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Lab & Fab

Wednesday 25th September 2013
As the number of the cascaded LEDs increases, efficiency droop is greatly reduced
Wednesday 25th September 2013
The indium arsenide antenna arrays enable the detection of small volumes of materials with a standard infrared spectrometer
Tuesday 24th September 2013
Suitable for use in lasers, a novel preparation method of cadmium telluride quantum disks can leads to more stable nanocrystals compared to conventional preparation methods. Tuning the shape of the disks can strongly improve conditions for lasing or single-photon emission
Monday 23rd September 2013
Scrutinising samples with several microscopes reveals the presence of anti-phase boundaries in GaP that jump from one atomic plane to another
Wednesday 18th September 2013
Etching a sacrificial GaN layer with oxalic acid boosts LED light extraction
Tuesday 17th September 2013
A novel etching method can make the surface of indium phosphide nanowires much smoother, and with fewer imperfections
Tuesday 17th September 2013
It is possible to improve the passivation of PbS QDs by using an optimised lithium fluoride thickness
Wednesday 11th September 2013
Gallium nitride devices for efficient power electronics can handle currents of up to 100 A and breakdown voltages beyond 600 V
Tuesday 10th September 2013
The doped wires enable LED tuning at precise frequencies for commercial applications
Tuesday 10th September 2013
A new discovery could enhance optoelectronic devices and solar cell performance
Monday 9th September 2013
A new method to grow germanium crystals at low temperatures may lead to next-generation large-scale integrated circuits and future flexible electronics
Friday 6th September 2013
With a new connection, the overall efficiency of solar energy devices, including GaAs based ones, can reduce the cost of solar energy production
Friday 6th September 2013
Turning on a light, a composite can change from a metal to a material that partly conducts current
Monday 2nd September 2013
New research paves way for nanoparticle-based 'ink' to make printable or spray-on solar cells
Friday 30th August 2013
A novel gallium phosphide/catalyst structure can be used to absorb visible light
Tuesday 27th August 2013
A new discovery could one day lead to electronic materials that provide both computation and data storage
Tuesday 27th August 2013
Lead selenide could revolutionise solar cells
Tuesday 20th August 2013
Researchers question claims of a definitive proof for Auger recombination as the cause of LED droop.
Friday 16th August 2013
TriQuint builds a ring oscillator with more than a thousand transistors.
Wednesday 14th August 2013
Doping cadmium telluride with copper increases solar cell efficiency from 8 to 11.5 percent
Monday 12th August 2013
A new sensor incorporating GaN (gallium nitride) could provide an artificial sense of touch and be used in biological imaging and MEMS systems
Monday 12th August 2013
LEDs grown on the (2021) plane produce tiny shifts in emission wavelength with increasing drive current, thanks to reduced polarization effects.
Thursday 1st August 2013
By accurately probing 2D indium arsenide (InAs), researchers have discovered the magnitude of step-wise absorptance is independent of membrane thickness and electron band structure
Thursday 1st August 2013
Will a new buffer material for GaN tempt LED manufacturers away from sapphire and onto silicon?