Photonic thermometers, which measure temperature using light, have the potential to revolutionize temperature measurement by being faster, smaller, and more robust than traditional thermometers. In essence, the sensors work ...
Optics & Photonics
Aug 29, 2023
0
11
Directing light from place to the place is the backbone of our modern world. Beneath the oceans and across continents, fiber optic cables carry light that encodes everything from YouTube videos to banking transmissions—all ...
General Physics
Aug 11, 2023
1
234
A telecommunications fiber optic cable deployed offshore of Oliktok Point, Alaska recorded ambient seismic noise that can be used to finely track the formation and retreat of sea ice in the area, researchers report in The ...
Earth Sciences
Aug 9, 2023
0
50
In California, thousands of miles of fiber optic cables crisscross the state, providing people with internet. But these underground cables can also have a surprising secondary function: they can sense and measure earthquakes. ...
Earth Sciences
Aug 2, 2023
0
25
Researchers at a field site in Victoria, Australia are among the first to use fiber optic distributed acoustic sensing (DAS) for high-precision tracking of induced seismicity from a small carbon dioxide (CO2) injection, according ...
Earth Sciences
Jul 21, 2023
0
5
By changes in the wavelength of light pulses in fiber optic cables, researchers at TU Graz can measure where rockfalls, landslides, fires and earthquakes are taking place.
Earth Sciences
Jul 13, 2023
0
1
The fast switching and modulation of light is at the heart, among other things, of modern data transfer, in which information is sent through fiber optic cables in the shape of modulated light beams. It has been possible ...
Nanophysics
Jul 3, 2023
0
366
The data centers and high-performance computers that run artificial intelligence programs, such as large language models, aren't limited by the sheer computational power of their individual nodes. It's another problem—the ...
Optics & Photonics
Jun 29, 2023
0
48
Paderborn researchers from the Department of Physics and the Institute for Photonic Quantum Systems (PhoQS) have succeeded in manufacturing quantum dots—nanoscopic structures where the material's quantum properties come ...
Optics & Photonics
Jun 16, 2023
0
38
The depths of the oceans are home to a complex ecosystem of marine organisms, but also a vast network of cables spanning the globe that aid communications. Earthquakes and tsunamis can potentially damage these important cables. ...
