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Articles tagged with: gold

METAL, WATER »

[14 Jun 2011 | No Comment | 2,356 views]
Metals that go from Hard to Soft on Command! (No Jokes, Please)

“The firmness of a boiled egg can be adjusted at will through the cooking time. Some decisions are, however, irrevocable – a hard-boiled egg can never be reconverted into a soft-boiled one. There would be less annoyance at the breakfast table if we could simply switch back and forth between the different degrees of firmness of the egg.
Similar issues arise in the making of structural materials such as metals and alloys. The materials properties are set once and for all during production. This forces …

FIRE, METAL »

[12 Nov 2010 | No Comment | 4,401 views]
Gold Nanoparticles Could Turn Street Trees into Street Lights!

Remember King Midas from Greek mythology?  Everything he touched turned to gold.  At first this was completely awesome and Midas ran around excitedly touching pots, spoons and incidental house cats, turning them all into gold so that he’d be able to trade the newly be-goldened objects for other things he wanted, like a quart of the very best EVOO or a deluxe chariot with side-impact airbags.  But Midas soon realized, much to his chagrin, that turning everything he touched into gold made simple actions like eating, hugging his significant other, or putting on a clean tunic highly problematic. 

Image courtesy pakrockerx.com
I was reminded of the …

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