The patent-pending LED creates a more precise wavelength of UV light than today's commercially available UV LEDs, and runs at much lower voltages and is more compact than other experimental methods for creating precise wavelength UV light. ...
Tags: Ultraviolet LED
Taiwan's Everlight Electronics Co Ltd has expanded its high performance JU series of chip-on-board (COB) LEDs to include 7, 10 and 15 W types in addition to the existing 4W version. COB LEDs are suited for directional applications that ...
Tags: Everlight LEDs, Electrical, Electronics, taiwan
Researchers based in the USA have used a double-heterostructuring based on order-disorder properties of aluminium indium phosphide (AlInP) to produce 'amber-green' light-emitting diodes (LEDs) [Theresa M. Christian et al, J. Appl. Phys., ...
Tags: LEDs, Electrical, Electronics
Researchers at the Georgia Institute of Technology want to put your signature up in lights – tiny lights, that is. Using thousands of nanometer-scale wires, the researchers have developed a sensor device that converts mechanical ...
Tags: Piezo-Phototronic Effect
Researchers in China have used laser micromachining to boost light extraction efficiencies of nitride semiconductor light-emitting diodes (LEDs) by up to 46% [Bo Sun et al, J. Appl. Phys., vol113, p243104, 2013]. The team was based at ...
Tags: LED, Laser Sculpting, Electrical, Electronics
Sure Artemide's Logico soffitto singola looks good by itself. Just the soft light glowing from the overhead blown glass diffuser entices its viewers below. So what would happen if many of these bite sized light pieces merged together? ...
Tags: Logico Lights, Lights, Lighting
The Chinese Academy of Sciences’ Institute of Semiconductors and Tsinghua University claim “the first proof-of-concept experimental demonstration of the current-driven pyramid array InGaN/GaN core-shell LEDs interconnected with ...
Tags: Pyramid-array LEDs, Graphene Electrodes, GaN, MOCVD
A contentious controversy surrounds the high intensity of indium gallium nitride (InGaN) LEDs, with experts split on whether or not indium-rich clusters within the material provide their remarkable efficiency. Now, researchers from the ...
Tags: InGaN LEDs, Electronics
Osaka-based Panasonic Corp has developed a semiconductor white light source capable of outputting luminous flux in the 10,000-lumen class. The new technology will enable wider variation in design, higher brightness and a smaller form factor ...
Tags: Panasonic, UV laser Projectors
Kim Kisslinger, seen here with a focused-ion beam instrument, reduced the InGaN samples to a thickness of just 20 nanometers to prepare them for electron microscopy. From the high-resolution glow of flat screen televisions to light bulbs ...
Tags: Atomic-Scale, LED
Verticle Inc of Dublin, CA, USA has extended its range of Honeycomb hexagonal-shaped vertically structured InGaN-based LED chips from blue wavelengths (in mass production since February 2012) to ultraviolet (UV). As with the firm’s ...
Epistar, recently pulled aside the curtains to reveal a hint of its next big-time product late this year to boost revenue, with industry insiders guessing the new launch to be automotive LEDs. Other major LED companies in Taiwan, ...
Tags: LED Makers, LED
Researchers in Korea have used three-dimensional (3D) graphene foam as a transparent conductor for the p-contact of blue nitride semiconductor light-emitting diodes (LEDs) [Byung-Jae Kim et al, Appl. Phys. Lett., vol102, p161902, 2013]. The ...
Tags: Graphene foam, LEDs
Researchers based in China and Sweden have proposed fast chemical vapor deposition (CVD) of graphene as a route to more cost-effective transparent conducting layers (TCLs) for nitride semiconductor light-emitting diodes (LEDs) [Xu Kun et ...
This breakthrough development is the result of a collaboration by Cambrios and Novaled to demonstrate the functionality of a high performance large area OLED tile enabled by Cambrios’ silver nanowire material. Commercially ...
Tags: OLED Lighting, OLED, Lighting