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Chemistry

Water vapor sets some oxides aflutter

When one type of an oxide structure called perovskite is exposed to both water vapor and streams of electrons, it exhibits behavior that researchers had never anticipated: The material gives off oxygen and begins oscillating, almost…

Discovery: A new form of light

Glow-in-the-dark stickers, weird deep-sea fish, LED lightbulbs -- all have forms of luminescence. In other words, instead of just reflecting light, they make their own. Now a team of scientists from the University of Vermont and Dartmouth…