Self-Organized Origami Structures via Ion-Induced Plastic Strain
Khattiya Chalapat , * Nikolai Chekurov , Hua Jiang , Jian Li , Babak Parviz ,
and G. S. Paraoanu
Movement and deformation due to stress relaxation occurs in a variety of natural or artifi cially-induced processes. In nature, some plants have evolved their organs as movable origami to
increase their reproductive success. In ice plants, the opening of the seed capsule is caused by a water-actuated strain mechanism. After the rain, the cells are full of water, causing the
expansion along the lid axis, and eventually the opening of the seed capsule. Similar to the ice plant seeds, various other objects move and deform through stress relaxation, ranging from
curling of fl owers, self-organization at nanometer scale, to deformation of plasmid DNA in bacteria.
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