An international team of researchers at University of Montpellier, University of Aveiro and University of Coimbra has demonstrated magnetoelectric coupling in a paramagnetic ferroelectric crystal. In their paper published ...
Hydrogen and oxygen ions escaping from Earth's upper atmosphere and combining on the moon could be one of the sources of the known lunar water and ice, according to new research by University of Alaska Fairbanks Geophysical ...
Planetary Sciences
Apr 28, 2022
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227
(Phys.org)—Measurements obtained with ESA's Venus Express spacecraft have shed new light on the interaction between the solar wind and the second planet from the Sun. During a rare period of very low density solar outflow, ...
Space Exploration
Jan 29, 2013
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0
The Hall effect, discovered in 1879, is observable when a Hall voltage perpendicular to the current is produced across a conductor under a magnetic field. Although the Hall effect was discovered in a sheet of gold leaf by ...
Quantum Physics
Jan 6, 2015
0
60
41 000 years ago, the Earth's magnetic field faded and practically disappeared, leaving our planet unprotected from the bombardment of cosmic rays. Evidence for this event has been found in ocean sediment cores by a team ...
Earth Sciences
Nov 29, 2012
1
1
The Event Horizon Telescope (EHT) collaboration has published new results that describe for the first time how light from the edge of the supermassive black hole M87* spirals as it escapes the black hole's intense gravity, ...
Astronomy
Nov 8, 2023
1
135
The Lost World, Sir Arthur Conan Doyle's account of an isolated community of dinosaurs that survived the catastrophic extinction event 65 million years ago, has no less appeal now than it did when it was written a century ...
Archaeology
Apr 28, 2009
2
0
Spintronics is an emerging field of electronics, where devices work by manipulating the spin of electrons rather than the current generated by their motion. This field can offer significant advantages to computer technology. ...
General Physics
Jul 30, 2014
4
1
Improving our understanding of the human brain, gathering insights into the origin of our universe through the detection of gravitational waves, or optimizing the precision of GPS systems- all are difficult challenges to ...
Optics & Photonics
May 12, 2013
5
0
Today one of the major goals of physicists is to unify the forces of nature into a Grand Unified Theory that could portray a more elegant and comprehensive representation of the Universe. One step towards this big theory ...
General Physics
Nov 12, 2015
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