By implementing a new signal stabilization technique, researchers were able to achieve secure quantum communication over a record 605 kilometers of fiber using the twin-field quantum key distribution (QKD) protocol. The new ...
Optics & Photonics
Oct 21, 2021
2
363
EPFL and Microsoft Research scientists demonstrated ultrafast optical circuit switching using a chip-based soliton comb laser and a completely passive diffraction grating device. This particular architecture could enable ...
Optics & Photonics
Oct 15, 2021
0
88
Electrical engineers at Duke University have discovered that changing the physical shape of a class of materials commonly used in electronics and near- and mid-infrared photonics—chalcogenide glasses— can extend their ...
Optics & Photonics
Oct 5, 2021
1
103
The quantum computing market is projected to reach $65 billion by 2030, a hot topic for investors and scientists alike because of its potential to solve incomprehensibly complex problems.
Quantum Physics
Aug 20, 2021
0
1636
In a spacecraft, in order to protect both crew and electronics from radiation, it is mandatory to invest in effective radiation monitoring systems. The International Space Station (ISS), just like the Large Hadron Collider ...
Space Exploration
Aug 20, 2021
0
394
Data and signals can be transmitted quickly and reliably with glass fibers—as long as the fiber does not break. Strong bending or tensile stress can quickly destroy it. An Empa team has now developed a fiber with a liquid ...
Polymers
Jul 29, 2021
0
214
Researchers at the National Institute of Standards and Technology (NIST) have upgraded their laser frequency-comb instrument to simultaneously measure three airborne greenhouse gasses—nitrous oxide, carbon dioxide and water ...
Optics & Photonics
Jun 30, 2021
1
16
Rare earth-doped active fibers are crucial in space-based applications, such as space laser communication, laser radar, and space waste disposal. However, the space radiation environment can lead to a sharp increase in the ...
Optics & Photonics
Jun 22, 2021
0
5
The internet era that we live in depends completely on the transfer of vast amounts of information over optical fibers. Optical fibers are literally everywhere. In fact, the overall length of optical fibers installed on our ...
Optics & Photonics
Jun 14, 2021
0
3
Water regulation in leaves is vital to a plant's health, affecting its growth and yield, disease susceptibility and drought resistance.
Nanophysics
Jun 3, 2021
0
19
