Ring polymers have no ends — so how do they relax? For that is the source of the problem — there aren't any loose ends in ring polymers. Within the framework of the tube model, that makes it ...
LanAnhHandmade on MSN3d
Leaf ring - Nature jewelry set - easy jewelry making from copper wire 394Nature jewelry set - easy jewelry making from copper wire With simple steps and simple tools Anyone can make their own ...
New research reveals Earth likely had Saturn-like rings 466 million years ago. Now scientists say this could point to ...
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