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Against the Grain

Posted on March 4, 2009 by swansont

Swimming against the Tide

[P]olymers in a solution that isn’t at a uniform temperature behaved in an unexpected way, with the longer molecules drifting toward the coldest region and the very shortest ones drifting toward the warmest region.

Reminiscent of the Brazil Nut sorting problem

This entry was posted in Experiments, Other science, Physics by swansont. Bookmark the permalink.
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