KR20050066362A - 반도체 소자의 장벽 금속층 형성방법 - Google Patents
반도체 소자의 장벽 금속층 형성방법 Download PDFInfo
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- KR20050066362A KR20050066362A KR1020030097638A KR20030097638A KR20050066362A KR 20050066362 A KR20050066362 A KR 20050066362A KR 1020030097638 A KR1020030097638 A KR 1020030097638A KR 20030097638 A KR20030097638 A KR 20030097638A KR 20050066362 A KR20050066362 A KR 20050066362A
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- forming
- gas
- layer
- dual damascene
- semiconductor device
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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
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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
- H01L21/76802—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 by forming openings in dielectrics
- H01L21/76807—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 by forming openings in dielectrics for dual damascene structures
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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
- H01L21/76802—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 by forming openings in dielectrics
- H01L21/76814—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 by forming openings in dielectrics post-treatment or after-treatment, e.g. cleaning or removal of oxides on underlying 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
- H01L21/76801—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
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
- H01L21/76826—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc. by contacting the layer with gases, liquids or plasmas
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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
- H01L21/76831—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 in via holes or trenches, e.g. non-conductive sidewall liners
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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)
- Plasma & Fusion (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (8)
- 하부 금속 배선이 형성된 반도체 기판 상에 제1 절연막, 식각 정지막 및 제2 절연막을 순차적으로 형성하는 단계;상기 제2 절연막에는 트렌치를 형성하고, 상기 제1 절연막에는 비아홀을 형성하여 듀얼 다마신 패턴을 형성하는 단계;상기 듀얼 다마신 패턴의 내벽 및 저면이 균일한 표면 특성을 갖도록 표면 플라즈마 처리를 실시하여 상기 듀얼 다마신 패턴의 내벽 및 저면의 전체 표면에 플라즈마 처리막을 형성하는 단계;상기 듀얼 다마신 패턴을 포함한 전체 구조 상에 확산 방지막을 형성하는 단계;상기 듀얼 다마신 패턴의 측벽 및 저면에 금속 시드층을 형성하는 단계; 및상기 트렌치를 금속물질로 매립하여 금속 배선을 형성하는 단계를 포함하는 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항에 있어서,상기 식각 정지막은 SiN 또는 SiC로 형성되는 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항에 있어서,상기 표면 플라즈마 처리는 NH3 가스 또는 CH4 가스를 사용하여 실시하는 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항에 있어서,상기 표면 플라즈마 처리는 상기 식각 정지막이 SiN 계열의 물질로 이루어진 경우에는 NH3 가스가 반응 가스로 사용되고, SiC 계열의 물질로 이루어진 경우에는 CH4 가스가 반응 가스로 사용되는 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항에 있어서,상기 표면 플라즈마 처리는 Ar 가스와, 반응 가스로 NH3 가스 또는 CH4 가스를 혼합한 혼합 가스를 사용하여 실시할 수 있으며, 상기 Ar 가스 대 상기 반응가스의 비율이 0.25 내지 2인 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항, 제 3 항, 제 4 항 또는 제 5 항 중 어느 한 항에 있어서,상기 하부 금속 배선 상에 형성된 금속 산화물이 상기 표면 플라즈마 처리에 의해 환원되어 금속으로 변하면서 제거되는 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항, 제 3 항, 제 4 항 또는 제 5 항 중 어느 한 항에 있어서,상기 표면 플라즈마 처리 시 상기 반도체 기판의 온도를 25℃ 내지 350℃로 유지하고, 400W 내지 800W의 저주파 파워와 0W 내지 100W의 고주파 파워를 인가하는 반도체 소자의 장벽 금속층 형성방법.
- 제 1 항에 있어서,상기 확산 방지막은 단원자 증착법으로 형성되는 반도체 소자의 장벽 금속층 형성방법.
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KR1020030097638A KR101048002B1 (ko) | 2003-12-26 | 2003-12-26 | 반도체 소자의 장벽 금속층 형성방법 |
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KR1020030097638A KR101048002B1 (ko) | 2003-12-26 | 2003-12-26 | 반도체 소자의 장벽 금속층 형성방법 |
Publications (2)
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KR20050066362A true KR20050066362A (ko) | 2005-06-30 |
KR101048002B1 KR101048002B1 (ko) | 2011-07-13 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100853098B1 (ko) * | 2006-12-27 | 2008-08-19 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 및 이의 제조 방법 |
US9337125B2 (en) | 2012-09-12 | 2016-05-10 | Samsung Electronics Co., Ltd. | Integrated circuit devices including a via structure and methods of fabricating integrated circuit devices including a via structure |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6794311B2 (en) * | 2000-07-14 | 2004-09-21 | Applied Materials Inc. | Method and apparatus for treating low k dielectric layers to reduce diffusion |
KR100399909B1 (ko) * | 2000-12-29 | 2003-09-29 | 주식회사 하이닉스반도체 | 반도체 소자의 층간 절연막 형성 방법 |
US6686662B2 (en) * | 2002-05-21 | 2004-02-03 | Agere Systems Inc. | Semiconductor device barrier layer |
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2003
- 2003-12-26 KR KR1020030097638A patent/KR101048002B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100853098B1 (ko) * | 2006-12-27 | 2008-08-19 | 동부일렉트로닉스 주식회사 | 반도체 소자의 금속 배선 및 이의 제조 방법 |
US9337125B2 (en) | 2012-09-12 | 2016-05-10 | Samsung Electronics Co., Ltd. | Integrated circuit devices including a via structure and methods of fabricating integrated circuit devices including a via structure |
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KR101048002B1 (ko) | 2011-07-13 |
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