JP6810708B2 - 誘起結合を有するバックコンタクト型光電池 - Google Patents
誘起結合を有するバックコンタクト型光電池 Download PDFInfo
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- JP6810708B2 JP6810708B2 JP2017560811A JP2017560811A JP6810708B2 JP 6810708 B2 JP6810708 B2 JP 6810708B2 JP 2017560811 A JP2017560811 A JP 2017560811A JP 2017560811 A JP2017560811 A JP 2017560811A JP 6810708 B2 JP6810708 B2 JP 6810708B2
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- 230000008878 coupling Effects 0.000 title 1
- 238000010168 coupling process Methods 0.000 title 1
- 238000005859 coupling reaction Methods 0.000 title 1
- 239000010410 layer Substances 0.000 claims description 256
- 239000000758 substrate Substances 0.000 claims description 84
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 56
- 229910052710 silicon Inorganic materials 0.000 claims description 56
- 239000010703 silicon Substances 0.000 claims description 56
- 238000002161 passivation Methods 0.000 claims description 47
- 230000005641 tunneling Effects 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 39
- 229910052751 metal Inorganic materials 0.000 claims description 33
- 239000002184 metal Substances 0.000 claims description 33
- 238000004519 manufacturing process Methods 0.000 claims description 27
- 230000005684 electric field Effects 0.000 claims description 26
- 238000003860 storage Methods 0.000 claims description 9
- 230000001939 inductive effect Effects 0.000 claims description 8
- 238000003475 lamination Methods 0.000 claims description 8
- 239000002356 single layer Substances 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 12
- 229910021417 amorphous silicon Inorganic materials 0.000 description 11
- 239000002019 doping agent Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 239000000969 carrier Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002094 self assembled monolayer Substances 0.000 description 2
- 239000013545 self-assembled monolayer Substances 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000007764 slot die coating Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
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- H—ELECTRICITY
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- 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
- H01L31/04—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 adapted as photovoltaic [PV] conversion devices
- H01L31/06—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers
- H01L31/062—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers the potential barriers being only of the metal-insulator-semiconductor type
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- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022466—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers
- H01L31/022475—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers composed of indium tin oxide [ITO]
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- 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
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022466—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers
- H01L31/022483—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers composed of zinc oxide [ZnO]
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- H—ELECTRICITY
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- 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
- H01L31/04—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 adapted as photovoltaic [PV] conversion devices
- H01L31/06—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers
- H01L31/07—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 adapted as photovoltaic [PV] conversion devices characterised by potential barriers the potential barriers being only of the Schottky type
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- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
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- H01L31/186—Particular post-treatment for the devices, e.g. annealing, impurity gettering, short-circuit elimination, recrystallisation
- H01L31/1868—Passivation
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- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
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- H01L31/0236—Special surface textures
- H01L31/02363—Special surface textures of the semiconductor body itself, e.g. textured active layers
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- 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
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- 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
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- Y02E10/547—Monocrystalline silicon PV cells
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- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Photovoltaic Devices (AREA)
Description
Claims (9)
- n型シリコン基板(10)を含むバックコンタクト型光電池(100)であって、
前記n型シリコン基板(10)の後側(102)の第1の所定の位置に配置されるエミッタ領域(20)と、
第2の所定の位置に配置される裏面電界領域(30)と、を含み、
前記第2の所定の位置は、前記第1の所定の位置とは異なり、かつ重なることなく、前記エミッタ領域(20)と前記裏面電界領域(30)は電場誘起領域であり、
前記n型シリコン基板(10)の前記後面の前記第1の所定の位置に配置される第1の層の積層(41)と、前記第2の所定の位置に配置される第2の層の積層(42)と、をさらに含み、
前記第1の層の積層(41)には、不動態化トンネリング層(13)と5eV〜6eVの範囲の仕事関数を有する材料を含む第1の透明導電層(14)が含まれ、
前記第1の層の積層(41)が、前記第1の所定の位置の前記n型シリコン基板内で極性反転領域を誘起するよう選択され、前記極性反転領域により、前記エミッタ領域(20)が形成され、
前記第2の層の積層(42)には、不動態化トンネリング層(13)と3.5eV〜4.5eVの範囲の仕事関数を有する材料を含む第2の透明導電層(15)が含まれ、
前記第2の層の積層(42)が、前記第2の所定の位置の前記n型シリコン基板内に蓄積領域を誘起するよう選択され、前記蓄積領域により、前記裏面電界領域(30)が形成される、バックコンタクト型光電池(100)。 - 前記不動態化トンネリング層(13)は、誘電層または不動態化原子種の単分子層である、請求項1に記載のバックコンタクト型光電池(100)。
- 前記第1の層の積層(41)には、記第1の透明導電層(14)の上にある第1の金属層(16)がさらに含まれ、
前記第2の層の積層(42)には、前記第2の透明導電層(15)の上にある第2の金属層(17)がさらに含まれる、請求項1または2に記載のバックコンタクト型光電池(100)。 - バックコンタクト型光電池(100)を製造する方法であって、
n型シリコン基板(10)の後面の第1の所定の位置に第1の層の積層(41)を設ける工程であって、前記第1の層の積層(41)により、前記n型シリコン基板(10)内の前記第1の所定の位置でエミッタ領域(20)が誘起される工程と、
前記n型シリコン基板(10)の前記後面の第2の所定の位置に第2の層の積層(42)を設ける工程であって、前記第2の層の積層(42)により、前記第2の所定の位置の前記n型シリコン基板(10)内で裏面電界領域(30)が誘起される工程と、を含み、
前記第2の所定の位置が前記第1の所定の位置と異なり、かつ重なり合わず、
前記第1の所定の位置に前記第1の層の積層(41)を設ける工程には、前記n型シリコン基板(10)の前記後面に不動態化トンネリング層(13)を設ける工程と、5eV〜6eVの範囲の仕事関数を有する材料を含む第1の透明導電層(14)を前記不動態化トンネリング層(13)の前記第1の所定の位置に設ける工程、とが含まれ、
前記第2の所定の位置に前記第2の層の積層(42)を設ける工程には、前記n型シリコン基板(10)の前記後面に不動態化トンネリング層(13)を設ける工程と、3.5eV〜4.5eVの範囲の仕事関数を有する材料を含む第2の透明導電層(15)を前記不動態化トンネリング層(13)の前記第2の所定の位置に設ける工程、とが含まれる、方法。 - 前記方法が、600℃を超えない温度で行われる、請求項4に記載の方法。
- 前記不動態化トンネリング層(13)を設ける工程には、誘電層を設ける工程、が含まれる、請求項4または5に記載の方法。
- 前記不動態化トンネリング層(13)を設ける工程には、不動態化原子種の単分子層を設ける工程が含まれる、請求項4または5に記載の方法。
- 前記第1の透明導電層(14)を設ける工程には、溶液処理法により前記第1の透明導電層を設ける工程が含まれ、前記第2の透明導電層(15)を設ける工程には、溶液処理法により前記第2の透明導電層を設ける工程が含まれる、請求項4〜7のいずれかに記載の方法。
- 前記第1の透明導電層(14)の上に第1の金属層(16)を設ける工程と、前記第2の透明導電層(15)の上に第2の金属層(17)を設ける工程と、がさらに含まれる、請求項4〜8のいずれかに記載の方法。
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Application Number | Priority Date | Filing Date | Title |
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EP15178675.3 | 2015-07-28 | ||
EP15178675 | 2015-07-28 | ||
PCT/EP2016/065372 WO2017016789A1 (en) | 2015-07-28 | 2016-06-30 | Back contact photovoltaic cells with induced junctions |
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JP2018521502A JP2018521502A (ja) | 2018-08-02 |
JP6810708B2 true JP6810708B2 (ja) | 2021-01-06 |
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US (1) | US20180219118A1 (ja) |
EP (1) | EP3329520B1 (ja) |
JP (1) | JP6810708B2 (ja) |
WO (1) | WO2017016789A1 (ja) |
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FI127794B (en) * | 2017-02-15 | 2019-02-28 | Aalto Korkeakoulusaeaetioe | Semiconductor structures and their manufacture |
JP7293500B2 (ja) * | 2020-09-09 | 2023-06-19 | 株式会社東芝 | 透明電極、透明電極の製造方法、および電子デバイス |
CN112259638B (zh) * | 2020-10-15 | 2023-09-19 | 浙江晶科能源有限公司 | 光伏电池的制备方法 |
CN116190483A (zh) * | 2022-09-08 | 2023-05-30 | 隆基绿能科技股份有限公司 | 一种背接触异质结太阳能电池及其制造方法 |
CN116885022A (zh) * | 2023-07-31 | 2023-10-13 | 安徽华晟新能源科技有限公司 | 异质结背接触电池的制备方法和异质结背接触电池 |
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JPS5679477A (en) * | 1980-03-24 | 1981-06-30 | Shunpei Yamazaki | Photoelectric conversion device |
US4315097A (en) * | 1980-10-27 | 1982-02-09 | Mcdonnell Douglas Corporation | Back contacted MIS photovoltaic cell |
US7659475B2 (en) * | 2003-06-20 | 2010-02-09 | Imec | Method for backside surface passivation of solar cells and solar cells with such passivation |
US7468485B1 (en) * | 2005-08-11 | 2008-12-23 | Sunpower Corporation | Back side contact solar cell with doped polysilicon regions |
KR20100015622A (ko) * | 2007-03-16 | 2010-02-12 | 비피 코포레이션 노쓰 아메리카 인코포레이티드 | 태양 전지 |
DE102008055028A1 (de) * | 2008-12-19 | 2010-07-01 | Q-Cells Se | Solarzelle |
KR101212626B1 (ko) * | 2010-03-05 | 2012-12-14 | 연세대학교 산학협력단 | 금속산화물 박막 및 그 제조 방법, 금속산화물 박막용 용액 |
US10396229B2 (en) * | 2011-05-09 | 2019-08-27 | International Business Machines Corporation | Solar cell with interdigitated back contacts formed from high and low work-function-tuned silicides of the same metal |
US20120285517A1 (en) * | 2011-05-09 | 2012-11-15 | International Business Machines Corporation | Schottky barrier solar cells with high and low work function metal contacts |
US8486747B1 (en) * | 2012-04-17 | 2013-07-16 | Boris Gilman | Backside silicon photovoltaic cell and method of manufacturing thereof |
US9865754B2 (en) * | 2012-10-10 | 2018-01-09 | Tesla, Inc. | Hole collectors for silicon photovoltaic cells |
US9859455B2 (en) * | 2013-02-08 | 2018-01-02 | International Business Machines Corporation | Interdigitated back contact heterojunction photovoltaic device with a floating junction front surface field |
-
2016
- 2016-06-30 WO PCT/EP2016/065372 patent/WO2017016789A1/en active Application Filing
- 2016-06-30 JP JP2017560811A patent/JP6810708B2/ja active Active
- 2016-06-30 EP EP16733586.8A patent/EP3329520B1/en active Active
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WO2017016789A1 (en) | 2017-02-02 |
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