----- Original Message ----- From: "Alberto Monteiro" <[EMAIL PROTECTED]> To: "Killer Bs Discussion" <[EMAIL PROTECTED]> Sent: Saturday, May 08, 2004 7:58 AM Subject: Re: New Material Grabs More Solar Energy
> > > > > One way to make solar cells more efficient is to find a material that > > will capture energy from a large portion of the spectrum of > > sunlight -- from infrared to visible light to ultraviolet. > > > I don't think this is _the_ problem for groundhogs. The problem > is [or was?] that the cost to assemble a solar cells is higher > than the cost of the energy it produces. So it's economically > viable to put solar cells in satellites, but nothing else. > I don't think that is true anymore. You can see solar cells in applications out on the street these days. A good example is the "School Zone" flashers (Hush Ronn! <G>) where using a solar panel to charge a battery is almost universal around here. xponent Spreading Like A Cancer Maru rob
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