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Entropy 2004, 6(1), 96-101; doi:10.3390/e6010096
Received: 5 September 2003; Accepted: 25 December 2003 / Published: 21 March 2004
(This article belongs to the Special Issue Quantum Limits to the Second Law of Thermodynamics)
This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Abstract: A mechanism of a gated pore in a membrane is described. Fluxes of gas molecules pass through the pore and produce a pressure gradient in a process that challenges the second law.
Keywords: second law; Smoluchowski; Maxwell; nanotechnology