A network in which data transmission is perfectly secure against hacking? If physicists have their way, this will become reality one day with the help of the quantum mechanical phenomenon known as entanglement. For entangled ...
Optics & Photonics
Jul 7, 2022
0
600
Researchers used a fiber optic cable on the ice cap of an Icelandic subglacial volcano to detect low-frequency volcanic tremor, suggesting this technology could be useful in monitoring other ice-covered volcano systems.
Environment
Jul 6, 2022
0
34
Whales are huge, but they live in an even larger environment—the world's oceans. Researchers use a range of tools to study their whereabouts, including satellite tracking, aerial surveys, sightings and deploying individual ...
Plants & Animals
Jul 5, 2022
0
28
Erbium-doped fiber amplifiers (EDFAs) are devices that can provide gain to the optical signal power in optical fibers. They are often used in long-distance communication fiber optic cables and fiber-based lasers. Invented ...
Optics & Photonics
Jun 16, 2022
0
183
Researchers at Florida State University's Center for Advanced Power Systems (CAPS), in collaboration with Colorado-based Advanced Conductor Technologies, have demonstrated a new, ready-to-use superconducting cable system—an ...
Superconductivity
May 24, 2022
1
96
A team of researchers affiliated with several institutions in China has found that quantum key distribution (QKD) networks can be used to accurately measure ground vibration. In their paper published in the journal Physical ...
It is said that light is the source of life, and in the near future, it will possibly form the basis of our everyday personal computing needs too. Recently, researchers from the University of Tsukuba have harnessed specific ...
Nanophysics
Apr 28, 2022
0
381
Today's society generates ever more internet data traffic for applications such as ultra-high-definition video, cloud services and 5G mobile connections. This decades-long continual exponential growth of data traffic has ...
Optics & Photonics
Apr 22, 2022
0
13
A team of researchers at Tsinghua University in China, has broken the distance record for quantum secure direct communication (QSDC) by sending information using their protocol a distance of 102.2 km. In their paper published ...
When the Vera C. Rubin Observatory starts taking pictures of the night sky in a few years, its centerpiece 3,200 megapixel Legacy Survey of Space and Time camera will produce an enormous trove of data valuable to everyone ...
Astronomy
Mar 10, 2022
0
35
