Sentences with phrase «copolymer structural colors»
Thomas said one of his former Ph.D. students at MIT, Cheolmin Park, who is now a professor at Yonsei University, wanted to collaborate on developing printable and rewritable copolymer structural colors.
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These structural colors were printed on the same sheet of paper coated with copolymers through the application of ammonium persulfate and ethanol.
The researchers found that they could use a single, colorless, water - based ink based on ammonium persulfate (APS) to control how the copolymers cross-link in various locations, which impacts their subsequent thickness and hence the structural colors that are reflected.