MX2009004895A - Dispositivos fotovoltaicos que incluyen contacto metalico con nitrogeno. - Google Patents
Dispositivos fotovoltaicos que incluyen contacto metalico con nitrogeno.Info
- Publication number
- MX2009004895A MX2009004895A MX2009004895A MX2009004895A MX2009004895A MX 2009004895 A MX2009004895 A MX 2009004895A MX 2009004895 A MX2009004895 A MX 2009004895A MX 2009004895 A MX2009004895 A MX 2009004895A MX 2009004895 A MX2009004895 A MX 2009004895A
- Authority
- MX
- Mexico
- Prior art keywords
- containing metal
- metal contact
- devices including
- photovoltaic devices
- including nitrogen
- Prior art date
Links
- 239000002184 metal Substances 0.000 title abstract 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 title abstract 2
- 239000004065 semiconductor Substances 0.000 abstract 1
Classifications
-
- 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
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
-
- 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
- H01L31/072—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 heterojunction type
- H01L31/0749—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 heterojunction type including a AIBIIICVI compound, e.g. CdS/CulnSe2 [CIS] heterojunction solar cells
-
- 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
- H01L31/1828—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof the active layers comprising only AIIBVI compounds, e.g. CdS, ZnS, CdTe
-
- 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
- H01L31/1884—Manufacture of transparent electrodes, e.g. TCO, ITO
-
- 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
- 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
- Y02E10/541—CuInSe2 material PV cells
-
- 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
- Y02E10/543—Solar cells from Group II-VI materials
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Photovoltaic Devices (AREA)
Abstract
Una celda fotovoltaica puede incluir una capa metálica que contiene nitrógeno en contacto con una capa semiconductora.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86470906P | 2006-11-07 | 2006-11-07 | |
US11/935,112 US9147778B2 (en) | 2006-11-07 | 2007-11-05 | Photovoltaic devices including nitrogen-containing metal contact |
PCT/US2007/083758 WO2008058119A2 (en) | 2006-11-07 | 2007-11-06 | Photovoltaic devices including nitrogen-containing metal contact |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2009004895A true MX2009004895A (es) | 2009-05-19 |
Family
ID=39365307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2009004895A MX2009004895A (es) | 2006-11-07 | 2007-11-06 | Dispositivos fotovoltaicos que incluyen contacto metalico con nitrogeno. |
Country Status (5)
Country | Link |
---|---|
US (4) | US9147778B2 (es) |
EP (1) | EP2080229B1 (es) |
MX (1) | MX2009004895A (es) |
MY (1) | MY171673A (es) |
WO (1) | WO2008058119A2 (es) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9147778B2 (en) | 2006-11-07 | 2015-09-29 | First Solar, Inc. | Photovoltaic devices including nitrogen-containing metal contact |
EP2215662B1 (en) | 2007-11-02 | 2020-12-16 | First Solar, Inc | Method of manufacturing photovoltaic devices including doped semiconductor films |
WO2010068282A2 (en) * | 2008-12-10 | 2010-06-17 | The Regents Of The University Of California | Compositions and methods for synthesis of hydrogen fuel |
WO2010126699A2 (en) | 2009-04-29 | 2010-11-04 | Hunter Douglas Industries B.V. | Architectural panels with organic photovoltaic interlayers and methods of forming the same |
US8262894B2 (en) | 2009-04-30 | 2012-09-11 | Moses Lake Industries, Inc. | High speed copper plating bath |
US20100307568A1 (en) * | 2009-06-04 | 2010-12-09 | First Solar, Inc. | Metal barrier-doped metal contact layer |
WO2010141463A1 (en) * | 2009-06-04 | 2010-12-09 | First Solar, Inc. | Dopant-containing contact material |
JP5362016B2 (ja) * | 2009-09-04 | 2013-12-11 | 三菱電機株式会社 | 太陽電池およびその製造方法 |
US20110132450A1 (en) * | 2009-11-08 | 2011-06-09 | First Solar, Inc. | Back Contact Deposition Using Water-Doped Gas Mixtures |
IN2012DN05898A (es) * | 2009-12-18 | 2015-09-18 | First Solar Inc | |
WO2011123117A1 (en) * | 2010-03-31 | 2011-10-06 | University Of Rochester | Photovoltaic cells with improved electrical contact |
US9461186B2 (en) | 2010-07-15 | 2016-10-04 | First Solar, Inc. | Back contact for a photovoltaic module |
KR101846337B1 (ko) | 2011-11-09 | 2018-04-09 | 엘지이노텍 주식회사 | 태양전지 및 이의 제조방법 |
CN104081544B (zh) * | 2012-01-13 | 2019-01-22 | 应用材料公司 | 用于硅基光电装置的高功函数缓冲层 |
US9698285B2 (en) | 2013-02-01 | 2017-07-04 | First Solar, Inc. | Photovoltaic device including a P-N junction and method of manufacturing |
EP2973736B1 (en) * | 2013-03-15 | 2022-01-26 | Arkema, Inc. | Nitrogen-containing transparent conductive oxide cap layer composition |
US11876140B2 (en) | 2013-05-02 | 2024-01-16 | First Solar, Inc. | Photovoltaic devices and method of making |
CN104183663B (zh) | 2013-05-21 | 2017-04-12 | 第一太阳能马来西亚有限公司 | 光伏器件及其制备方法 |
CN103290367B (zh) * | 2013-05-29 | 2015-02-11 | 哈尔滨工业大学 | 一种薄膜体声波谐振器下电极的制备方法 |
US10062800B2 (en) | 2013-06-07 | 2018-08-28 | First Solar, Inc. | Photovoltaic devices and method of making |
WO2015126918A1 (en) * | 2014-02-19 | 2015-08-27 | Lucintech, Inc. | Flexible solar cells and method of producing same |
US10529883B2 (en) * | 2014-11-03 | 2020-01-07 | First Solar, Inc. | Photovoltaic devices and method of manufacturing |
CN113261116B (zh) | 2018-10-24 | 2024-10-11 | 第一阳光公司 | 具有v族掺杂的光伏器件用缓冲层 |
WO2020139826A1 (en) | 2018-12-27 | 2020-07-02 | First Solar, Inc. | Photovoltaic devices and methods of forming the same |
CN109830561B (zh) * | 2019-02-20 | 2021-09-03 | 成都中建材光电材料有限公司 | 一种碲化镉薄膜太阳能电池组件及其制备方法 |
US11257978B2 (en) | 2019-03-29 | 2022-02-22 | Utica Leaseco, Llc | Front metal contact stack |
CN118281090B (zh) * | 2024-05-24 | 2024-10-11 | 通威太阳能(安徽)有限公司 | 太阳电池及其制备方法、生产设备 |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR7507192A (pt) * | 1974-11-08 | 1976-08-10 | Western Electric Co | Celula fotovoltaica e processo para sua fabricacao |
US4064522A (en) | 1976-02-04 | 1977-12-20 | Exxon Research & Engineering Co. | High efficiency selenium heterojunction solar cells |
US4197141A (en) | 1978-01-31 | 1980-04-08 | Massachusetts Institute Of Technology | Method for passivating imperfections in semiconductor materials |
US4259122A (en) | 1978-12-08 | 1981-03-31 | Exxon Research And Engineering Co. | Selenium photovoltaic device |
US4320249A (en) * | 1979-08-13 | 1982-03-16 | Shunpei Yamazaki | Heterojunction type semiconductor photoelectric conversion device |
US4260428A (en) * | 1980-03-05 | 1981-04-07 | Ses, Incorporated | Photovoltaic cell |
US4338482A (en) * | 1981-02-17 | 1982-07-06 | Roy G. Gordon | Photovoltaic cell |
US4582764A (en) * | 1982-09-24 | 1986-04-15 | Energy Conversion Devices, Inc. | Selective absorber amorphous alloys and devices |
US4485265A (en) * | 1982-11-22 | 1984-11-27 | President And Fellows Of Harvard College | Photovoltaic cell |
JPS59147469A (ja) * | 1983-02-14 | 1984-08-23 | Hitachi Ltd | 非晶質シリコン太陽電池 |
US4598306A (en) * | 1983-07-28 | 1986-07-01 | Energy Conversion Devices, Inc. | Barrier layer for photovoltaic devices |
US4568792A (en) | 1984-02-02 | 1986-02-04 | Sri International | Photovoltaic cell including doped cadmium telluride, a dislocation preventing agent and improved ohmic contacts |
AU616736B2 (en) * | 1988-03-03 | 1991-11-07 | Asahi Glass Company Limited | Amorphous oxide film and article having such film thereon |
US5136346A (en) | 1990-09-07 | 1992-08-04 | Motorola, Inc. | Photon stimulated variable capacitance effect devices |
US5248349A (en) * | 1992-05-12 | 1993-09-28 | Solar Cells, Inc. | Process for making photovoltaic devices and resultant product |
US6541695B1 (en) | 1992-09-21 | 2003-04-01 | Thomas Mowles | High efficiency solar photovoltaic cells produced with inexpensive materials by processes suitable for large volume production |
US5385848A (en) * | 1993-09-20 | 1995-01-31 | Iowa Thin Film Technologies, Inc | Method for fabricating an interconnected array of semiconductor devices |
DE4333407C1 (de) * | 1993-09-30 | 1994-11-17 | Siemens Ag | Solarzelle mit einer Chalkopyritabsorberschicht |
JPH1154773A (ja) * | 1997-08-01 | 1999-02-26 | Canon Inc | 光起電力素子及びその製造方法 |
US6852614B1 (en) | 2000-03-24 | 2005-02-08 | University Of Maine | Method of manufacturing semiconductor having group II-group VI compounds doped with nitrogen |
FR2820241B1 (fr) * | 2001-01-31 | 2003-09-19 | Saint Gobain | Substrat transparent muni d'une electrode |
JP4560245B2 (ja) | 2001-06-29 | 2010-10-13 | キヤノン株式会社 | 光起電力素子 |
WO2004008540A1 (en) | 2002-07-16 | 2004-01-22 | Stmicroelectronics Nv | Tfa image sensor with stability-optimized photodiode |
WO2004032189A2 (en) * | 2002-09-30 | 2004-04-15 | Miasolé | Manufacturing apparatus and method for large-scale production of thin-film solar cells |
US7141863B1 (en) | 2002-11-27 | 2006-11-28 | University Of Toledo | Method of making diode structures |
US7123638B2 (en) | 2003-10-17 | 2006-10-17 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Tunnel-junction structure incorporating N-type layer comprising nitrogen and a group VI dopant |
US7663057B2 (en) | 2004-02-19 | 2010-02-16 | Nanosolar, Inc. | Solution-based fabrication of photovoltaic cell |
SE0400631D0 (sv) * | 2004-03-11 | 2004-03-11 | Forskarpatent I Uppsala Ab | Thin film solar cell and manufacturing method |
US7374963B2 (en) * | 2004-03-15 | 2008-05-20 | Solopower, Inc. | Technique and apparatus for depositing thin layers of semiconductors for solar cell fabrication |
US7405143B2 (en) | 2004-03-25 | 2008-07-29 | Asm International N.V. | Method for fabricating a seed layer |
US20050257824A1 (en) * | 2004-05-24 | 2005-11-24 | Maltby Michael G | Photovoltaic cell including capping layer |
US7288332B2 (en) * | 2005-10-06 | 2007-10-30 | Los Almos National Security, Llc | Conductive layer for biaxially oriented semiconductor film growth |
US8373060B2 (en) | 2006-10-24 | 2013-02-12 | Zetta Research and Development LLC—AQT Series | Semiconductor grain microstructures for photovoltaic cells |
US9147778B2 (en) | 2006-11-07 | 2015-09-29 | First Solar, Inc. | Photovoltaic devices including nitrogen-containing metal contact |
-
2007
- 2007-11-05 US US11/935,112 patent/US9147778B2/en active Active
- 2007-11-06 WO PCT/US2007/083758 patent/WO2008058119A2/en active Application Filing
- 2007-11-06 MX MX2009004895A patent/MX2009004895A/es active IP Right Grant
- 2007-11-06 EP EP07844909.7A patent/EP2080229B1/en active Active
- 2007-11-06 MY MYPI20091849A patent/MY171673A/en unknown
-
2015
- 2015-09-08 US US14/847,738 patent/US20150380601A1/en not_active Abandoned
-
2019
- 2019-01-11 US US16/245,613 patent/US11695085B2/en active Active
-
2023
- 2023-06-06 US US18/206,430 patent/US20230317864A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US20230317864A1 (en) | 2023-10-05 |
US20190148571A1 (en) | 2019-05-16 |
US20080110498A1 (en) | 2008-05-15 |
MY171673A (en) | 2019-10-23 |
US11695085B2 (en) | 2023-07-04 |
US9147778B2 (en) | 2015-09-29 |
WO2008058119A2 (en) | 2008-05-15 |
EP2080229B1 (en) | 2017-10-11 |
US20150380601A1 (en) | 2015-12-31 |
EP2080229A2 (en) | 2009-07-22 |
EP2080229A4 (en) | 2016-04-13 |
WO2008058119A3 (en) | 2008-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HH | Correction or change in general | ||
FG | Grant or registration |