CN101989569A - 铜互连方法 - Google Patents
铜互连方法 Download PDFInfo
- Publication number
- CN101989569A CN101989569A CN2009100559382A CN200910055938A CN101989569A CN 101989569 A CN101989569 A CN 101989569A CN 2009100559382 A CN2009100559382 A CN 2009100559382A CN 200910055938 A CN200910055938 A CN 200910055938A CN 101989569 A CN101989569 A CN 101989569A
- Authority
- CN
- China
- Prior art keywords
- wafer
- copper
- layer
- hole
- copper interconnection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000010949 copper Substances 0.000 title claims abstract description 58
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 47
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 238000007747 plating Methods 0.000 claims abstract description 10
- 238000009792 diffusion process Methods 0.000 claims abstract description 6
- 238000009713 electroplating Methods 0.000 claims description 14
- 230000005518 electrochemistry Effects 0.000 claims description 3
- 239000013078 crystal Substances 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000005498 polishing Methods 0.000 abstract 2
- 230000004888 barrier function Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005530 etching Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 11
- 239000000356 contaminant Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000005240 physical vapour deposition Methods 0.000 description 6
- 230000003628 erosive effect Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical group [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
-
- 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
- H01L21/288—Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition
- H01L21/2885—Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition using an external electrical current, i.e. electro-deposition
Landscapes
- 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)
- Electroplating Methods And Accessories (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200910055938 CN101989569B (zh) | 2009-08-05 | 2009-08-05 | 铜互连方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200910055938 CN101989569B (zh) | 2009-08-05 | 2009-08-05 | 铜互连方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101989569A true CN101989569A (zh) | 2011-03-23 |
CN101989569B CN101989569B (zh) | 2013-01-23 |
Family
ID=43746033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200910055938 Active CN101989569B (zh) | 2009-08-05 | 2009-08-05 | 铜互连方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101989569B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103199083A (zh) * | 2013-04-09 | 2013-07-10 | 上海华力微电子有限公司 | 复合铜扩散阻挡层及其制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100409416C (zh) * | 2005-12-06 | 2008-08-06 | 上海华虹Nec电子有限公司 | 消除金属连线上铜颗粒的方法 |
CN101419903B (zh) * | 2007-10-24 | 2010-06-23 | 联华电子股份有限公司 | 移除晶片上的颗粒的方法 |
-
2009
- 2009-08-05 CN CN 200910055938 patent/CN101989569B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103199083A (zh) * | 2013-04-09 | 2013-07-10 | 上海华力微电子有限公司 | 复合铜扩散阻挡层及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101989569B (zh) | 2013-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20121116 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20121116 Address after: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant after: Semiconductor Manufacturing International (Shanghai) Corporation Applicant after: Semiconductor Manufacturing International (Beijing) Corporation Address before: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant before: Semiconductor Manufacturing International (Shanghai) Corporation |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |