CN117059483A - 碳化硅器件表面碳保护膜的去除及检测方法 - Google Patents
碳化硅器件表面碳保护膜的去除及检测方法 Download PDFInfo
- Publication number
- CN117059483A CN117059483A CN202311314608.7A CN202311314608A CN117059483A CN 117059483 A CN117059483 A CN 117059483A CN 202311314608 A CN202311314608 A CN 202311314608A CN 117059483 A CN117059483 A CN 117059483A
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- protective film
- carbon protective
- carbon
- sic wafer
- film
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 122
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 121
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 88
- 230000001681 protective effect Effects 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000001301 oxygen Substances 0.000 claims abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 claims abstract description 14
- 239000004094 surface-active agent Substances 0.000 claims abstract description 11
- 238000000137 annealing Methods 0.000 claims abstract description 10
- 239000002253 acid Substances 0.000 claims abstract description 6
- 239000007864 aqueous solution Substances 0.000 claims abstract description 5
- 238000002791 soaking Methods 0.000 claims abstract description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 229910017604 nitric acid Inorganic materials 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- FDWUUSLGWNMVCJ-UHFFFAOYSA-N 2-bromo-3-hexadecylpyridine Chemical group CCCCCCCCCCCCCCCCC1=CC=CN=C1Br FDWUUSLGWNMVCJ-UHFFFAOYSA-N 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 7
- 229920002120 photoresistant polymer Polymers 0.000 abstract description 4
- 239000004902 Softening Agent Substances 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 36
- 238000005468 ion implantation Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 238000001994 activation Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000003746 surface roughness Effects 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 238000000089 atomic force micrograph Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000001755 magnetron sputter deposition Methods 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000009832 plasma treatment Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 241001365789 Oenanthe crocata Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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
- H01L21/02—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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32134—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by liquid etching only
-
- 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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
- H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311314608.7A CN117059483B (zh) | 2023-10-12 | 2023-10-12 | 碳化硅器件表面碳保护膜的去除及检测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311314608.7A CN117059483B (zh) | 2023-10-12 | 2023-10-12 | 碳化硅器件表面碳保护膜的去除及检测方法 |
Publications (2)
Publication Number | Publication Date |
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CN117059483A true CN117059483A (zh) | 2023-11-14 |
CN117059483B CN117059483B (zh) | 2024-01-30 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202311314608.7A Active CN117059483B (zh) | 2023-10-12 | 2023-10-12 | 碳化硅器件表面碳保护膜的去除及检测方法 |
Country Status (1)
Country | Link |
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CN (1) | CN117059483B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100130695A (ko) * | 2009-06-04 | 2010-12-14 | 한양대학교 산학협력단 | 산소 플라즈마를 이용한 탄소 패턴 형성방법 |
CN104810255A (zh) * | 2015-02-28 | 2015-07-29 | 株洲南车时代电气股份有限公司 | 一种用于碳化硅器件表面碳保护膜去除的方法 |
CN104810293A (zh) * | 2015-03-27 | 2015-07-29 | 西安电子科技大学 | 分区复合栅结构SiC DMISFET器件的制作方法 |
CN110112055A (zh) * | 2019-04-24 | 2019-08-09 | 芜湖启迪半导体有限公司 | 一种用于晶圆表面保护碳膜的去除方法 |
CN116144429A (zh) * | 2022-12-22 | 2023-05-23 | 湖北兴福电子材料股份有限公司 | 一种含碳膜层的清洗液及清洗方法 |
-
2023
- 2023-10-12 CN CN202311314608.7A patent/CN117059483B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100130695A (ko) * | 2009-06-04 | 2010-12-14 | 한양대학교 산학협력단 | 산소 플라즈마를 이용한 탄소 패턴 형성방법 |
CN104810255A (zh) * | 2015-02-28 | 2015-07-29 | 株洲南车时代电气股份有限公司 | 一种用于碳化硅器件表面碳保护膜去除的方法 |
CN104810293A (zh) * | 2015-03-27 | 2015-07-29 | 西安电子科技大学 | 分区复合栅结构SiC DMISFET器件的制作方法 |
CN110112055A (zh) * | 2019-04-24 | 2019-08-09 | 芜湖启迪半导体有限公司 | 一种用于晶圆表面保护碳膜的去除方法 |
CN116144429A (zh) * | 2022-12-22 | 2023-05-23 | 湖北兴福电子材料股份有限公司 | 一种含碳膜层的清洗液及清洗方法 |
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CN117059483B (zh) | 2024-01-30 |
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PB01 | Publication | ||
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CP03 | Change of name, title or address |
Address after: Room 801, Building 1, Bronze Sword Technology Building, No. 6 Guangke 1st Road, Laokeng Community, Longtian Street, Pingshan District, Shenzhen City, Guangdong Province 518000 Patentee after: Shenzhen Basic Semiconductor Co.,Ltd. Country or region after: China Address before: 22nd Floor, Phase II, International Student Entrepreneurship Building, No. 29 South Ring Road, Nanshan District, Shenzhen, Guangdong Province Patentee before: BASIC SEMICONDUCTOR LTD. Country or region before: China |
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CP03 | Change of name, title or address |