electric energy Archives – The Green Optimistic

Artificial Photosynthesis Could Power Homes on a Bottle of Water

Mike Sandru — Sun, 07 Mar 2010 05:25:40 +0000

MIT chemist Dan Nocera claims that with just one bottle of drinking water and four hours of sunlight, he can generate 30 KWh of electric energy, being enough to power an entire home. This process consist in a a cobalt-based catalyst that uses solar energy to split water and produce hydrogen.

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Bismuth-Ferrite Piezoelectric Material Opens New Roads for Energy Generation

Mike Sandru — Sun, 15 Nov 2009 16:32:58 +0000

Researchers at the UC Berkeley and the U.S. Department of Energy's Lawrence Berkeley Lab have developed a new lead-free material that generates electricity when exposed to stress. One day, this phenomenon called piezoelectricity could become as common as backyard grills.

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Cheap Nanotube Sensors to Detect Toxins in Water

Mike Sandru — Sat, 26 Sep 2009 18:08:56 +0000

A research team at Stanford has developed a new inexpensive sensor chip made with carbon nanotubes, being capable to detect rapid traces of TNT and poison in rivers, reservoirs.

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New Cheap Plastic Stick-On Solar Cells Could Power Future Electric Cars

Mike Sandru — Wed, 09 Sep 2009 19:40:51 +0000

Scientists at the University of Queensland have designed stick-on solar cells made from low-cost plastics, being cheaper than the silicon panels fixed to rooftops.

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