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Retrieved on: 2018-02-03 02:37:32
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<div><b>Shape memory alloys</b> are metals that react to changes in temperature, growing, shrinking or twisting. The metals are packaged into torque tubes, about 10 inches long, and half an inch in diameter, with splines on either end. Researchers at NASA Glenn, also part of the project, tuned the material by ...</div>
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