CN102969238B - 提高隔离氧化物cmp均匀性的方法 - Google Patents
提高隔离氧化物cmp均匀性的方法 Download PDFInfo
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- CN102969238B CN102969238B CN201110257855.9A CN201110257855A CN102969238B CN 102969238 B CN102969238 B CN 102969238B CN 201110257855 A CN201110257855 A CN 201110257855A CN 102969238 B CN102969238 B CN 102969238B
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- 238000000034 method Methods 0.000 title claims abstract description 71
- 238000002955 isolation Methods 0.000 title claims abstract description 58
- 230000008021 deposition Effects 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 239000011435 rock Substances 0.000 claims description 39
- 238000005530 etching Methods 0.000 claims description 11
- 239000007800 oxidant agent Substances 0.000 claims description 9
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 4
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 27
- 238000000151 deposition Methods 0.000 description 17
- 239000007789 gas Substances 0.000 description 12
- 239000000377 silicon dioxide Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 229910052814 silicon oxide Inorganic materials 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000012159 carrier gas Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000004544 sputter deposition Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000002294 plasma sputter deposition Methods 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 238000013138 pruning Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- WRECIMRULFAWHA-UHFFFAOYSA-N trimethyl borate Chemical compound COB(OC)OC WRECIMRULFAWHA-UHFFFAOYSA-N 0.000 description 2
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 125000001475 halogen functional group Chemical group 0.000 description 1
- WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
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Abstract
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CN201110257855.9A CN102969238B (zh) | 2011-09-01 | 2011-09-01 | 提高隔离氧化物cmp均匀性的方法 |
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CN201110257855.9A CN102969238B (zh) | 2011-09-01 | 2011-09-01 | 提高隔离氧化物cmp均匀性的方法 |
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CN102969238A CN102969238A (zh) | 2013-03-13 |
CN102969238B true CN102969238B (zh) | 2015-05-20 |
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CN111987006B (zh) * | 2020-10-16 | 2021-08-10 | 晶芯成(北京)科技有限公司 | 一种半导体结构及其制造方法 |
CN112366205B (zh) * | 2020-11-09 | 2021-10-22 | 长江存储科技有限责任公司 | 一种半导体器件及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1206935A (zh) * | 1997-07-25 | 1999-02-03 | 三星电子株式会社 | 利用复合氧化膜的槽式隔离法 |
CN1383201A (zh) * | 2001-04-24 | 2002-12-04 | 华邦电子股份有限公司 | 浅凹槽隔离结构的制造方法 |
CN101330036A (zh) * | 2007-06-21 | 2008-12-24 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离结构及其制造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW492143B (en) * | 2001-05-11 | 2002-06-21 | Macronix Int Co Ltd | Manufacturing method of shallow trench isolation structure |
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- 2011-09-01 CN CN201110257855.9A patent/CN102969238B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1206935A (zh) * | 1997-07-25 | 1999-02-03 | 三星电子株式会社 | 利用复合氧化膜的槽式隔离法 |
CN1383201A (zh) * | 2001-04-24 | 2002-12-04 | 华邦电子股份有限公司 | 浅凹槽隔离结构的制造方法 |
CN101330036A (zh) * | 2007-06-21 | 2008-12-24 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离结构及其制造方法 |
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Address after: 100020 West eight rooms, dongzhimenwai, Chaoyang District, Beijing Patentee after: BEIJING YANDONG MICROELECTRONIC Co.,Ltd. Address before: 100015 Beijing city Chaoyang District Dongzhimen West eight room Wanhong No. 2 West Street Patentee before: BEIJING YANDONG MICROELECTRONIC Co.,Ltd. |
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