(Phys.org) —Like a spring connecting two swings, light can act as photon glue that binds together the quantum mechanical properties of two vastly different materials. The effect could harness the most useful characteristics from ...
University of Notre Dame (UND) is developing gallium nitride (GaN) quantum dots in aluminium nitride (AlN) as a route to deep ultraviolet (UV) light-emitting diodes (LEDs) [Jai Verma et al, Appl. Phys. Lett., v104, p021105, 2014]. ...
Tags: UV Light Emission, LEDs
By coaxing light out of a single polymer molecule, researchers have made the world's tiniest light-emitting diode. This work is part of an interdisciplinary effort to make molecular scale electronic devices, which hold the potential for ...
Tags: LED
We have some exciting news for you: we’re launching a new publication this year! Each week, Yole Développement will publish @Micronews, the definitive source for the latest disruptive semiconductor applications and trends. ...
Applications in imaging and sensing typically involve the emission of light at a different wavelength than the excitation, or "secondary light emission." The interpretation of resonant secondary light emission in terms of fundamental ...
Tags: Secondary Light Emission, Light Emission, by Plasmonic Nanostructures
A multi-disciplinary team from the University of Pennsylvania have published in Nature Methods a first-of-its-kind way to isolate RNA from live cells in their natural tissue microenvironment without damaging nearby cells. This allows the ...
Tags: Consumer Electronics, Electronics
Poring through data from a large sky survey, astronomers have found more than 100 small, dwarf galaxies with characteristics indicating that they harbor massive black holes feeding on surrounding gas. The discovery confounds a common ...
Tags: sky survey, dwarf galaxies, black holes, small galaxies
Researchers in China have developed a selective area epitaxy (SAE) approach to create nanopyramids of nitride semiconductor 'white' light-emitting diodes (LEDs) without using phosphors [Kui Wu et al, Appl. Phys. Lett., vol103, p241107, ...
Tags: Electrical, Electronics, LED
Researchers based in Korea and Egypt have used wafer thinning to increase the efficiency of nitride semiconductor green light-emitting diodes (LEDs) [Wael Z. Tawfik et al, Appl. Phys. Express, vol6, p122103, 2013]. The contributing ...
University of California Santa Barbara (UCSB) and Fuji Electric Corp of America have been developing indium gallium nitride (InGaN) solar cell structures in efforts to extend the conversion efficiency of multi-junction photovoltaic (PV) ...
Tags: Nitride Barriers, Electrical
Japan’s Tottori University has produced blue-green light-emitting diode (LED) structures using zinc sulfide telluride (ZnSTe) material [Kunio Ichino et al, Appl. Phys. Express, vol6, p112102, 2013]. The researchers see their work as ...
University of California Santa Barbara (UCSB) has developed semipolar (20-2-1) nitride semiconductor laser diodes (LDs) without using aluminium gallium nitride (AlGaN) as the cladding material for optical confinement [A. Pourhashemi et al, ...
Tridonic recently launched a new laser LED module. The new compact TALEXXengine STARK NEW DLE modules are 80 percent more efficient than their predecessors. A larger light emission surface also leads to a lower luminance and better glare ...
Tags: Laser LED Module, Tridonic
Taiwan’s National Cheng Kung University has developed near-green light-emitting diodes (LEDs) using a new indium gallium nitride (InGaN) growth process that gives devices with a higher peak external quantum efficiency of 48.6% ...
Tags: LEDs, Near-green LEDs, InGaN MOCVD
Intematix Corp., a leading manufacturer of phosphor solutions for LED lighting, announced that patents covering its green and yellow GAL® phosphor products and certain LuAG phosphors have been issued by the United States Patent and ...
Tags: Intematix, LED Lighting