CN108751124B - 一种制作带有沟道或空腔的半导体结构的方法 - Google Patents
一种制作带有沟道或空腔的半导体结构的方法 Download PDFInfo
- Publication number
- CN108751124B CN108751124B CN201810490512.9A CN201810490512A CN108751124B CN 108751124 B CN108751124 B CN 108751124B CN 201810490512 A CN201810490512 A CN 201810490512A CN 108751124 B CN108751124 B CN 108751124B
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- Prior art keywords
- etching
- channel
- silicide
- layer
- semiconductor substrate
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- 238000000034 method Methods 0.000 title claims abstract description 48
- 239000004065 semiconductor Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000005530 etching Methods 0.000 claims abstract description 76
- 239000010410 layer Substances 0.000 claims abstract description 42
- 229910021332 silicide Inorganic materials 0.000 claims abstract description 29
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims abstract description 29
- 230000008569 process Effects 0.000 claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 22
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 18
- 229920000642 polymer Polymers 0.000 claims abstract description 18
- 238000000151 deposition Methods 0.000 claims abstract description 16
- 230000008021 deposition Effects 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 230000003647 oxidation Effects 0.000 claims abstract description 5
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 20
- 239000010703 silicon Substances 0.000 claims description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 14
- 229910003910 SiCl4 Inorganic materials 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- -1 silicon halide Chemical class 0.000 claims description 4
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical group Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 37
- 238000000708 deep reactive-ion etching Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 235000012431 wafers Nutrition 0.000 description 6
- 229910020177 SiOF Inorganic materials 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 150000004820 halides Chemical class 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910020163 SiOCl Inorganic materials 0.000 description 1
- 229910020175 SiOH Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 125000001967 indiganyl group Chemical group [H][In]([H])[*] 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00436—Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate
- B81C1/00555—Achieving a desired geometry, i.e. controlling etch rates, anisotropy or selectivity
- B81C1/00619—Forming high aspect ratio structures having deep steep walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00015—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems
- B81C1/00023—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems without movable or flexible elements
- B81C1/00055—Grooves
- B81C1/00063—Trenches
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
- H01L21/30655—Plasma etching; Reactive-ion etching comprising alternated and repeated etching and passivation steps, e.g. Bosch process
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Geometry (AREA)
- Plasma & Fusion (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810490512.9A CN108751124B (zh) | 2018-05-21 | 2018-05-21 | 一种制作带有沟道或空腔的半导体结构的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810490512.9A CN108751124B (zh) | 2018-05-21 | 2018-05-21 | 一种制作带有沟道或空腔的半导体结构的方法 |
Publications (2)
Publication Number | Publication Date |
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CN108751124A CN108751124A (zh) | 2018-11-06 |
CN108751124B true CN108751124B (zh) | 2020-05-12 |
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CN201810490512.9A Active CN108751124B (zh) | 2018-05-21 | 2018-05-21 | 一种制作带有沟道或空腔的半导体结构的方法 |
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CN (1) | CN108751124B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110429122B (zh) * | 2019-08-07 | 2024-05-24 | 昆山梦显电子科技有限公司 | 硅基微显示屏及其制备方法 |
CN113555281A (zh) * | 2021-07-09 | 2021-10-26 | 赛莱克斯微系统科技(北京)有限公司 | 一种去除光刻胶的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6743727B2 (en) * | 2001-06-05 | 2004-06-01 | International Business Machines Corporation | Method of etching high aspect ratio openings |
CN101988196B (zh) * | 2009-08-07 | 2013-09-04 | 中微半导体设备(上海)有限公司 | 深反应离子刻蚀方法及其气体流量控制装置 |
CN102122635B (zh) * | 2010-01-08 | 2013-12-04 | 中芯国际集成电路制造(上海)有限公司 | 沟槽阵列的形成方法 |
CN102398887B (zh) * | 2010-09-14 | 2015-02-18 | 中微半导体设备(上海)有限公司 | 一种深孔硅刻蚀方法 |
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 |
CN103390581A (zh) * | 2013-07-26 | 2013-11-13 | 中微半导体设备(上海)有限公司 | 硅通孔刻蚀方法 |
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2018
- 2018-05-21 CN CN201810490512.9A patent/CN108751124B/zh active Active
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TR01 | Transfer of patent right |
Effective date of registration: 20220427 Address after: 101407 room 329-04, third floor, building 13, yard 53, Yanqi street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Beijing Haichuang Microchip Technology Co.,Ltd. Address before: 100176 No. 2208, second floor, building D, building 33, No. 99, Kechuang 14th Street, economic and Technological Development Zone, Daxing District, Beijing (centralized office area) Patentee before: SILEX MICROSYSTEMS TECHNOLOGY (BEIJING) Co.,Ltd. |
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Effective date of registration: 20221109 Address after: Room 2607, Block A, North Ring Center, No. 18, Yumin Road, Xicheng District, Beijing 100032 (Desheng Park) Patentee after: Beijing Sai Microelectronics Co.,Ltd. Address before: 101407 room 329-04, third floor, building 13, yard 53, Yanqi street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee before: Beijing Haichuang Microchip Technology Co.,Ltd. |
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