h a l f b a k e r yAlmost as great as sliced bread.
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Both the mechanisms you suggest are only capable of exerting very small forces. Therefore, to make this idea practical, extremely powerful lasers will be required. [+] |
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I am earnestly optimistic that the amazing 2/10 of a mm at laser tractor beams is bigger than touch sensors at nerves! |
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I believe this has been done in the past using electroactive
polymers to actually change the shape/texture of the
surface. |
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