(PhysOrg.com) -- Overhead transmission lines traverse thousands of kilometers, often crossing remote areas. Inspecting the often ageing lines and the vegetation near them is an important aspect of maintenance, but it can ...
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 ...
(Phys.org) —A team of researchers with members from the University of California and Lawrence Berkeley National Laboratory has developed an improvement to a broad-bandwidth amplifier that detects microwave photons allowing ...
Materials engineers don't like to see line defects in functional materials.
Materials Science
May 27, 2021
0
30
Power lines, long considered eyesores or worse, a potential threat to human health, actually serve a vital role in maintaining the health of a significant population, according to new research out of the University of Connecticut.
Ecology
Mar 6, 2017
8
62
In the framework of the High-Luminosity LHC project, experts from the CERN Superconductors team recently obtained a world-record current of 20 kA at 24 K in an electrical transmission line consisting of two 20-metre long ...
Superconductivity
Apr 15, 2014
2
0
Two-way communication requires, of course, both send and receive capabilities. But putting them in the same device requires a filter between the send and receive circuits to provide signal isolation.
Engineering
Mar 9, 2017
1
70
NASA and several other national space agencies have recently revived their lunar colonization programs. One of the key factors that needs to be solved is how to power such a colony. Can uninterrupted solar power feasibly ...
Space Exploration
Oct 31, 2022
1
94
Ethiopia has begun diverting the Blue Nile as part of a giant dam project, officials said Wednesday, risking potential unease from downstream nations Sudan and Egypt.
Environment
May 29, 2013
0
0
(PhysOrg.com) -- New imaging and high capacity wireless communications systems are one step closer to reality, thanks to a millimeter wave amplifier invented at the University of California, San Diego and unveiled on Feb ...
Engineering
Feb 11, 2009
4
0
