Ultraviolet Light Emitting Diodes (UV-LEDs) are widely available and affordable but notoriously inefficient. Past research in UV-LEDs focused on material quality and design, but Electrical Engineering ...

Researchers at The University of Osaka, in collaboration with ULVAC, Inc. and Ritsumeikan University, have developed a new LED structure that generates circularly polarized light from a single chip.

NEW DELHI: After reading about the cost-effective benefits of LED lights, you might be all set to change your home lights with LED bulbs. But, before you go ahead and replace your home lighting with ...