So far LEDs emitting at 210–400 nm have already been demonstrated (Box 1). A semiconductor LED is a solid-state ... 365 nm (the bandgap of GaN). Light-emitting diodes with an emission wavelength ...

The evolution of TV tech seems to move at a lightning pace. But if you already keep your eyes peeled for the latest AV trends ...

† State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China ‡ Department of Physics, Jilin ...

You may have had a light bulb pop or even explode on you, which can be caused by any number of issues, but can it still happen with an LED light bulb?

Hoover Pugedo light traps were modified for use with green and blue-light-emitting diodes to trap phlebotomine sandflies in ... and Micropygomyia echinatopharynx(17.25%).The green LED trap prevailed ...

The purpose of this study was to evaluate the effect of green monochromatic light emitting diodes (LED) or white fluorescent lamps on the growth performance of broilers reared in open houses. Two ...

correlated color temperature (CCT), and chromaticity coordinates of white-red light-emitting diodes (LED) configurations under diverse operating conditions. The heatsink temperature, white LED driving ...

Abstract: The structure of a single light-emitting diode (LED) chip for operation under high voltage alternating current (ac) conditions was proposed. The chip was designed and fabricated as an ...

Due to the fragility and the poor optoelectronic performances of Si, it is challenging and exciting to fabricate the Si-based flexible light-emitting diode (LED) array devices. Here, a flexible LED ...

Over the course of weeks, I tested the top-rated CurrentBody LED ... diodes for coverage all over the face and the LEDs emote the 3 most clinically studied wavelengths for anti-aging; red light ...