IN172492B - - Google Patents

Info

Publication number
IN172492B
IN172492B IN985DE1985A IN172492B IN 172492 B IN172492 B IN 172492B IN 985DE1985 A IN985DE1985 A IN 985DE1985A IN 172492 B IN172492 B IN 172492B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Bulent Mehmet Basol
Eric Shengfong Tseng
Robert Louis Road
Original Assignee
Sohio Commercial Dev Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US06/300,116 priority Critical patent/US4388483A/en
Priority to EP83102512A priority patent/EP0118579B1/fr
Priority to JP58042522A priority patent/JPS59175165A/ja
Priority to CA000423731A priority patent/CA1188781A/fr
Priority to AU12543/83A priority patent/AU542149B2/en
Application filed by Sohio Commercial Dev Co filed Critical Sohio Commercial Dev Co
Priority to IN985DE1985 priority patent/IN172492B/en
Publication of IN172492B publication Critical patent/IN172492B/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/06Semiconductor 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
    • H01L31/072Semiconductor 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
    • H01L31/073Semiconductor 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 comprising only AIIBVI compound semiconductors, e.g. CdS/CdTe solar cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/02Details
    • H01L31/0224Electrodes
    • H01L31/022408Electrodes for devices characterised by at least one potential jump barrier or surface barrier
    • H01L31/022425Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/0248Semiconductor 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 characterised by their semiconductor bodies
    • H01L31/036Semiconductor 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 characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes
    • H01L31/0392Semiconductor 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 characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/0248Semiconductor 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 characterised by their semiconductor bodies
    • H01L31/036Semiconductor 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 characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes
    • H01L31/0392Semiconductor 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 characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate
    • H01L31/03925Semiconductor 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 characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate including AIIBVI compound materials, e.g. CdTe, CdS
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1828Processes 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1828Processes 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
    • H01L31/1832Processes 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 comprising ternary compounds, e.g. Hg Cd Te
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/02104Forming layers
    • H01L21/02365Forming inorganic semiconducting materials on a substrate
    • H01L21/02436Intermediate layers between substrates and deposited layers
    • H01L21/02439Materials
    • H01L21/02485Other chalcogenide semiconducting materials not being oxides, e.g. ternary compounds
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/02104Forming layers
    • H01L21/02365Forming inorganic semiconducting materials on a substrate
    • H01L21/02518Deposited layers
    • H01L21/02521Materials
    • H01L21/02551Group 12/16 materials
    • H01L21/02562Tellurides
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/543Solar cells from Group II-VI materials
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Photovoltaic Devices (AREA)
IN985DE1985 1981-09-08 1985-11-22 IN172492B (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US06/300,116 US4388483A (en) 1981-09-08 1981-09-08 Thin film heterojunction photovoltaic cells and methods of making the same
EP83102512A EP0118579B1 (fr) 1981-09-08 1983-03-14 Cellules photovoltaiques en couche mince à hétérojonction et procédé pour leur fabrication
JP58042522A JPS59175165A (ja) 1981-09-08 1983-03-16 薄膜ヘテロ接合光起電力電池及びその製法
CA000423731A CA1188781A (fr) 1981-09-08 1983-03-16 Cellules photovoltaiques a heterojonction en couche mince, et leur fabrication
AU12543/83A AU542149B2 (en) 1981-09-08 1983-03-17 Thin film hetero junction photo-cells
IN985DE1985 IN172492B (fr) 1981-09-08 1985-11-22

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US06/300,116 US4388483A (en) 1981-09-08 1981-09-08 Thin film heterojunction photovoltaic cells and methods of making the same
EP83102512A EP0118579B1 (fr) 1981-09-08 1983-03-14 Cellules photovoltaiques en couche mince à hétérojonction et procédé pour leur fabrication
JP58042522A JPS59175165A (ja) 1981-09-08 1983-03-16 薄膜ヘテロ接合光起電力電池及びその製法
CA000423731A CA1188781A (fr) 1981-09-08 1983-03-16 Cellules photovoltaiques a heterojonction en couche mince, et leur fabrication
AU12543/83A AU542149B2 (en) 1981-09-08 1983-03-17 Thin film hetero junction photo-cells
IN985DE1985 IN172492B (fr) 1981-09-08 1985-11-22

Publications (1)

Publication Number Publication Date
IN172492B true IN172492B (fr) 1993-09-04

Family

ID=27542544

Family Applications (1)

Application Number Title Priority Date Filing Date
IN985DE1985 IN172492B (fr) 1981-09-08 1985-11-22

Country Status (6)

Country Link
US (1) US4388483A (fr)
EP (1) EP0118579B1 (fr)
JP (1) JPS59175165A (fr)
AU (1) AU542149B2 (fr)
CA (1) CA1188781A (fr)
IN (1) IN172492B (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4548681A (en) * 1984-02-03 1985-10-22 The Standard Oil Company (Ohio) Electrodeposition of thin film heterojunction photovoltaic devices that utilize Cd rich Hg1-x Cdx Te
US4680611A (en) * 1984-12-28 1987-07-14 Sohio Commercial Development Co. Multilayer ohmic contact for p-type semiconductor and method of making same
US4666569A (en) * 1984-12-28 1987-05-19 Standard Oil Commercial Development Company Method of making multilayer ohmic contact to thin film p-type II-VI semiconductor
US4650921A (en) * 1985-10-24 1987-03-17 Atlantic Richfield Company Thin film cadmium telluride solar cell
US4816120A (en) * 1986-05-06 1989-03-28 The Standard Oil Company Electrodeposited doped II-VI semiconductor films and devices incorporating such films
US4909857A (en) * 1986-05-06 1990-03-20 Standard Oil Company Electrodeposited doped II-VI semiconductor films and devices incorporating such films
US4735909A (en) * 1986-10-14 1988-04-05 Photon Energy, Inc. Method for forming a polycrystalline monolayer
US4873198A (en) * 1986-10-21 1989-10-10 Ametek, Inc. Method of making photovoltaic cell with chloride dip
US4764261A (en) * 1986-10-31 1988-08-16 Stemcor Corporation Method of making improved photovoltaic heterojunction structures
US4753684A (en) * 1986-10-31 1988-06-28 The Standard Oil Company Photovoltaic heterojunction structures
US4735662A (en) * 1987-01-06 1988-04-05 The Standard Oil Company Stable ohmic contacts to thin films of p-type tellurium-containing II-VI semiconductors
US4950615A (en) * 1989-02-06 1990-08-21 International Solar Electric Technology, Inc. Method and making group IIB metal - telluride films and solar cells
GB8905910D0 (en) * 1989-03-15 1989-04-26 Champion Spark Plug Europ Photosensitive semiconductor,method for making same and electronic switch comprising same
JP2913808B2 (ja) * 1990-09-25 1999-06-28 住友電気工業株式会社 ZnSe青色発光素子の製造方法
GB9122169D0 (en) * 1991-10-18 1991-11-27 Bp Solar Ltd Electrochemical process
US5393675A (en) * 1993-05-10 1995-02-28 The University Of Toledo Process for RF sputtering of cadmium telluride photovoltaic cell
US5541118A (en) * 1995-05-22 1996-07-30 Midwest Research Institute Process for producing cadmium sulfide on a cadmium telluride surface
CN1214469C (zh) * 2000-04-06 2005-08-10 阿克佐诺贝尔股份有限公司 制造光伏箔的方法
GB2384621B (en) * 2002-01-29 2004-07-07 Univ Sheffield Hallam Thin film photovoltaic devices and methods of making the same
US20050098202A1 (en) * 2003-11-10 2005-05-12 Maltby Robert E.Jr. Non-planar photocell
US7645933B2 (en) * 2005-03-02 2010-01-12 Wisconsin Alumni Research Foundation Carbon nanotube Schottky barrier photovoltaic cell
WO2006108314A1 (fr) * 2005-04-11 2006-10-19 Oc Oerlikon Balzers Ag Module solaire et son procédé d'encapsulation
US20070240758A1 (en) * 2006-04-14 2007-10-18 Thomas Spartz Double-sided solar module
US20080128020A1 (en) * 2006-11-30 2008-06-05 First Solar, Inc. Photovoltaic devices including a metal stack
FR2956869B1 (fr) 2010-03-01 2014-05-16 Alex Hr Roustaei Systeme de production de film flexible a haute capacite destine a des cellules photovoltaiques et oled par deposition cyclique des couches
WO2011133361A1 (fr) * 2010-04-21 2011-10-27 EncoreSolar, Inc. Procédé de fabrication de cellules solaires muni des couches d'interface en composé déposé par électrolyse
GB201019039D0 (en) 2010-11-11 2010-12-22 Univ Durham Method for doping a semi-conductor material and method for manufacturing solar cells
US9337363B2 (en) 2011-05-11 2016-05-10 International Business Machines Corporation Low resistance, low reflection, and low cost contact grids for photovoltaic cells
US9608144B2 (en) * 2011-06-01 2017-03-28 First Solar, Inc. Photovoltaic devices and method of making
US20130104985A1 (en) * 2011-11-01 2013-05-02 General Electric Company Photovoltaic device with mangenese and tellurium interlayer
US9508874B2 (en) 2012-03-09 2016-11-29 First Solar, Inc. Photovoltaic device and method of manufacture
US9698285B2 (en) 2013-02-01 2017-07-04 First Solar, Inc. Photovoltaic device including a P-N junction and method of manufacturing
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
US10062800B2 (en) 2013-06-07 2018-08-28 First Solar, Inc. Photovoltaic devices and method of making
US9871154B2 (en) 2013-06-21 2018-01-16 First Solar, Inc. Photovoltaic devices
US10529883B2 (en) 2014-11-03 2020-01-07 First Solar, Inc. Photovoltaic devices and method of manufacturing
CN105499596B (zh) * 2015-12-06 2017-12-12 桂林理工大学 在电沉积CdSe薄膜上自发生长Au纳米微粒的方法
US11522069B2 (en) * 2019-05-23 2022-12-06 University Of Utah Research Foundation Thin-film semiconductors

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1511190A (fr) * 1966-12-21 1968-01-26 Matsushita Electric Ind Co Ltd Procédé de fabrication des cellules photovoltaïques et nouveaux produits ainsi obtenus
JPS5138888A (en) * 1974-09-27 1976-03-31 Matsushita Electric Ind Co Ltd Handotaisoshino seizohoho
US3982260A (en) * 1975-08-01 1976-09-21 Mobil Tyco Solar Energy Corporation Light sensitive electronic devices
US4035197A (en) * 1976-03-30 1977-07-12 Eastman Kodak Company Barrier type photovoltaic cells with enhanced open-circuit voltage, and process of manufacture
JPS5313382A (en) * 1976-07-22 1978-02-06 Agency Of Ind Science & Technol Manufacture of thin-film light electromotive element
US4207119A (en) * 1978-06-02 1980-06-10 Eastman Kodak Company Polycrystalline thin film CdS/CdTe photovoltaic cell
JPS5536950A (en) * 1978-09-05 1980-03-14 Fuji Photo Film Co Ltd Manufacturing of thin film photocell
JPS5577179A (en) * 1978-12-05 1980-06-10 Agency Of Ind Science & Technol Solar cell and prepartion thereof
US4260427A (en) * 1979-06-18 1981-04-07 Ametek, Inc. CdTe Schottky barrier photovoltaic cell
CA1189173A (fr) * 1981-11-20 1985-06-18 Alice W.L. Lin Elements et methodes pour preparer les elements contenant des electrodes de contact a faible resistance pour semiconducteurs de type cdte

Also Published As

Publication number Publication date
JPS59175165A (ja) 1984-10-03
US4388483A (en) 1983-06-14
AU542149B2 (en) 1985-02-07
AU1254383A (en) 1984-09-20
CA1188781A (fr) 1985-06-11
EP0118579A1 (fr) 1984-09-19
EP0118579B1 (fr) 1989-07-26
JPH0563953B2 (fr) 1993-09-13

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