Smart Material Changes Color When Stressed
Here is an innovative smart material that can change colour. The materials belong to a group called mechanocromics—polymers that will change their response to light when physically altered. And opacity when stretched could have applications ranging from windows to encoding devices.
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href=”http://www.gizmag.com/mechanochromic-light-color-fluorescence-uconn/43416/”>http://www.gizmag.com/mechanochromic-light-color-fluorescence-uconn/43416/</a>