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
When the first full-length movie made with the advanced, three-color process of Technicolor premiered in 1935, The New York Times declared "it produced in the spectator all the excitement of standing upon a peak ... and glimpsing ...
Optics & Photonics
Jul 4, 2019
4
5
Artificial molecular switches and machines have undergone rapid advances over the past several decades. Particularly, artificial molecular motors are highly attractive from the viewpoint of chirality switching during rotational ...
General Physics
Jun 7, 2019
0
7
Researchers have developed a simple and stable device to generate the quantum states necessary for quantum key distribution. The device could make it more practical to develop a global data network that uses this very secure ...
Optics & Photonics
May 6, 2019
0
167
Development of a virtual reality-like projection system to study insect vision could eventually provide the U.S. Air Force with a new type of navigation system.
Engineering
Apr 9, 2019
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7
Researchers recently demonstrated the realization of an integrated microlaser based on a novel design that emits light in chiral modes, thus producing corkscrews of light. An object is said to be chiral if it can be distinguished ...
Optics & Photonics
Apr 3, 2019
0
671
DESY and MPSD scientists have created high-order harmonics from solids with controlled polarization states, taking advantage of both crystal symmetry and attosecond electronic dynamics. The newly demonstrated technique might ...
Optics & Photonics
Mar 22, 2019
1
471
Of all nocturnal animals, only dung beetles can hold their course using polarized moonlight. Researchers at Lund University in Sweden have now shown that beetles can use polarized light when its signal strength is weak, which ...
Plants & Animals
Feb 5, 2019
0
217
We live in a polarized world. No, we aren't talking about politics—we're talking about light. Much of the light we see and use is partially polarized, meaning its electric field vibrates in specific directions. Lenses designed ...
Optics & Photonics
Jan 21, 2019
0
33
After developing a method to control exciton flows at room temperature, EPFL scientists have discovered new properties of these quasiparticles that can lead to more energy-efficient electronic devices.
Optics & Photonics
Jan 4, 2019
7
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