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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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two men standing against a gray background
Photo Credit
Jeff Liang
Professors Andrew Jayich, left, and Jon Schuller
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James Hartle at the Sante Fe Institute in 2011.
Photo Credit
Copyright: Babak Dowlatshahi
Jim Hartle provided a grounding, yet inspiring presence to his friends and colleagues.
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lab equipment
Photo Credit
McLean Echlin
The prototype of UCSB's TriBeam microscope, developed by the Tresa Pollock Lab before it was commercialized by Thermo Fisher Scientific
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Side view of a researcher in a lab, wearing goggles and a white coat, looking down
Photo Credit
Elena Zhukova
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A diverse collection of college-aged people sitting in the sun on a building deck, reading
Photo Credit
Matt Perko
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group shot of scientists
Photo Credit
Kelsey Leonard
Scientists from a broad range of disciplines converged on the UCSB campus for the Institute of Complex and Adaptive Matter's annual Week of Science