CN102087993A - 沟槽形成方法 - Google Patents
沟槽形成方法 Download PDFInfo
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- CN102087993A CN102087993A CN2009101999958A CN200910199995A CN102087993A CN 102087993 A CN102087993 A CN 102087993A CN 2009101999958 A CN2009101999958 A CN 2009101999958A CN 200910199995 A CN200910199995 A CN 200910199995A CN 102087993 A CN102087993 A CN 102087993A
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- 238000000034 method Methods 0.000 title claims abstract description 73
- 238000005530 etching Methods 0.000 claims abstract description 73
- 230000004888 barrier function Effects 0.000 claims abstract description 48
- 239000010703 silicon Substances 0.000 claims abstract description 42
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 42
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 40
- 230000008569 process Effects 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 30
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 239000004065 semiconductor Substances 0.000 claims abstract description 15
- 229920000642 polymer Polymers 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 35
- 238000010276 construction Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 claims description 14
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 7
- 238000010030 laminating Methods 0.000 abstract 1
- 150000003376 silicon Chemical class 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 148
- 238000005516 engineering process Methods 0.000 description 14
- 239000011521 glass Substances 0.000 description 7
- 238000004026 adhesive bonding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000000151 deposition Methods 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 238000005240 physical vapour deposition Methods 0.000 description 4
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 229920000140 heteropolymer Polymers 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000005380 borophosphosilicate glass Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- SLTNJGDECJATET-RIVJSTIKSA-N [(8r,9s,10r,13s,14s,17s)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl] 4-methylpentanoate;[(8r,9s,10r,13s,14s,17s)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](OC(=O)CC)[C@@]1(C)CC2.C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](OC(=O)CCC(C)C)[C@@]1(C)CC2.C([C@]1(C2CC[C@@H]1O)C)CC(C1=CC=3)C2CCC1=CC=3OC(=O)C1=CC=CC=C1.O([C@H]1CCC2C3C(C4=CC=C(O)C=C4CC3)CC[C@@]21C)C(=O)CCC1=CC=CC=C1.O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(CCC(=O)C=C4CC3)C)CC[C@@]21C)C(=O)CCC1=CC=CC=C1 SLTNJGDECJATET-RIVJSTIKSA-N 0.000 description 1
- GDFCWFBWQUEQIJ-UHFFFAOYSA-N [B].[P] Chemical compound [B].[P] GDFCWFBWQUEQIJ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000006850 spacer group Chemical group 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
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
Description
密集区沟槽CD(nm) | 稀疏区沟槽CD(nm) | |
1 | 0.954 | 1.396 |
2 | 0.974 | 1.426 |
3 | 0.978 | 1.426 |
4 | 0.954 | 1.400 |
5 | 0.980 | 1.468 |
6 | 0.992 | 1.434 |
7 | 0.974 | 1.410 |
8 | 0.994 | 1.410 |
9 | 0.980 | 1.442 |
最大值 | 0.994 | 1.468 |
最小值 | 0.954 | 1.396 |
平均值 | 0.976 | 1.424 |
密集区沟槽CD(nm) | 稀疏区沟槽CD(nm) | |
1 | 0.970 | 1.156 |
2 | 0.976 | 1.180 |
3 | 0.972 | 1.176 |
4 | 0.966 | 1.168 |
5 | 0.996 | 1.234 |
6 | 0.994 | 1.186 |
7 | 0.976 | 1.190 |
8 | 0.996 | 1.174 |
9 | 0.998 | 1.202 |
最大值 | 0.998 | 1.234 |
最小值 | 0.966 | 1.156 |
平均值 | 0.982 | 1.186 |
Claims (11)
Priority Applications (1)
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CN 200910199995 CN102087993B (zh) | 2009-12-04 | 2009-12-04 | 沟槽形成方法 |
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CN 200910199995 CN102087993B (zh) | 2009-12-04 | 2009-12-04 | 沟槽形成方法 |
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Publication Number | Publication Date |
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CN102087993A true CN102087993A (zh) | 2011-06-08 |
CN102087993B CN102087993B (zh) | 2013-01-23 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102254812A (zh) * | 2011-07-05 | 2011-11-23 | 上海集成电路研发中心有限公司 | 干法刻蚀方法 |
CN102420212A (zh) * | 2011-09-15 | 2012-04-18 | 上海华力微电子有限公司 | 超低介电常数薄膜铜互连结构及其制作方法 |
CN104124203A (zh) * | 2013-04-28 | 2014-10-29 | 中芯国际集成电路制造(上海)有限公司 | 互连结构的形成方法 |
CN104779178A (zh) * | 2014-01-13 | 2015-07-15 | 中芯国际集成电路制造(上海)有限公司 | 底部防反射层形成方法 |
CN105514030A (zh) * | 2016-01-21 | 2016-04-20 | 上海华虹宏力半导体制造有限公司 | 半导体结构的形成方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1276507C (zh) * | 2002-03-07 | 2006-09-20 | 中芯国际集成电路制造(上海)有限公司 | 双镶嵌制程 |
US6972255B2 (en) * | 2003-07-28 | 2005-12-06 | Freescale Semiconductor, Inc. | Semiconductor device having an organic anti-reflective coating (ARC) and method therefor |
CN100561729C (zh) * | 2006-08-10 | 2009-11-18 | 中芯国际集成电路制造(上海)有限公司 | 双镶嵌结构的制造方法 |
US7572734B2 (en) * | 2006-10-27 | 2009-08-11 | Applied Materials, Inc. | Etch depth control for dual damascene fabrication process |
CN101459074B (zh) * | 2007-12-13 | 2011-01-12 | 中芯国际集成电路制造(上海)有限公司 | 刻蚀方法和双镶嵌结构的形成方法 |
-
2009
- 2009-12-04 CN CN 200910199995 patent/CN102087993B/zh active Active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102254812A (zh) * | 2011-07-05 | 2011-11-23 | 上海集成电路研发中心有限公司 | 干法刻蚀方法 |
CN102254812B (zh) * | 2011-07-05 | 2017-03-15 | 上海集成电路研发中心有限公司 | 干法刻蚀方法 |
CN102420212A (zh) * | 2011-09-15 | 2012-04-18 | 上海华力微电子有限公司 | 超低介电常数薄膜铜互连结构及其制作方法 |
CN104124203A (zh) * | 2013-04-28 | 2014-10-29 | 中芯国际集成电路制造(上海)有限公司 | 互连结构的形成方法 |
CN104124203B (zh) * | 2013-04-28 | 2017-11-03 | 中芯国际集成电路制造(上海)有限公司 | 互连结构的形成方法 |
CN104779178A (zh) * | 2014-01-13 | 2015-07-15 | 中芯国际集成电路制造(上海)有限公司 | 底部防反射层形成方法 |
CN104779178B (zh) * | 2014-01-13 | 2018-10-16 | 中芯国际集成电路制造(上海)有限公司 | 底部防反射层形成方法 |
CN105514030A (zh) * | 2016-01-21 | 2016-04-20 | 上海华虹宏力半导体制造有限公司 | 半导体结构的形成方法 |
CN105514030B (zh) * | 2016-01-21 | 2018-11-16 | 上海华虹宏力半导体制造有限公司 | 半导体结构的形成方法 |
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Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20121112 |
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Effective date of registration: 20121112 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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