Researchers at Ukraine's Lashkaryov Institute of Semiconductor Physics have been studying current crowding and electrical efficiency degradation in vertical indium gallium nitride(InGaN)light-emitting diodes(LEDs)made from material grown on ...
Tags: Vertical InGaN/SiC LEDs, SiC substrates, massive heat sink
Sensor Electronic Technology, Inc (SETi) of Columbia, South Carolina USA, announced record efficiencies of UV LEDs operating in the germicidal UV-C range of 11% external quantum efficiency (EQE) with a corresponding wall-plug efficiency ...
Tags: uvc led
SemiLEDs Corporation (NASDAQ: LEDS), a leading developer and manufacturer of LED chips and LED components, today announced that its UV LED chips are capable of emitting radiation at a wavelength of 390-420 nm with 40% external quantum ...
Tags: Market View, led diode, led chip