Separating rare earth metals with UV light

Researchers from the KU Leuven Department of Chemical Engineering have discovered a method to separate two rare earth elements - europium and yttrium - with UV light instead of with traditional solvents. Their findings, which ...

Are we independent of rare metals?

Numerous metallic elements are regarded as "critical": on one hand, they play an ever more important role in so-called future technologies and on the other, there is a high risk of supply bottlenecks. Small and medium-sized ...

A brighter design emerges for low-cost, 'greener' LED light bulbs

The phase-out of traditional incandescent bulbs in the U.S. and elsewhere, as well as a growing interest in energy efficiency, has given LED lighting a sales boost. However, that trend could be short-lived as key materials ...

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