News tagged with energy

Towards more efficient solar cells

A layer of silicon nanocrystals and erbium ions may help solar cells to extract more energy from the ultraviolet (UV, high-energy) part of the solar spectrum. Experimental physicists from the FOM Foundation, ...

Aug 13, 2014
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NuSTAR sees rare blurring of black hole light

NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) has captured an extreme and rare event in the regions immediately surrounding a supermassive black hole. A compact source of X-rays that sits near the ...

Aug 12, 2014
4.5 / 5 (35) 12

More energy from biofuel

Oil produced from biomass - such as wood chips or plant residues - seldom has the same quality and energy content as 'classical' crude oil. A new, simple catalyst, developed at the University of Twente, improves ...

Aug 07, 2014
3.7 / 5 (7) 0