Topic description and stories

Out of the red and into the blue: making the LED revolution cost-effective

07 Oct 2014

Today, the Nobel Prize for Physics 2014 has been awarded to Isamu Akasaki, Hiroshi Amano and Shuji Nakamura for their invention of a new energy-...

Read more

Low-cost LEDs for saving energy and improving health

28 Mar 2013

Gallium nitride has been described as “the most important semiconductor since silicon” and is used in energy-saving LED lighting. A new £1million...

Read more
Green LEDs

Lighting for the 21st century

01 Aug 2009

A remarkable light-emitting material, gallium nitride, could slash electricity consumption, purify water and kill superbugs.

Read more