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.
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 ...
Focusing on mobile-appliance markets, the UT230, XB500, and XT290 chip LEDs backlight blue and white keypads, power the flash in digital cameras, and provide LCD backlighting, respectively. The UT230 ...