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The latest news from academia, regulators
research labs and other things of interest

Stick and slip

It has long been accepted that such a thin layer of lubrication between sliding surfaces alternates along with the cycles of sticking and slipping; it starts as a solid, turns to liquid in the slipping phase and then back to a solid when the surfaces stick once again. But a recent paper suggests this model is incorrect.

Posted: Sep 3rd, 2015

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Quantum dot solar cell exhibits 30-fold concentration

By combining designer quantum dot light-emitters with spectrally matched photonic mirrors, a team of scientists created solar cells that collect blue photons at 30 times the concentration of conventional solar cells, the highest luminescent concentration factor ever recorded.

Posted: Sep 2nd, 2015

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