You probably don't think of them that way, but Blu-ray discs have a gorgeous color. In fact, the same physics that gives butterfly wings and housefly eyes their iridescent shine are also at work on Blu-ray. All are examples of what physicists call structural color, which are colors created not from pigments, but from translucent, microscopic shapes that capture light and reflect it in such a way that it appears colored to the human eye. Blu-ray discs are so great at capturing light, a team of engineers from Northwestern University thought they would test how well Blu-ray works for solar…
de Popular Science - Technology
Ver também Blog Brasil Acadêmico
