News tagged with photons

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 4.7 / 5 (17) 6

The world's first photonic router

Weizmann Institute scientists have demonstrated for the first time a photonic router – a quantum device based on a single atom that enables routing of single photons by single photons. This achievement, ...

Jul 14, 2014 4.9 / 5 (31) 10

Existence of new element confirmed

Remember the periodic table from chemistry class in school? Researchers from Lund University in Sweden have presented fresh evidence that confirms the existence of a previously unknown chemical element. The ...

Aug 27, 2013 4.8 / 5 (88) 14 | with audio podcast

A step closer to a photonic future

The future of computing may lie not in electrons, but in photons – that is, in microprocessors that use light instead of electrical signals. But these so-called photonic devices are typically built using ...

Feb 19, 2014 4.4 / 5 (12) 0

Seeing a photon without absorbing it

Light is of fundamental importance. It allows us to see the world around us and record pictures of our environment. It enables communication over long distances through optical fibers. All current methods ...

Nov 14, 2013 4.8 / 5 (34) 4 | with audio podcast