Traveling ionospheric disturbances (TIDs) are among the Earth's ionosphere irregularities. They represent wave-like electron density structures propagating in the ionosphere. The motion of TIDs modulates the electron density ...
Earth Sciences
Jan 3, 2019
0
50
NIMS has succeeded in fabricating topological LC circuits arranged in a honeycomb pattern where electromagnetic (EM) waves can propagate without backscattering, even when pathways turn sharply. These circuits may be suitable ...
General Physics
Dec 28, 2018
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26
Airport security is getting an upgrade. Soon, instead of stepping into cylindrical body scanners and staying perfectly still with hands overhead, travelers will be able to pass through an open-sided scanner that works much ...
Hi Tech & Innovation
Dec 20, 2018
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5
Scientists have long known that synthetic materials—called metamaterials—can manipulate electromagnetic waves such as visible light to make them behave in ways that cannot be found in nature. That has led to breakthroughs ...
Quantum Physics
Dec 17, 2018
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661
A research team led by The Australian National University (ANU) has invented a device that could be developed into ultra-sensitive cameras for security screening which would not require people to queue at airports.
Optics & Photonics
Dec 13, 2018
0
80
The gravitational waves created by black holes or neutron stars in the depths of space have been found to reach Earth. Their effects, however, are so small that they can only be observed using kilometer-long measurement facilities. ...
Condensed Matter
Dec 13, 2018
7
115
In the U.S., more than 100 food recalls were issued in 2017 because of contamination from harmful bacteria such as Listeria, Salmonella or E. coli. A new sensor design could one day make it easier to detect pathogens in ...
Nanomaterials
Dec 4, 2018
0
216
Rice University researchers have discovered a fundamentally different form of light-matter interaction in their experiments with gold nanoparticles.
Nanophysics
Nov 30, 2018
26
1554
Researchers have developed a new method to analyze metalloproteins with only a tiny liquid sample. This breakthrough was achieved by a research team led by Associate Professor Eiji Ohmichi and Tsubasa Okamoto at the Kobe ...
Condensed Matter
Nov 29, 2018
0
5
Electronic systems using light waves instead of voltage signals is advantageous, as electromagnetic light waves oscillate at petaherz frequency. This means that future computers could operate at speeds 1 million times faster ...
Nanophysics
Nov 27, 2018
0
219
