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Physics

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green and purple objects
Photo Credit
Fangzhou ZhaoI, Van de Walle group
Concept illustration of non-radiative recombination, in which electron-hole interaction at a defect in the atomic structure results in heat, rather than light, being emitted. Jim Speck will use his Vannevar Bush Award to advance understanding of the physics of such interactions.

Little-understood physics in gallium-nitride LEDs garners UCSB’s Jim Speck a prestigious Vannevar Bush award

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A Fleeting Blue Glow
photo of Joseph Incandela

Allied for Innovation

Not So Elementary

Competition Physics
Stefano Tessaro and Andrea Young

New Research Horizons

Science vs. Cinema

Fundamental Fellows