JP5374504B2 - エミッタ構造の作製方法とその結果のエミッタ構造 - Google Patents
エミッタ構造の作製方法とその結果のエミッタ構造 Download PDFInfo
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 32
- 239000010703 silicon Substances 0.000 description 32
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- 238000005530 etching Methods 0.000 description 6
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- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 5
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- RBFQJDQYXXHULB-UHFFFAOYSA-N arsane Chemical compound [AsH3] RBFQJDQYXXHULB-UHFFFAOYSA-N 0.000 description 3
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- 238000004544 sputter deposition Methods 0.000 description 2
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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000005046 Chlorosilane Substances 0.000 description 1
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- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
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- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical compound Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
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- 238000005259 measurement Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
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- 229910052763 palladium Inorganic materials 0.000 description 1
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- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- LUMVCLJFHCTMCV-UHFFFAOYSA-M potassium;hydroxide;hydrate Chemical compound O.[OH-].[K+] LUMVCLJFHCTMCV-UHFFFAOYSA-M 0.000 description 1
- 230000001105 regulatory effect 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
- 239000012686 silicon precursor Substances 0.000 description 1
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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
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table
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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
- H01L31/02—Details
- H01L31/0236—Special surface textures
- H01L31/02363—Special surface textures of the semiconductor body itself, e.g. textured active layers
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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
- H01L31/04—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
- H01L31/068—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 PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells
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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
- H01L31/186—Particular post-treatment for the devices, e.g. annealing, impurity gettering, short-circuit elimination, recrystallisation
- H01L31/1868—Passivation
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/547—Monocrystalline silicon PV cells
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/548—Amorphous silicon PV cells
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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
- 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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- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
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- Manufacturing & Machinery (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Sustainable Development (AREA)
- Photovoltaic Devices (AREA)
- Drying Of Semiconductors (AREA)
- Bipolar Transistors (AREA)
- Cold Cathode And The Manufacture (AREA)
Description
セル1:酸化を行わない試料
セル2:酸化された試料
セル3:最良の酸化された試料
セル4:拡散エミッタ構造を有するスクリーン印刷されたエピセル(IQEのみ)
Claims (17)
- 基板(10)の上にエミッタ構造(5)を形成する方法であって、
基板(10)の上に、ドープされた半導体材料を含む第1層(20)をエピタキシャル成長する工程であって、ドープされた半導体材料は、基板のドーピング型と反対の第1ドーピング型のドーパントでドープされた工程と、
その後に、第1層(20)の表面をテクスチュアして、これにより第1テクスチュア面(21)を有する第1エミッタ領域(11)を、第1層(20)から形成する工程と、
続いて、第1テクスチュア面(21)に、第2テクスチュア面(22)を有する第2エミッタ領域(12)を形成する工程と、を含む方法。 - 第1層(20)を形成する工程は、基板(10)の表面上に第1層(20)をエピタキシャル成長する工程を含む請求項1に記載の方法。
- 第1層(20)の表面をテクスチュアする工程は、第1層(20)をプラズマエッチングする工程を含む請求項1または2に記載の方法。
- 第2エミッタ領域(12)を形成する工程は、第1テクスチュア面(21)の上に第2エミッタ領域(12)を成長する工程を含む請求項1〜3のいずれか1項に記載の方法。
- 第2エミッタ領域(12)を成長する工程は、第2エミッタ領域(12)をエピタキシャル成長する工程を含む請求項4に記載の方法。
- 第2エミッタ領域(12)を形成する工程は、第1エミッタ領域(11)の中の上部に第2エミッタ領域(12)を形成する工程を含む請求項1〜3のいずれか1項に記載の方法。
- 第2エミッタ領域(12)を形成する工程は、拡散、注入、またはレーザードーピングの手段により第2エミッタ領域を形成する工程を含む請求項6に記載の方法。
- 第1エミッタ領域(11)と、第1エミッタ領域(11)に隣接する第2エミッタ領域(12)とを含み、第1エミッタ領域(11)と第2エミッタ領域(12)との間に界面(14)を有するエミッタ構造(5)であって、
第1エミッタ領域(11)と第2エミッタ領域(12)との間の界面(14)がテクスチュア界面(14)であるエミッタ構造(5)。 - 第1エミッタ領域(11)の平均厚さは、0.2μmから10μmまでの間である請求項8に記載のエミッタ構造(5)。
- 第1エミッタ領域(11)は、1015cm−3から1019cm−3までの間のドーピング濃度を有する請求項8または9に記載のエミッタ構造(5)。
- 第1エミッタ領域(11)は、一定または一定でないドーピング濃度を有する請求項8〜10のいずれか1項に記載のエミッタ構造(5)。
- 第2エミッタ領域(12)の平均厚さは、5nmから1μmまでの間である請求項8〜11のいずれか1項に記載のエミッタ構造(5)。
- 第2エミッタ領域(12)は、5×1018cm−3から1022cm−3までの間のドーピング濃度を有する請求項8〜12のいずれか1項に記載のエミッタ構造(5)。
- 第2エミッタ領域(12)は、一定または一定でないドーピング濃度を有する請求項8〜13のいずれか1項に記載のエミッタ構造(5)。
- 界面(14)における第2エミッタ領域(12)のドーピング濃度は、界面(14)における第1エミッタ領域(11)のドーピング濃度より少なくとも10倍高い請求項8〜14のいずれか1項に記載のエミッタ構造(5)。
- ベース領域(13)と、請求項8〜15のいずれか1項にかかるエミッタ構造(5)とを含む光起電デバイス。
- 更に、ベース領域(13)とエミッタ構造(5)との間に、意図せずにドープされた層(30)を含む請求項16に記載の光起電デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US95053107P | 2007-07-18 | 2007-07-18 | |
US60/950,531 | 2007-07-18 | ||
PCT/EP2008/059463 WO2009010585A2 (en) | 2007-07-18 | 2008-07-18 | Method for producing an emitter structure and emitter structures resulting therefrom |
Publications (2)
Publication Number | Publication Date |
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JP2010533969A JP2010533969A (ja) | 2010-10-28 |
JP5374504B2 true JP5374504B2 (ja) | 2013-12-25 |
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JP2010516519A Expired - Fee Related JP5374504B2 (ja) | 2007-07-18 | 2008-07-18 | エミッタ構造の作製方法とその結果のエミッタ構造 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9087957B2 (ja) |
EP (1) | EP2165371B1 (ja) |
JP (1) | JP5374504B2 (ja) |
KR (1) | KR20100032900A (ja) |
AT (1) | ATE547812T1 (ja) |
ES (1) | ES2382924T3 (ja) |
PL (1) | PL2165371T3 (ja) |
WO (1) | WO2009010585A2 (ja) |
Families Citing this family (31)
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US8143143B2 (en) | 2008-04-14 | 2012-03-27 | Bandgap Engineering Inc. | Process for fabricating nanowire arrays |
US8053867B2 (en) | 2008-08-20 | 2011-11-08 | Honeywell International Inc. | Phosphorous-comprising dopants and methods for forming phosphorous-doped regions in semiconductor substrates using phosphorous-comprising dopants |
US7951696B2 (en) | 2008-09-30 | 2011-05-31 | Honeywell International Inc. | Methods for simultaneously forming N-type and P-type doped regions using non-contact printing processes |
US8518170B2 (en) | 2008-12-29 | 2013-08-27 | Honeywell International Inc. | Boron-comprising inks for forming boron-doped regions in semiconductor substrates using non-contact printing processes and methods for fabricating such boron-comprising inks |
US8283557B2 (en) * | 2009-03-10 | 2012-10-09 | Silevo, Inc. | Heterojunction solar cell based on epitaxial crystalline-silicon thin film on metallurgical silicon substrate design |
KR101145928B1 (ko) | 2009-03-11 | 2012-05-15 | 엘지전자 주식회사 | 태양 전지 및 태양 전지의 제조 방법 |
US8324089B2 (en) | 2009-07-23 | 2012-12-04 | Honeywell International Inc. | Compositions for forming doped regions in semiconductor substrates, methods for fabricating such compositions, and methods for forming doped regions using such compositions |
WO2011017659A1 (en) * | 2009-08-06 | 2011-02-10 | Energy Focus, Inc. | Method of passivating and reducing reflectance of a photovoltaic cell |
CN102074599B (zh) * | 2009-09-07 | 2014-10-29 | Lg电子株式会社 | 太阳能电池及其制造方法 |
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KR20100032900A (ko) | 2010-03-26 |
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US20100139763A1 (en) | 2010-06-10 |
US9087957B2 (en) | 2015-07-21 |
EP2165371B1 (en) | 2012-02-29 |
JP2010533969A (ja) | 2010-10-28 |
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ATE547812T1 (de) | 2012-03-15 |
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