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Maxwell's demon tamed

Posted January 31, 2007 1:58 PM

From PhysicsWeb News:

A manmade molecular machine that can drive a system away from equilibrium is the first to do so using an "information ratchet", claim researchers in Scotland. The machine, in which a light-powered gate controls the transport of molecules, uses a similar principle to Maxwell's demon, a famous thought experiment devised to challenge the second law of thermodynamics

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Physicist
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Join Date: Oct 2006
Posts: 488
#1

Re: Maxwell's demon tamed

02/01/2007 9:04 AM

It's an interesting arrangement, and could have consequences. But, regarding the "Maxwell's demon" diversion: in this respect, isn't this just a photon-driven pump?

Fyz
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