“ One other case which violates the second law exists. A gas in a gravity field moves heat downward. This means that the bottom of a container of gas... (read full comment) ”
Posted on March 6, 2012 at 4:36 PM EST
“ Alta's solar cell is amazing. But another type of cell should be investigated. Using a Schottky diode instead of a conventional diode can allow a... (read full comment) ”
Posted on March 6, 2012 at 4:27 AM EST
“ Oilsands are good All oil is heated to distill it into fuels and oils. And the heat used to heat the sand is also recoverable. Methane is not... (read full comment) ”
Posted on April 13, 2011 at 5:39 AM EDT
“ Curbing carbon is only a good idea if carbon is the real culprit. In fact, carbon dioxide already blocks all infrared at 15-microns. More carbon... (read full comment) ”
Posted on April 13, 2011 at 5:19 AM EDT
“ Amorphous silicon is a better choice... Ideas are a dime a dozen. GE is going with a better idea. I think GE should develop silicon thin-film... (read full comment) ”
Posted on March 25, 2010 at 12:14 AM EDT
“ A new solar cell... Microwaves in sunlight can be harvested. Typically, a microwave antenna with a diode is able to capture the energy. A parallel... (read full comment) ”
Posted on April 4, 2010 at 3:20 AM EDT
“ Other interesting fuels... Formic acid is carbon monoxide in water. Another interesting compound is hydrogen peroxide, which is a liquid that can... (read full comment) ”
Posted on April 2, 2010 at 2:40 PM EDT
“ A better idea... A microwave antenna requires a diode in series to capture energy. A parallel array of such antennas and diodes can capture more... (read full comment) ”
Posted on April 1, 2010 at 3:33 AM EDT
“ Only an Illusion of Worsening Odds.. It is an illusion that more carbon dioxide will stop more infrared from escaping into space. In fact, CO2... (read full comment) ”
Posted on March 20, 2010 at 2:17 AM EDT
“ Boost using another method... Nanopillars boost efficiency because area of undoped silicon is greater. Another method to increase area is to use a... (read full comment) ”
Posted on March 19, 2010 at 2:54 AM EDT
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