 제1항에 있어서, 상기 제1 장벽층은 실리콘질화막(SiN), 실리콘카바이드(SiC), 실리콘카본질화막(SiCN) 중에 선택된 어느 하나 이상으로 이루어진 반도체 소자의 배선.
- 제1항에 있어서, 상기 제2 장벽층은 100 ~ 1000Å두께를 갖는 반도체 소자의 배선.
- (a) 기판 상에 층간 절연막을 형성하는 단계;(b) 상기 층간 절연막을 식각하여 홈을 형성하는 단계;(c) 상기 홈이 형성된 결과물 상에 금속층을 형성하는 단계;(d) 상기 금속층이 형성된 결과물상에 제1장벽층을 형성하는 단계;(e) 상기 제1장벽층이 형성된 결과물을 열처리하여 상기 금속층의 상부에 금속 화합물층을 형성하는 단계; 및(f) 상기 열처리가 완료된 결과물상에 제2 장벽층을 형성하는 단계를 포함하는 반도체 소자의 배선 형성방법.
- 제8항에 있어서, 상기 금속층을 형성하는 단계는 매립공정(damascene)을 이용하는 단계를 포함하는 반도체 소자의 배선 형성방법.
- 제8항에 있어서, 상기 단계 (b)와 (c) 사이에 장벽 금속층을 형성하는 단계를 더 포함하는 반도체 소자의 배선 형성방법.
- 제8항에 있어서, 상기 제1장벽층은 실리콘질화막(SiN), 실리콘카바이드(SiC), 실리콘카본질화막(SiCN) 중에 선택된 어느 하나 이상으로 형성하는 반도체 소자의 배선 형성방법.
- 제 8 항에 있어서, 상기 열처리 하는 단계는 200℃ ~ 650℃ 의 온도 범위에서 진행하는 단계를 포함하는 반도체 소자의 배선 형성방법.
- 제8항에 있어서, 상기 열처리 단계는 급속 열처리 (RTA)공정으로 진행하는 단계를 포함하는 반도체 소자의 배선 형성방법.
- 제8항에 있어서, 상기 열처리 단계는 진공 열처리(Vacuum Anneal)공정으로 진행하는 단계를 포함하는 반도체 소자의 배선 형성방법.
- 제8항에 있어서, 상기 열처리 단계는 플라즈마 열처리 공정으로 진행하는 단계를 포함하는 반도체 소자의 배선 형성방법.
- 제 8 항에 있어서, 상기 제2 장벽층은 실리콘질화막(SiN), 실리콘카바이드 (SiC), 실리콘카본질화막(SiCN) 중에 선택된 어느 하나 이상으로 형성하는 반도체 소자의 배선 형성방법.
- 제 16 항에 있어서, 상기 제2 장벽층은 100 ~ 1000Å의 두께로 형성하는 반도체 소자의 배선 형성방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050066007A KR100703973B1 (ko) | 2005-07-20 | 2005-07-20 | 이중 캡핑막을 갖는 반도체 소자의 배선 및 그 형성 방법 |
US11/488,058 US20070018329A1 (en) | 2005-07-20 | 2006-07-18 | Interconnection having dual-level or multi-level capping layer and method of forming the same |
JP2006198688A JP2007027769A (ja) | 2005-07-20 | 2006-07-20 | 二重キャッピング膜を有する半導体素子の配線及びその形成方法 |
CNB2006101513293A CN100568499C (zh) | 2005-07-20 | 2006-07-20 | 具有双层或多层盖层的互连及其制造方法 |
US12/222,347 US20080299764A1 (en) | 2005-07-20 | 2008-08-07 | Interconnection having dual-level or multi-level capping layer and method of forming the same |
Applications Claiming Priority (1)
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---|---|---|---|
KR1020050066007A KR100703973B1 (ko) | 2005-07-20 | 2005-07-20 | 이중 캡핑막을 갖는 반도체 소자의 배선 및 그 형성 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20070010979A KR20070010979A (ko) | 2007-01-24 |
KR100703973B1 true KR100703973B1 (ko) | 2007-04-06 |
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KR1020050066007A Expired - Fee Related KR100703973B1 (ko) | 2005-07-20 | 2005-07-20 | 이중 캡핑막을 갖는 반도체 소자의 배선 및 그 형성 방법 |
Country Status (4)
Country | Link |
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US (2) | US20070018329A1 (ko) |
JP (1) | JP2007027769A (ko) |
KR (1) | KR100703973B1 (ko) |
CN (1) | CN100568499C (ko) |
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KR100734665B1 (ko) * | 2005-12-20 | 2007-07-02 | 동부일렉트로닉스 주식회사 | 반도체소자의 구리배선 형성 방법 |
US7816789B2 (en) * | 2006-12-06 | 2010-10-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Germanium-containing dielectric barrier for low-k process |
JP2008258431A (ja) * | 2007-04-05 | 2008-10-23 | Toshiba Corp | 半導体装置、およびその製造方法 |
JP2009141058A (ja) * | 2007-12-05 | 2009-06-25 | Fujitsu Microelectronics Ltd | 半導体装置およびその製造方法 |
JP2009188279A (ja) * | 2008-02-08 | 2009-08-20 | Panasonic Corp | 半導体装置及びその製造方法 |
JP2009272563A (ja) * | 2008-05-09 | 2009-11-19 | Toshiba Corp | 半導体装置及びその製造方法 |
JP2009278000A (ja) * | 2008-05-16 | 2009-11-26 | Toshiba Corp | 半導体装置及び半導体装置の製造方法 |
US7867891B2 (en) * | 2008-12-10 | 2011-01-11 | Intel Corporation | Dual metal interconnects for improved gap-fill, reliability, and reduced capacitance |
JP5582727B2 (ja) | 2009-01-19 | 2014-09-03 | 株式会社東芝 | 半導体装置の製造方法及び半導体装置 |
JP5230542B2 (ja) | 2009-06-22 | 2013-07-10 | パナソニック株式会社 | 半導体装置の製造方法 |
CN102468266A (zh) * | 2010-11-05 | 2012-05-23 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件及其制造方法 |
US8524599B2 (en) | 2011-03-17 | 2013-09-03 | Micron Technology, Inc. | Methods of forming at least one conductive element and methods of forming a semiconductor structure |
US8461683B2 (en) * | 2011-04-01 | 2013-06-11 | Intel Corporation | Self-forming, self-aligned barriers for back-end interconnects and methods of making same |
CN104795355B (zh) * | 2014-01-21 | 2018-09-07 | 中芯国际集成电路制造(上海)有限公司 | 硅通孔结构的制备方法 |
US9299605B2 (en) * | 2014-03-07 | 2016-03-29 | Applied Materials, Inc. | Methods for forming passivation protection for an interconnection structure |
CN105140172B (zh) * | 2014-05-27 | 2019-01-25 | 中芯国际集成电路制造(北京)有限公司 | 互连结构及其形成方法 |
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US10043708B2 (en) * | 2016-11-09 | 2018-08-07 | Globalfoundries Inc. | Structure and method for capping cobalt contacts |
KR20190034023A (ko) | 2017-09-22 | 2019-04-01 | 삼성전자주식회사 | 집적회로 소자 |
CN107895733A (zh) * | 2017-11-16 | 2018-04-10 | 上海华力微电子有限公司 | 一种降低逻辑器件金属突出缺陷的方法 |
CN114203814A (zh) * | 2020-09-02 | 2022-03-18 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构及其形成方法 |
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- 2005-07-20 KR KR1020050066007A patent/KR100703973B1/ko not_active Expired - Fee Related
-
2006
- 2006-07-18 US US11/488,058 patent/US20070018329A1/en not_active Abandoned
- 2006-07-20 CN CNB2006101513293A patent/CN100568499C/zh not_active Expired - Fee Related
- 2006-07-20 JP JP2006198688A patent/JP2007027769A/ja active Pending
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2008
- 2008-08-07 US US12/222,347 patent/US20080299764A1/en not_active Abandoned
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Also Published As
Publication number | Publication date |
---|---|
KR20070010979A (ko) | 2007-01-24 |
US20070018329A1 (en) | 2007-01-25 |
CN1945826A (zh) | 2007-04-11 |
CN100568499C (zh) | 2009-12-09 |
US20080299764A1 (en) | 2008-12-04 |
JP2007027769A (ja) | 2007-02-01 |
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