Researchers at The University of Osaka, in collaboration with ULVAC, Inc. and Ritsumeikan University, have developed a new ...

Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...

A photon enters a tiny disk of layered crystal no wider than a human hair. It circles the rim, bouncing along atomically ...

To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...

Scientists have been working for years to harvest the power of ambient radio waves to power small devices, and these days there is hardly a richer source of these signals than Wi-Fi networks.

Researchers at OSRAM Opto Semiconductors have succeeded in manufacturing high-performance blue and white LED prototypes in which the light-emitting gallium-nitride layers are grown on silicon wafers ...

SEOUL, South Korea--(BUSINESS WIRE)--Samsung Electronics Co., Ltd., a world leader in advanced component solutions, announced today that it has introduced “Fx-CSP,” a line-up of LED packages which ...

Add Yahoo as a preferred source to see more of our stories on Google. An international team of scientists led by researchers at the Peking University in China has designed a revolutionary ‘all-optical ...