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By observing electrons that have been accelerated to extremely high energies, scientists are able to unlock clues about the particles that make up our universe.
General Physics
Apr 03, 2020
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Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy.
Optics & Photonics
Apr 03, 2020
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Macquarie University researchers have developed an improved laser system that will help large optical telescopes to gather more accurate data.
Optics & Photonics
Apr 03, 2020
0
113
Entangled photons can be used to improve imaging and measurement techniques. A team of researchers from the Fraunhofer Institute for Applied Optics and Precision Engineering IOF in Jena has developed a quantum imaging solution ...
Optics & Photonics
Apr 02, 2020
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50
At the BESSY II storage ring, a joint team of accelerator physicists, undulator experts and experimenters has shown how the helicity of circularly polarized synchrotron radiation can be switched faster—up to a million times ...
General Physics
Apr 01, 2020
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34
Traditional online damage detection schemes can directly detect and characterize damage by imaging optical components. However, due to optical resolution, noise, shadows and reflections, the small-size damage points cannot ...
Optics & Photonics
Apr 01, 2020
0
10
Mode control is essential for optical communications and data processing technologies. Whether it's connections and switches in data transmission lines or some sort of non-reciprocal device for optical circuits, the ability ...
Using the same technology that allows high-frequency signals to travel on regular phone lines, researchers tested sending extremely high-frequency, 200 GHz signals through a pair of copper wires. The result is a link that ...
Optics & Photonics
Mar 31, 2020
1
1346
New measurements confirm, to the highest energies yet explored, that the laws of physics hold no matter where you are or how fast you're moving. Observations of record-breaking gamma rays prove the robustness of Lorentz Invariance—a ...
General Physics
Mar 31, 2020
0
1999
An international team with the participation of Prof. Dr. Michael Kues from the Cluster of Excellence PhoenixD at Leibniz University Hannover has developed a new method for generating quantum-entangled photons in a spectral ...
Optics & Photonics
Mar 30, 2020
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Scientists have developed a way of extracting a richer palette of colours from the available spectrum by harnessing disordered patterns inspired by nature that would typically be seen as black.
Optics & Photonics
Mar 27, 2020
3
1846
Professor Ronny Thomale holds a chair for theoretical condensed matter physics, the TP1, at the Julius-Maximilian University of Würzburg. The discovery and theoretical description of new quantum states of matter is a prime ...
Optics & Photonics
Mar 27, 2020
4
700
A study team has grown an Er3+-doped lutetium scandium gallium garnet crystal with high doping concentration. And this was the first time to grow that kind of crystal by Czochralski method. The team also announced they have ...
Optics & Photonics
Mar 27, 2020
0
13
A research group led by Prof. LI Jia and Prof. XU Xuefeng from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences, along with Prof. YANG Dexing from Northwestern Polytechnical University, ...
Optics & Photonics
Mar 27, 2020
0
5
EPFL researchers have developed a device that can zoom in on previously invisible cells at the back of the eye. The technology could be extremely useful for ophthalmologists, in particular for detecting age-related macular ...
Optics & Photonics
Mar 27, 2020
0
489
Owing to the excellent dispersion ability, diffraction gratings are playing an important role in widespread fields ranging from spectrometers to chirped pulse amplifiers. However, decades of extensive study on various broadband ...
Optics & Photonics
Mar 26, 2020
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3
Researchers from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences developed a compact liquid sensor based on a liquid-filled glass cylindrical shell. Intrinsic circumferential modes ...
Optics & Photonics
Mar 26, 2020
0
4
For the first time, researchers have fabricated high-performance mid-infrared laser diodes directly on microelectronics-compatible silicon substrates. The new lasers could enable the widespread development of low-cost sensors ...
Optics & Photonics
Mar 26, 2020
0
207
High-repetition-rate pulsed lasers serve a wide range of applications, from optical communications to microwave photonics and beyond. Generating trains of ultrashort optical pulses commonly involves locking phases of longitudinal ...
Optics & Photonics
Mar 26, 2020
0
56
A 3-D camera should be as easy to use as one found on a smartphone.
Optics & Photonics
Mar 25, 2020
0
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