For most of us, a modern lifestyle without polymers is unthinkable…if only we knew what they were. The ordinary hardware-store terms we use for them include "plastics, polyethylene, epoxy resins, paints, adhesives, rubber" -- without ...
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
Global demand for precursor material used in manufacturing light-emitting diodes (LEDs) will more than double from 2012 to 2016 as the market for LED lighting booms, according to a new report 'Precursor for LED MOCVD-Market and Industry ...
Researchers in China and Turkey have been using varying-thickness gallium nitride (GaN) barriers between indium gallium nitride (InGaN) multiple quantum wells (MQWs) to improve hole distributions and thus to reduce efficiency droop effects ...
Tags: InGaN LEDs, Electrical, Electronics
Global demand for precursor, a material used in manufacturing of light-emitting diodes (LEDs), is set to more than double from 2012 to 2016, as the market for LED lighting booms, according to a new report entitled “Precursor for LED ...
Tags: Key Raw Material, LED Market
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
For a long time, researchers and LED manufacturers have been committed to reducing the losses caused by light emitting diodes (LEDs) to be less efficient, but the real reason behind this phenomenon has yet not identified. According to the ...
Researchers in China have been developing nanopatterned-sapphire substrates (NPSS), achieved with nano-sphere lithography (NSL), as a basis for the production of superior aluminium gallium nitride (AlGaN) semiconductor material for deep ...
Tags: DUV LEDs, LED, Electrical, Electronics
Epitaxial deposition and process equipment maker Veeco Instruments Inc of Plainview, NY, USA says that in third-quarter 2013 China’s largest LED maker Sanan Optoelectronics Co Ltd has placed a multi-tool order for TurboDisc MaxBright ...
Epitaxial deposition and process equipment maker Veeco Instruments Inc of Plainview, NY, USA says that in second-quarter 2013 it received an KaiStar Lighting Co Ltd. Order for multiple TurboDisc MaxBright M metal-organic chemical vapor ...
Tags: Kaistar, LED Manufacturing Ramp
Veeco announced on July 29 that Sanan Optoelectronics Co. Ltd., the biggest LED maker in China, has placed a multi-tool order for Veeco's TurboDisc MaxBright M Metal Organic Chemical Vapor Deposition (MOCVD) Systems in the third quarter of ...
Researchers in China have developed a silicon dioxide (SiO2) on aluminium oxide (Al2O3) passivation for nitride semiconductor light-emitting diodes (LEDs) that offers more than two orders of magnitude reduced current leakage under reverse ...
Ulsan National Institute of Science and Technology (UNIST) researchers report considerable improvement in device performance of polymer-based optoelectronic devices. Published in Nature Photonics, the new plasmonic material, can be applied ...
Tags: Polymer LEDs, Solar Cells
On 19 June at the 39th IEEE Photovoltaic Specialists Conference (PVSC 39) in Tampa, FL, scientist Myles Steiner at the US Department of Energy's National Renewable Energy Laboratory (NREL) reported record energy conversion efficiency of ...
Tags: Solar Cell, Electrical, Electronics, cell
The main aims of the common project are to improve the efficiency and service life of organic light emitting diodes (OLEDs). In addition, production costs have to be minimised to ensure that OLEDs can be successful in the general lighting ...
Tags: OLED, LED, Olymp Project