JPS57126173A - Solar cell - Google Patents

Solar cell

Info

Publication number
JPS57126173A
JPS57126173A JP56010733A JP1073381A JPS57126173A JP S57126173 A JPS57126173 A JP S57126173A JP 56010733 A JP56010733 A JP 56010733A JP 1073381 A JP1073381 A JP 1073381A JP S57126173 A JPS57126173 A JP S57126173A
Authority
JP
Japan
Prior art keywords
reflection preventive
refractive index
fluoride
preventive film
pentaoxide
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP56010733A
Other languages
Japanese (ja)
Inventor
Hirotaka Nakano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP56010733A priority Critical patent/JPS57126173A/en
Publication of JPS57126173A publication Critical patent/JPS57126173A/en
Pending legal-status Critical Current

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
    • H01L31/02Details
    • H01L31/0216Coatings
    • H01L31/02161Coatings for devices characterised by at least one potential jump barrier or surface barrier
    • H01L31/02167Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells
    • H01L31/02168Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells the coatings being antireflective or having enhancing optical properties for the solar cells
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Sustainable Energy (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)
  • Photovoltaic Devices (AREA)

Abstract

PURPOSE:To obtain the effective reflection preventive function in the wave length region covering a wide range at a solar cell in which a photovoltaic junction face and a reflection preventive film to cover thereof are provided in the surface layer part of a silicon substrate by method wherein the reflection preventive film is constituting of two layers having respectively the different refractive index. CONSTITUTION:P type impurities are made to be diffused in the surface layer part of the N type Si substrate 11 to form a P type layer, and the P-N junction to generae a photovoltage is made to be generated at the interface thereof. Then the first reflection preventive film 14 of titanium dioxide, tantalum pentaoxide, niobium pentaoxide, cerium pentaoxide, zinc sulfide, etc., having the refractive index of 2.20-3.8 is formed on the whole surface thereof, the second reflection preventive film 15 of calcium fluoride, sodium fluoride, cryolite, lithium fluoride, alminum fluoride, magnesium fluoride, etc., having the refractive index of 1.38 or less is adhered being piled up hereon, and the surface is made to have mirror condition. Accordingly the refractive index for wave length of 0.5-0.8mum having large intensity of rediating energy of sunlight can be made to low, and efficiency can be made even to about 1.5 times of the ordinary device.
JP56010733A 1981-01-29 1981-01-29 Solar cell Pending JPS57126173A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56010733A JPS57126173A (en) 1981-01-29 1981-01-29 Solar cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56010733A JPS57126173A (en) 1981-01-29 1981-01-29 Solar cell

Publications (1)

Publication Number Publication Date
JPS57126173A true JPS57126173A (en) 1982-08-05

Family

ID=11758490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56010733A Pending JPS57126173A (en) 1981-01-29 1981-01-29 Solar cell

Country Status (1)

Country Link
JP (1) JPS57126173A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2545271A1 (en) * 1983-04-28 1984-11-02 Rca Corp IMAGE PRODUCTION DEVICE HAVING IMPROVED QUANTUM YIELD AND MANUFACTURING METHOD THEREOF
JP2002270879A (en) * 2001-03-14 2002-09-20 Mitsubishi Electric Corp Semiconductor device
US6933436B2 (en) * 2000-04-27 2005-08-23 Konarka Austria Forschungs Und Entwicklungs Gmbh Photovoltaic cell

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5290288A (en) * 1976-01-19 1977-07-29 Optical Coating Laboratory Inc Silicone solar battery structure with twoolayer nonnreflective coating

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5290288A (en) * 1976-01-19 1977-07-29 Optical Coating Laboratory Inc Silicone solar battery structure with twoolayer nonnreflective coating

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2545271A1 (en) * 1983-04-28 1984-11-02 Rca Corp IMAGE PRODUCTION DEVICE HAVING IMPROVED QUANTUM YIELD AND MANUFACTURING METHOD THEREOF
US6933436B2 (en) * 2000-04-27 2005-08-23 Konarka Austria Forschungs Und Entwicklungs Gmbh Photovoltaic cell
JP2002270879A (en) * 2001-03-14 2002-09-20 Mitsubishi Electric Corp Semiconductor device

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