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GreenPlease

  • 10 Comments Posted
Reinventing the Gasoline Engine

^ What you are missing is the ability to change mixtures on the fly to satisfy different combustion conditions. What these researchers have... (read full comment)  

Posted on June 7, 2010 at 1:50 PM EDT

Trading Shares in Milliseconds

HFT=Efficient Pricing ^As usual, people comment who have no idea how the financial system works... Those that have the view that high frequency... (read full comment)  

Posted on December 23, 2009 at 8:48 AM EST

+ 1 more comment posted in this discussion

More-Efficient Thermoelectrics

Peak efficiency is reached at a temperature delta of 900F. Very doable in the exhaust of a car, though not so much for a NG or coal fired plant. ... (read full comment)  

Posted on July 25, 2008 at 9:48 PM EDT

Does Car-Mounted Solar Make Sense?

I see it as a luxury item.... There are lots of add ons that don't make sense in cars. I don't see why a solar roof should be subjected to such... (read full comment)  

Posted on July 14, 2008 at 11:41 AM EDT

+ 1 more comment posted in this discussion

A Picowatt Processor

In order to extract "ambient energy" or in this case heat from the human body, a temperature differential would be necessary which means that part... (read full comment)  

Posted on July 8, 2008 at 10:09 AM EDT

Toward Cheaper, Robust Solar Cells

While charcoal (essentially acting as a black body) would do a much better job of utilizing solar energy than PV for direct heat purposes, it would... (read full comment)  

Posted on March 16, 2008 at 8:29 PM EDT

Electromagnetic Railgun Blasts Off

EEStor Just a thought: Does anyone see a link here with EEStor? I know that LockheedMartin has been the primary developer of railguns for years... (read full comment)  

Posted on February 7, 2008 at 9:35 PM EST

Cheap Hydrogen

Good for synthetic fuels... An obvious near term application is to use this technology to create liquid fuels. A hydrogen intense liquid fuel,... (read full comment)  

Posted on January 31, 2008 at 9:40 PM EST

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