CN109004063B - 一种晶硅太阳电池的热氧化方法 - Google Patents
一种晶硅太阳电池的热氧化方法 Download PDFInfo
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- CN109004063B CN109004063B CN201810741742.8A CN201810741742A CN109004063B CN 109004063 B CN109004063 B CN 109004063B CN 201810741742 A CN201810741742 A CN 201810741742A CN 109004063 B CN109004063 B CN 109004063B
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- nitrogen
- oxygen
- solar cell
- temperature
- thermal oxidation
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 73
- 230000003647 oxidation Effects 0.000 title claims abstract description 72
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 72
- 239000010703 silicon Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 50
- 239000013078 crystal Substances 0.000 title description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 181
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 90
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000001301 oxygen Substances 0.000 claims abstract description 78
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 78
- 229910021419 crystalline silicon Inorganic materials 0.000 claims abstract description 24
- 238000009792 diffusion process Methods 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 37
- 238000001816 cooling Methods 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 8
- 239000010453 quartz Substances 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 229910001882 dioxygen Inorganic materials 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 21
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 15
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 13
- 125000004437 phosphorous atom Chemical group 0.000 abstract description 13
- 239000011574 phosphorus Substances 0.000 abstract description 13
- 230000007547 defect Effects 0.000 abstract description 10
- 239000000126 substance Substances 0.000 abstract description 6
- 230000008439 repair process Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 31
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 30
- 229910052681 coesite Inorganic materials 0.000 description 29
- 229910052906 cristobalite Inorganic materials 0.000 description 29
- 239000000377 silicon dioxide Substances 0.000 description 29
- 229910052682 stishovite Inorganic materials 0.000 description 29
- 229910052905 tridymite Inorganic materials 0.000 description 29
- 238000002161 passivation Methods 0.000 description 20
- 239000010410 layer Substances 0.000 description 19
- 125000004430 oxygen atom Chemical group O* 0.000 description 19
- 239000010408 film Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 230000006798 recombination Effects 0.000 description 9
- 238000005215 recombination Methods 0.000 description 9
- 230000003247 decreasing effect Effects 0.000 description 6
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 6
- 235000012239 silicon dioxide Nutrition 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 229910004205 SiNX Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007888 film coating Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910018557 Si O Inorganic materials 0.000 description 1
- 229910008062 Si-SiO2 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910006403 Si—SiO2 Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000005527 interface trap Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/186—Particular post-treatment for the devices, e.g. annealing, impurity gettering, short-circuit elimination, recrystallisation
- H01L31/1868—Passivation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Formation Of Insulating Films (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
步骤 | 时间(s) | 温度(℃) | 氮气(sccm) | 氧气(sccm) | 压力 |
1 | 60 | 720 | 5000 | 常压 | |
2 | 700 | 720 | 5000 | 常压 | |
3 | 40 | 720 | 5000 | 常压 | |
4 | 560 | 720 | 5000 | 常压 | |
5 | 1200 | 720 | 5000 | 3000 | 常压 |
6 | 300 | 720 | 5000 | 常压 | |
7 | 700 | 720 | 5000 | 常压 | |
8 | 10 | 720 | 5000 | 常压 |
Claims (8)
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CN201810741742.8A CN109004063B (zh) | 2018-07-06 | 2018-07-06 | 一种晶硅太阳电池的热氧化方法 |
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CN201810741742.8A CN109004063B (zh) | 2018-07-06 | 2018-07-06 | 一种晶硅太阳电池的热氧化方法 |
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CN109004063A CN109004063A (zh) | 2018-12-14 |
CN109004063B true CN109004063B (zh) | 2020-06-09 |
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CN112382702B (zh) * | 2020-11-05 | 2022-08-16 | 横店集团东磁股份有限公司 | 一种改善晶硅双面电池白点的退火方法 |
CN112420873A (zh) * | 2020-11-30 | 2021-02-26 | 中建材浚鑫科技有限公司 | 一种适用于m10尺寸的电池片的热氧化方法 |
CN112670373B (zh) * | 2020-12-28 | 2023-05-02 | 横店集团东磁股份有限公司 | 一种晶硅太阳能电池的氧化退火方法及其应用 |
CN113436961A (zh) * | 2021-06-24 | 2021-09-24 | 西安奕斯伟硅片技术有限公司 | 氧化膜生成方法 |
CN114975688A (zh) * | 2022-05-31 | 2022-08-30 | 江苏日托光伏科技股份有限公司 | 一种单晶硅太阳能电池热氧化工艺 |
CN117936366A (zh) * | 2024-03-25 | 2024-04-26 | 拉普拉斯新能源科技股份有限公司 | 氧化膜及其制备方法、太阳能电池 |
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JP3398903B2 (ja) * | 1994-04-22 | 2003-04-21 | 富士通株式会社 | 半導体装置の製造方法 |
US6670242B1 (en) * | 1999-06-24 | 2003-12-30 | Agere Systems Inc. | Method for making an integrated circuit device including a graded, grown, high quality gate oxide layer and a nitride layer |
US6817903B1 (en) * | 2000-08-09 | 2004-11-16 | Cypress Semiconductor Corporation | Process for reducing leakage in an integrated circuit with shallow trench isolated active areas |
JP2002093808A (ja) * | 2000-09-13 | 2002-03-29 | Sharp Corp | 半導体装置の製造方法 |
KR100537554B1 (ko) * | 2004-02-23 | 2005-12-16 | 주식회사 하이닉스반도체 | 반도체 소자의 산화막 형성 방법 |
CN102427097B (zh) * | 2011-11-23 | 2014-05-07 | 中国科学院物理研究所 | 一种硅的氧化钝化方法及钝化装置 |
CN103400891A (zh) * | 2013-07-08 | 2013-11-20 | 浙江晶科能源有限公司 | 一种背面钝化电池SiO2钝化层的制备方法 |
TWM495886U (zh) * | 2014-03-12 | 2015-02-21 | Jung-Fa Lee | 模型火車測試平台(一) |
TWM521348U (zh) * | 2015-11-11 | 2016-05-11 | jia-yi Xie | 可拆式變化保暖度外套結構 |
CN107026218B (zh) * | 2016-01-29 | 2019-05-10 | Lg电子株式会社 | 制造太阳能电池的方法 |
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Denomination of invention: Thermal oxidation method of crystalline silicon solar cell Effective date of registration: 20211023 Granted publication date: 20200609 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Registration number: Y2021330002002 |
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