Terahertz radiation can be used for a wide variety of applications and is used today for airport security checks just as much as it is for material analysis in the lab. The wavelength of this radiation is in the millimetre ...
Optics & Photonics
Jul 11, 2018
0
89
At TU Wien recently, particles known as 'Weyl fermions' were discovered in materials with strong interaction between electrons. Just like light particles, they have no mass but nonetheless they move extremely slowly.
General Physics
Dec 22, 2017
10
362
Queuing for the checkout and struggling with snappy self-scanners could be over with a superfast, super safe ultra-connected broadband set to revolutionise supermarket shopping.
Telecom
Dec 11, 2017
0
15
At 10:50 yesterday morning scientists at the pioneering SESAME light source saw First Monochromatic Light through the XAFS/XRF (X-ray absorption fine structure/X-ray fluorescence) spectroscopy beamline, signalling the start ...
General Physics
Nov 23, 2017
0
20
With concerns over moving to a clean energy platform worldwide with electric vehicles and renewables, wasted energy is a factor as important as the amount of green energy produced. Thus, solid-state lighting based upon light-emitting ...
Optics & Photonics
Nov 17, 2017
0
69
An interdisciplinary team of scientists at the U.S. Naval Research Laboratory (NRL) has uncovered a direct link between sample quality and the degree of valley polarization in monolayer transition metal dichalcogenides (TMDs). ...
Nanophysics
Oct 19, 2017
0
5
The 'quantized magneto-electric effect' has been demonstrated for the first time in topological insulators at TU Wien, which is set to open up new and highly accurate methods of measurement.
Quantum Physics
May 24, 2017
0
1381
Although residential and commercial industries are widely adopting energy-efficient light emitting diodes (LEDs), the drop in LED prices is driving away manufacturers because of decreased profitability, dramatically dislocating ...
Other
Dec 15, 2016
0
4
Researchers at the University of Illinois at Urbana Champaign have developed a new method for making brighter and more efficient green light-emitting diodes (LEDs). Using an industry-standard semiconductor growth technique, ...
General Physics
Jul 29, 2016
0
679
A simple new electron-beam multilayer deposition technique for creating intracavity contacts—an important component of gallium nitride-based (III-nitride) vertical-cavity surface-emitting lasers (VCSELs)—not only yields ...
General Physics
Oct 13, 2015
0
43
