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Solar Cell Antennas In Wireless Communication And Radio Broadcast Systems
White Papers This paper describes the application of photovoltaic (PV) solar cells in planar antenna structures. Both single solar cells as well as solar cell arrays can be used as antennas. The radiating patch element of a planar antenna is replaced by a solar...
[January 1, 1970, 0:59]
Display Company Powers Up Prospects
News Cambridge Display Technology will use a grant to brighten the prospects for solar cells as well as flat-panel monitors. The grant will help the privately held company develop efficient and commercially viable solar cells using its light-emitting...
[July 25, 2002, 8:28]
IBM Bets On CIGS With Solar-cell Deal
News IBM on Monday is expected to announce a deal with a Japanese semiconductor equipment manufacturer to make thin-film solar cells from CIGS — a combination of copper, indium, gallium and selenide. Once made at large volumes on a glass substrate, the...
[June 16, 2008, 8:49]
An End To Recharging For Mobile Phones
News Until now, the tiny amount of space available in a mobile phone or PDA was too small to allow integration of fuel cells and solar cells, Fraunhofer researchers told ZDNet. Manufacturers of solar cells meanwhile continue to raise the efficiency of...
[April 18, 2001, 14:25]
IBM Throws Weight Behind Environmental Efforts
News The programme, called Big Green Innovations, takes aim at everything from creating "carbon dashboards" that help corporations lower their supply chain's carbon emissions to designing energy-efficient data centres and more powerful solar cells.
[March 7, 2007, 8:36]
Radioactive Laptops? Perhaps Not...
Blog This is a way of generating electricity much as solar cells generate power from photons, only by using high energy electrons generated from the beta decay of certain radio-isotopes. While solar cells have the same problem, it's to a much lesser...
[October 2, 2007, 12:09]
Nanotech Sheds Light On Solar Revolution
News One unexpected benefit of the particles is that they can also capture infrared energy from the sun and turn it into electricity, which could boost the performance of flexible solar cells. Unfortunately, to date, polymer solar cells, which harvest...
[January 18, 2005, 16:00]
Broadband Takes To The Sky
News Helios' 14 electric motors run on solar power generated by 65,000 solar cells by day, and on fuel cells energised by solar power by night. Helios will be able to stay in the air for six months or longer because of its fuel cells and a limited...
[August 14, 2001, 9:45]
Establishment Wakes Up To Green Tech
News Now, GE is increasing its R&D and marketing development budgets to create a larger name for itself in coal gasification, wind power and fuel cells. That's a major commitment, and that includes fuel cells, wind, coal gasification, combined cycle and...
[January 30, 2006, 11:20]
'Green' IT: A Feasible Proposition?
News Solar Data Centres was started about five years ago, when May acquired a small Web-hosting company called Solar Host that used photovoltaic cells to power about 12 servers. This sun-powered data centre will certainly not be the first to use...
[September 27, 2004, 17:05]
Solar-powered Planes For 3G And Broadband
News Currently, the plane must land at night but SkyTower is trying to create fuel cells that would store enough energy to allow the plane to stay in position circling a city overnight. Such fuel cells could enable an airplane to stay in the air for up...
[July 23, 2002, 14:50]
IT Firms Strive To Become Green Giants
News Other products that make up the Energy & Ecology project include solar energy systems, air conditioning equipment, fuel cells, water processing systems, and heat pump water heaters. However, the production of photovoltaic cells requires a great...
[November 11, 2004, 16:45]
Intel Creates Spin-off Solar-cell Company
News Intel made a big leap into the burgeoning clean-tech sector on Monday by creating SpectraWatt, a spin-off company that will manufacture solar cells. The venture expects to start breaking ground on a facility in the middle of this year in Oregon and...
[June 17, 2008, 8:30]
Infront Systems And EMC Corporation Take A 'Blue Sky' Approach With IT For Queanbeyan Council
White Papers Queanbeyan is now a commercial centre for high-tech local companies producing laser optics, printed circuit boards and solar cells while others produce fashion, commercial display systems and office furniture.
[January 1, 1970, 0:59]
IBM Uses Liquid Metal To Boost Solar-cell Efficiency
News Concentrator-based photovoltaics can offer the lowest-cost solar electricity for large-scale power generation, provided the temperature of the cells can be kept low, and cheap and efficient optics can be developed for concentrating the light to...
[May 16, 2008, 13:20]
Silicon Balls Drop In Zero G For Solar Cell Magic
Blog Rather magically, thousands of highly efficient, highly tiny, very spherical solar cells are created. The minute cells pour out of the base of the fab like so many grains of sand. What do you think happens when you dribble molten silicon at...
[March 10, 2008, 21:30]
Rupert Goodwins' Diary
Blog Doctors in Illinois have implanted experimental chips into the retinas of patients with eye damage: powered by solar cells, these are designed to replace damaged light-sensitive cells with a version of the circuitry you find in camcorders.
[August 3, 2001, 15:55]
Inkjet Printers Are Chip Factories Of The Future
News Experiments at the University of Arizona, Tucson, have demonstrated moving images made out of organic LEDs and power generating arrays of plastic solar cells, but show potential for many more kinds of output.
[April 11, 2002, 17:33]
Rupert Goodwins' Diary
Blog Casio has some solar cells that achieve unheard-of efficiencies, work at very low light levels and are much easier to make than before: good, solid work that means your laptop will keep going longer if you leave it in the sunlight (but not...
[May 17, 2001, 19:04]
Toshiba Fires Up Methanol Fuel Cell
News Some researchers are working on developing more-efficient solar cells; others are looking to harness the energy stored in radioactive material. But with the leading power technologies having only another 15 percent to 25 percent room for...
[March 6, 2003, 8:39]
