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Topic: Photovoltaic cell



  
 Electrochemistry C
"Cell voltage" usually refers to nonequilibrium conditions, that is when current is flowing through the cell (although this convention is not always followed).
The current (or current density) flowing through an electrochemical cell that is charging/discharging the electrical double layer capacitance.
For a redox reaction, the combination of the oxidized and reduced species is often called the "redox couple." But it is also used to designate the combination of an anode and a cathode, especially for corrosion cells.
http://www.corrosion-doctors.org/Dictionary/Dictionary-C.htm

  
 Photovoltaics - PV Basics
Photovoltaic cells are connected electrically in series and/or parallel circuits to produce higher voltages, currents and power levels.
Photovoltaics (PV) or solar cells as they are often referred to, are semiconductor devices that convert sunlight into direct current (DC) electricity.
Photovoltaic systems can be designed to provide DC and/or AC power service, can operate interconnected with or independent of the utility grid, and can be connected with other energy sources and energy storage systems.1.7.1 Grid-Connected (Utility-Interactive) PV Systems.
http://www.fsec.ucf.edu/pvt/pvbasics

  
 Solar Electricity and Solar Cells in Theory and Practice: Photovoltaics
Cells connected in series have a higher voltage, while those connected in parallel produce more electric current.
In order to make the appropriate voltages and outputs available for different applications, single solar cells are interconnected to form larger units.
The output (product of electricity and voltage) of a solar cell is temperature dependent.
http://www.solarserver.de/wissen/photovoltaik-e.html

  
 Photovoltaic cell - Wikipedia, the free encyclopedia
A photovoltaic cell is a device that turns light into electric energy.
Amorphous cells are not crystals, but a thin layer of silicon vaporised on a cheap base such as glass.
This type of cell is typically used as a coating for windows, and on facades.
http://en.wikipedia.org/wiki/Photovoltaic_cell

  
 AllRefer.com - photoelectric cell (Electrical Engineering) - Encyclopedia
A phototransistor, which is a type of photovoltaic cell, can generate a small current that acts like the input current in a conventional transistor and controls a larger current in the output circuit.
The photovoltaic type of photoelectric cell, when exposed to light, can generate and support an electric current without being attached to any external voltage source.
Since the current from a photocell can easily be used to operate switches or relays, it is often used in light-actuated counters, automatic door openers, and intrusion alarms.
http://reference.allrefer.com/encyclopedia/P/photelcel.html

  
 different types of photovoltaic systems
Finally, 44 cell modules are available with a rated output voltage of 20.3 volts.
For almost all applications, the one-half volt produced by a single cell is inadequate.
Another application for 44 cell modules is a system with an extremely long wire run between the modules and the batteries or load.
http://www.polarpowerinc.com/info/operation20/operation23.htm

  
 Encyclopedia4U - Solar cell - Encyclopedia Article
A solar cell is a device that uses the photoelectric effect to generate electricity from light.
In late 2001, with batteries to provide power at night, desert climates can get power for about 8 cents per kilowatt hour using solar cells, batteries and electronic inverters.
Solar cells are used to power many kinds of equipment, including satellites, calculators, remote radiotelephones, and advertising signs.
http://www.encyclopedia4u.com/s/solar-cell.html

  
 Test results from a CdTe Photovoltaic cell
The test showed, that the thin film Cadmium Tellurium photovoltaic cell is superior at cloudy weather conditions.
You can download cte.xls (59 kb) to view the data from the test.
http://www.pege.org/cte/photovoltaic.htm

  
 Clean Energy Basics: Introduction to photovoltaic (solar cell) systems
Thin film technology has made it possible for solar cells to now double as rooftop shingles, roof tiles, building facades, or the glazing for skylights or atria.
Thin film solar cells use layers of semiconductor materials only a few micrometers thick.
When sunlight is absorbed by these materials, the solar energy knocks electrons loose from their atoms, allowing the electrons to flow through the material to produce electricity.
http://www.nrel.gov/clean_energy/photovoltaic.html

  
 Solar Thermal and Photovoltaic Collector Manufacturing Activities
Data for cells and modules are for terrestrial use only (i.e., excludes space applications).
Batteries for back-up power supply are an option that can be included.
Electricity generation, which consists of both grid-interactive and remote applications, continues to be the predominant end use for PV cells and modules.
http://www.eia.doe.gov/cneaf/solar.renewables/page/rea_data/chapter2.html

  
 biblio_rev
Progress in Photovoltaics: Research and Applications, 3, 129-134, 1995.
Progress in Photovoltaics: Research and Applications, 3, 295-306, 1995.
Progress in Photovoltaics: Research and Applications, 2, 317-326, 1994.
http://www.pv.bnl.gov/biblio.htm

  
 Photovoltaic Solar Cells & Solar Panels
Photo cells use this effect to generate electricity that we can use for charging batteries and operating small electronic equipment.
manufactures PDA and PC Solar Chargers, Solar Battery Chargers, Solar Battery Extenders, Cellphone Solar Battery Chargers and small Solar Panels as well as providing CRYSTALLINE PHOTOVOLTAIC SOLAR CELLS, cut to size in small or large quantities for customers.
We also have solar kits for charging rechargeable radio batteries and cell phones
http://www.plastecs.com/

  
 PV Power Resource Site
Photovoltaics is a semiconductor technology that silently converts light energy into direct-current (dc) electricity, with no moving parts, burning no fuel, and creating no pollution.
Photovoltaics, developed in its modern form in 1953-1954, has been used to power satellites in space since 1958; remote telecommunications, cathodic protection, and signaling systems since the mid-1960s; remote residential and commercial systems since the 1970s; and utility-intertied residential and commercial systems since the 1980s.
This is a site for the coordination and dissemination of information of global photovoltaic (PV) technologies, applications, history, and resources.
http://www.pvpower.com

  
 Cell Phones at Cellular Choices: Cell Phone Plans, Cellular Phones, Mobile Phones, Free Cell Phones
Cell phones, wireless phones, or mobile phones—Cellular Choices keeps you connected.
Our cell phones and cell phone plans are guaranteed to match your unique life style and fit within your budget as we work hard to bring you the best cell phone offers found on the web.
Shopping for wireless phones and mobile phones can be overwhelming so we have a complete listing of our phone offers with all of the information you will need to make an informed decision listing phone details, prices, and available cell phone plans.
http://www.cellularchoices.net

  
 McGraw-Hill AccessScience: Photovoltaic cell
Specially designed photovoltaic cells are used for power generation, as in solar batteries or solar cells, and for sensitive detection of electromagnetic radiation in radiometry, optical communications, spectroscopy, and other applications.
An important advantage of the photovoltaic cell in these particular applications is that no separate bias supply is needed
http://dx.doi.org/10.1036/1097-8542.512100

  
 Photovoltaic Electricity Animation
A better analogy is to think of the solar cell as an electron pump powered by the energy from sunlight.
The following animation illustrates how a solar cell cut from a single crystal of Silicone is able to convert sunlight into electricity.
If the photoelectric circuit is constructed correctly they will find their way back to the N junction through the external circuit.
http://www.jc-solarhomes.com/photovolt.htm

  
 pvresources.com - photovoltaic modules
Detailed description on solar cell technologies you will find in the technologies section.
A photovoltaic module is the basic element of each photovoltaic system.
The module efficiency is usually 1 to 3 % lower than the solar cell efficiency due to glass reflection, frame shadowing, higher temperatures etc. Table 1 represent some features of different solar module types.
http://www.pvresources.com/en/module.php

  
 Photovoltaic Cell Material Manufacturers in the United States
Product types: nano powders, aluminium foam, chromium, sun concentrating photovoltaic systems, battery components, photovoltaic cell materials, capacitor batteries, electric vehicle components, gas turbine electric generators.
Product types: battery chemicals, fluorescent lighting, photovoltaic cell materials, Ultrafine Battery materials, Carbon NanoTubes, LiCoO2, Hydrgen storage, Fluorencent lighting additives, Rare Earth Oxides, Nano- & Micro-scale powder materials supplier etc..
Service types: Testing, Cleaning, Sorting, and Etching of bulk silicon and wafers.
http://energy.sourceguides.com/businesses/byGeo/US/byP/solar/byB/mfg/pvCmat/pvCmat.shtml

  
 2001 Building Publications - Prediction of Building Integrated Photovoltaic Cell Temperatures.
This paper presents a new technique to compute the operating temperature of cells within building integrated photovoltaic modules using a one-dimensional transient heat transfer model.
The temperature of a photovoltaic module affects its electrical output characteristics and efficiency.
The National Institute of Standards and Technology (NIST) seeks to provide high quality experimental data that can be used to develop and validate these predictive performance tools.
http://fire.nist.gov/bfrlpubs/build01/art037.html

  
 MSN Encarta - Search Results - Photovoltaic Cell
Photovoltaic Cell, device that converts light directly into electrical energy.
Solar Energy : generation of electricity from solar energy: photovoltaic solar cells
MSN Encarta - Search Results - Photovoltaic Cell
http://ca.encarta.msn.com/Photovoltaic_Cell.html

  
 The E Connection: Off the Grid
Active uses of solar energy include capturing the sun's energy with photovoltaic cells, storing it, and using this stored energy to run yard lights or a solar car.
When we use coal or oil to power our cars and light our homes, we are relying on a nonrenewable energy source - that is, there is a limited amount of these substances in the earth.
The Science Store carries build-your-own model vehicles powered by photovoltaic batteries.
http://www.ktca.org/econnection/lessons/offgrid.html

  
 Forbes.com: Nanotechnology's Disruptive Future
A roll-to-roll process similar to high-speed printing offers a high-volume approach that doesn't require high temperatures or vacuum equipment.
Integrated into the roof of a bus or truck, they could split water via electrolysis and generate hydrogen to run a fuel cell.
Long before it's possible to commercialize the biologically self-assembled Pentium 40, there will be biological components inside your television set or cell phone battery."
http://www.forbes.com/home_asia/investmentnewsletters/2004/10/21/cz_jw_1021soapbox.html

  
 Bell Labs
Another great breakthrough by Bell Labs was the development of the photovoltaic cell.
Also called "solar battery", this device will hopefully allow us to become independent of the oil companies and power our homes and electric cars from the sun.
Photovoltaics - Solar Battery (solar cells/panels) made practical by Bell Laboratories in 1954.
http://www.bellsystemmemorial.com/belllabs.html

  
 Mitsubishi Electric Expands Photovoltaic Cell Production
Find out the latest in wireless news from Japan.
photovoltaic (PV) cells and modules at its Nakatsugawa (Iida Factory, Nagano Prefecture) and Kyoto Works (Kyoto Prefecture) from 90MW to 135MW by April 2005, in response to a sharp increase in demand in the domestic and overseas markets.
Tokyo (JCNN) - Mitsubishi Electric (TSE: 6503) has announced that it will expand annual production capacity of photovoltaic (PV) cells and modules at its Nakatsugawa (Iida Factory, Nagano Prefecture) and Kyoto Works (Kyoto Prefecture) from 90MW to 135MW by April 2005, in response to a sharp increase in demand in the domestic and overseas markets.
http://www.japancorp.net/Article.Asp?Art_ID=8114

  
 Publicatie ECN ZW: Development of photovoltaic cell and module technologies (ECN-RX--99-013)
Publicatie ECN ZW: Development of photovoltaic cell and module technologies (ECN-RX--99-013)
An introductory overview of photovoltaic cell and module technologies is given, addressing operating principles and efficiency limitations, state-of-the-art in laboratory cells and commercial modules, environmental and economic aspects, and development issues and perspectives.
Paper, presented at the UK Solar Energy Society Silver Jubilee Conference, 13-15 May 1999, Brighton, United Kingdom
http://www.ecn.nl/library/reports/1999/rx99013.html

  
 Development of a Fabrication Process for a new type of Photovoltaic Cell
Development of a Fabrication Process for a new type of Photovoltaic Cell
http://www.isat.jmu.edu/ENERGY/projects98/cell.html

  
 Photovoltaic Cell Businesses in the World
Locate Photovoltaic Cell Businesses in the World by business types such as manufacturers, retail sales businesses, wholesale suppliers, service businesses such as system design, system installation, architectural services, non-profit organizations, trade associations, and other types of businesses.
Locate Photovoltaic Cell Businesses in the World by country.
Or search the entire renewable energy business directory using keywords.
http://energy.sourceguides.com/businesses/byP/solar/pvC/pvC.shtml

  
 solar photovoltaic cell project
This collaborative project is designed to have middle school students examine how latitude effects the amount of power generated from a solar cell.
Together they come up with a simple experiment to help him calculate how many solar cells he would need to play his Nintendo.
The food we eat and even the air we breathe, are all due to the energy of the sun.
http://www.angelfire.com/nj2/solarenergy/

  
 Nanoporous n-[image]/selenium/p-CuCNS photovoltaic cell
The efficiency of the cell seems to be limited by surface recombination and the presence of voids in the
http://stacks.iop.org/0022-3727/31/2326

  
 Photovoltaic cell: efficiency of energy conversion
Two additions to student experiments with a photovoltaic cell are described.
Received 3 August 1999, in final form 9 November 1999
http://stacks.iop.org/0143-0807/21/159

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