News tagged with photonic crystal

Earth's core reveals an inner weakness

(Phys.org) —The word "core" conjures up an image of something strong. However, new experiments show that the iron found in the Earth's core is relatively weak. This finding is based on x-ray spectroscopy ...

Jan 27, 2014 4.8 / 5 (19) 0 | with audio podcast

Flexible polymer opals

A synthetic material which mimics the brightest and most vivid colours in nature, and changes colour when twisted or stretched, has been developed by researchers at the University of Cambridge, and could have important ...

May 29, 2013 4.2 / 5 (5) 1 | with audio podcast