LEDs work by converting electrical energy into photons in a layer made of a semiconductor. Research into new semiconductor materials is key not only to further improving the energy efficiency of these ...

Scientists transformed existing optoelectronic devices into ones that can control electron spin at room temperature, without a ferromagnet or magnetic field. Researchers replaced the electrodes of ...

http://www.dialight.comInitially, the interest in replacing incandescent lamps with light-emitting diodes (LEDs) was sparked by the potential to reduce energy ...