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(TG Daily)   Scientists use sunlight to produce steam without boiling water   ( divider line
    More: Interesting, sunlight, desalinations, water purification, distillates, nanotechnology, steam, American Chemical Society, nanoparticles  
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3617 clicks; posted to Geek » on 25 Nov 2012 at 4:20 AM (5 years ago)   |   Favorite    |   share:  Share on Twitter share via Email Share on Facebook   more»

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2012-11-25 03:57:53 AM  
2 votes:

Amos Quito: FTA: "The potential societal benefits are staggering," said Paul Weiss, Ph.D., editor-in-chief of ACS Nano.

"They include more energy-efficient distillation of alcohol," ...

Say no more.

I'm in.

But do you really want to ingest these nano particle? I bet the can't filter them all out.

Think about what would happen when you go out in the sunlight. You'll boil, or even worse, sparkle.
2012-11-25 02:35:12 PM  
1 vote:
I'm still having a little trouble wrapping my head around this part:

"...The authors show that sunlight can be used to create steam with virtually no wasteful heating of the surrounding liquid."

Why wouldn't the vapor bubbles cool in contact with the liquid and collapse?
2012-11-25 01:11:30 AM  
1 vote:
I'm hoping and guessing that the quantity of nanoparticles used would not be enough that if they got flushed (or flooded or tsunamied) into water outside the facility that it would not start boiling water and everything in it.

Otherwise, sounds cool.
2012-11-24 11:08:12 PM  
1 vote:
This sounds positively revolutionary.
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