Brown University researchers have demonstrated for the first time a method of substantially changing the spatial coherence of light.
Optics & Photonics
Oct 18, 2017
2
614
Researchers at ETH Zurich have developed a miniature device capable of producing laser-like beams of a particular kind of electromagnetic wave called a surface plasmon. Surface plasmons can be focused much more tightly than ...
Optics & Photonics
Oct 17, 2017
0
5
Future ultrathin solar cells and light sources could have their surfaces covered by tiny trenches, after A*STAR researchers found such structures enhance efficiency by four orders of magnitude.
Nanomaterials
Sep 15, 2017
0
8
An exotic interaction between light and metal can be harnessed to make chemical reactions more sustainable, but the physics behind it has been widely debated in the field.
Nanophysics
Jul 18, 2017
0
21
The emerging field of plasmonics could bring advances in chemical manufacturing, usher in new clean and sustainable technologies and desalination systems to avert a future global water crisis.
General Physics
Jun 2, 2017
5
299
Light behaves in rather tame and predictable ways when interacting with everyday objects—it travels in straight lines, rebounds when it hits shiny surfaces, and gets bent by lenses. But weird and wonderful things start ...
Nanophysics
Apr 5, 2017
0
10
Expanding the potential of gold nanoparticles for a range of uses requires methods to stabilize the clusters and control their size. Researchers at KAUST reveal how simple organic citrate ions, derived from readily available ...
Nanomaterials
Mar 28, 2017
0
7
Ultra-sensitive devices are being developed to detect biological and chemical compounds.
Analytical Chemistry
Mar 23, 2017
0
5
(Phys.org)—A team of researchers with members from institutions in Germany and Israel has developed a way to launch plasmons with controlled amounts of angular momentum using spiral-like structures fashioned into a smooth ...
The IBS research group devised disordered arrangement of the antennas to minimize redundancy between the antennas and enabled each antenna to function independently. As a result, the device can provide 40 times wider bandwidth ...
Engineering
Mar 17, 2017
0
9
