News tagged with light emitting diode

Researchers develop first single-molecule LED

The ultimate challenge in the race to miniaturize light emitting diodes (LED) has now been met: a team led by the Institut de Physique et de Chimie des Matériaux de Strasbourg has developed the first ever ...

Feb 03, 2014
4.9 / 5 (22) 0 | with audio podcast

Probing the inner secrets of nanowires

(Phys.org) —Semiconductor nanowires (NWs) are vanishingly small: NWs from a recent batch made by scientists in PML's Quantum Electronics and Photonics Division measure about 200 nanometers in diameter (less ...

Dec 13, 2013
5 / 5 (2) 0 | with audio podcast

Laser diodes versus LEDs

Solid-state lighting based on light-emitting diodes (LEDs) is the most efficient source of high color quality white light. Nevertheless, they show significant performance limitations such as the "efficiency ...

Nov 11, 2013
4.8 / 5 (4) 0

Novel LEDs pave the way to cheaper displays

Researchers from the universities of Bonn and Regensburg have developed a novel type of organic light-emitting diode (OLED). These lights are suitable for the design of particularly energy-efficient cheap ...

Nov 08, 2013
5 / 5 (14) 2 | with audio podcast

Shanghai prof claims Li-Fi advance, prepares show kits

(Phys.org) —Scientists say "Li-Fi," Wi-fi connectivity from a light bulb, is making new advancements. Chi Nan, information technology professor at Shanghai's Fudan University, at work with a research team of ...

Oct 21, 2013 weblog
4.9 / 5 (14) 5 | with audio podcast