The school bell had rung five minutes earlier. Its echo had long dissolved into the midday air, swallowed by the familiar noise of a Ghanaian school in motion ...
Researchers at the University of Illinois have discovered a surprising mathematical connection between two areas of condensed-matter physics that were long considered separate. The electronic and ...
A newly studied ferroelectric crystal can tune and manipulate ultraviolet and blue light in ways that could transform integrated photonics.
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