Having a stretch  2018 KAUST Having a stretch 2018 KAUST

Nano-infused black goo is incredibly stretchy and self-repairs

Silly putty just got smart, in the form of a viscous black gel that can stretch, self-repair and detect facial expressions.

A team led by Yizhou Zhang at the King Abdullah University of Science and Technology in Saudi Arabia and his colleagues added a type of graphene-like material called an MXene to another material called a hydrogel, which is a mix of water and a polymer.

The resulting putty was able to stretch to 35 times its original length. The material can also be easily reshaped, and if separated can be …

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By Frank Swain
(Source: newscientist.com; June 15, 2018; http://tinyurl.com/ybkjwzhu)
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