As a renewable resource, biomass presents an appealing alternative to fossil fuels for energy production. Burning plants, however, is not a completely clean process; it produces emissions that vary depending on the species ...
Environment
Oct 16, 2019
0
12
A team led by scientists at the University of Washington has designed and tested a 3-D-printed metamaterial that can manipulate light with nanoscale precision. As they report in a paper published Oct. 4 in the journal Science ...
Optics & Photonics
Oct 4, 2019
0
795
For the first time, researchers have used ultra-thin layers of 2-D structures known as metasurfaces to create holograms that can measure the polarization of light. The new metasurface holograms could be used to create very ...
Optics & Photonics
Sep 12, 2019
0
174
If you were to try reciting the periodic table, you might stumble before you got to the rare earth elements.
Quantum Physics
Nov 6, 2017
0
32
If you've ever tried to take a picture in a dark restaurant, you know that it is difficult to get a clear, quality image. In the future, cameras might not struggle under these conditions thanks to a newly developed method ...
Optics & Photonics
May 30, 2017
0
881
As anyone with an interest in photography will know, to get features such as a powerful zoom, you usually need a big camera. The reason is that most cameras rely on refraction, whereby the light passing through lenses slows ...
Optics & Photonics
Nov 14, 2016
0
3
(Phys.org)—Physicists have proposed a way to braid three beams of light by guiding the beams along swirling, vortex-shaped defects in the optical medium through which the beams travel. The braided light would have an unusual ...
OIST scientists have developed a new, simple and quick way to make any number microlasers on a single structure.
Optics & Photonics
May 3, 2016
0
3
Researchers have demonstrated 3D printing of micron-scale optics with unprecedented performance and reproducibility. Their approach can be used to create almost any type of integrated optical element on a micron or smaller ...
Optics & Photonics
Apr 20, 2016
1
347
Today's explosion of video and Internet data is driving unprecedented traffic demand within datacenters. With data transfer rates exceeding 100 gigabits-per-second (Gb/s), communication between servers requires optical switches ...
Optics & Photonics
Mar 11, 2015
0
393
