CN102024809B - 具有电容器结构的集成电路器件及其制作方法 - Google Patents
具有电容器结构的集成电路器件及其制作方法 Download PDFInfo
- Publication number
- CN102024809B CN102024809B CN2009101959683A CN200910195968A CN102024809B CN 102024809 B CN102024809 B CN 102024809B CN 2009101959683 A CN2009101959683 A CN 2009101959683A CN 200910195968 A CN200910195968 A CN 200910195968A CN 102024809 B CN102024809 B CN 102024809B
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- China
- Prior art keywords
- layer
- oxide layer
- tungsten silicide
- forming
- capacitor
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- 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.)
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- 239000003990 capacitor Substances 0.000 title claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- WQJQOUPTWCFRMM-UHFFFAOYSA-N tungsten disilicide Chemical compound [Si]#[W]#[Si] WQJQOUPTWCFRMM-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910021342 tungsten silicide Inorganic materials 0.000 claims abstract description 43
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 32
- 229920005591 polysilicon Polymers 0.000 claims abstract description 32
- 150000004767 nitrides Chemical class 0.000 claims abstract description 19
- 239000003989 dielectric material Substances 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 57
- 238000000137 annealing Methods 0.000 claims description 13
- 206010010144 Completed suicide Diseases 0.000 claims description 11
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 11
- 229910052721 tungsten Inorganic materials 0.000 claims description 11
- 239000010937 tungsten Substances 0.000 claims description 11
- 230000015556 catabolic process Effects 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000004151 rapid thermal annealing Methods 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 4
- 238000000059 patterning Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 9
- 229910052710 silicon Inorganic materials 0.000 abstract description 9
- 239000010703 silicon Substances 0.000 abstract description 9
- 239000012212 insulator Substances 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 13
- 239000004065 semiconductor Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/692—Electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101959683A CN102024809B (zh) | 2009-09-15 | 2009-09-15 | 具有电容器结构的集成电路器件及其制作方法 |
US12/845,651 US8269311B2 (en) | 2009-09-15 | 2010-07-28 | Multilayer oxide on nitride on oxide structure and method for the manufacture of semiconductor devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101959683A CN102024809B (zh) | 2009-09-15 | 2009-09-15 | 具有电容器结构的集成电路器件及其制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102024809A CN102024809A (zh) | 2011-04-20 |
CN102024809B true CN102024809B (zh) | 2013-05-08 |
Family
ID=43729668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009101959683A Expired - Fee Related CN102024809B (zh) | 2009-09-15 | 2009-09-15 | 具有电容器结构的集成电路器件及其制作方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8269311B2 (zh) |
CN (1) | CN102024809B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931239B (zh) | 2011-08-10 | 2016-12-21 | 无锡华润上华科技有限公司 | 半导体器件及其制造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5694625B2 (ja) * | 2006-04-13 | 2015-04-01 | ピーエスフォー ルクスコ エスエイアールエルPS4 Luxco S.a.r.l. | 半導体記憶装置 |
DE102007045074B4 (de) * | 2006-12-27 | 2009-06-18 | Hynix Semiconductor Inc., Ichon | Halbleiterbauelement mit Gatestapelstruktur |
-
2009
- 2009-09-15 CN CN2009101959683A patent/CN102024809B/zh not_active Expired - Fee Related
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2010
- 2010-07-28 US US12/845,651 patent/US8269311B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US8269311B2 (en) | 2012-09-18 |
CN102024809A (zh) | 2011-04-20 |
US20110062551A1 (en) | 2011-03-17 |
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C06 | Publication | ||
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ASS | Succession or assignment of patent right |
Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20130121 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20130121 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 |
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C14 | Grant of patent or utility model | ||
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Granted publication date: 20130508 Termination date: 20190915 |
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CF01 | Termination of patent right due to non-payment of annual fee |