A newly described property related to the "spin" and momentum of light waves suggests potential practical applications in photonic communications and photonic circuits.
Optics & Photonics
Mar 29, 2016
2
1359
In certain nanomaterials, electrons are able to race through custom-built roadways just one atom wide. To achieve excellent efficiency, these one-dimensional paths must be paved with absolute perfection—a single errant ...
General Physics
Nov 18, 2015
0
724
It's easy to contemplate the wave nature of light in common experience. White light passing through a prism spreads out into constituent colors; it diffracts from atmospheric moisture into a rainbow; light passing across ...
General Physics
Sep 23, 2015
5
2167
A team of researchers from the University of Cambridge have unravelled one of the mysteries of electromagnetism, which could enable the design of antennas small enough to be integrated into an electronic chip. These ultra-small ...
General Physics
Apr 8, 2015
59
3712
The pseudogap, a state characterized by a partial gap and loss of coherence in the electronic excitations, has been associated with many unusual physical phenomena in a variety of materials ranging from cold atoms to colossal ...
Superconductivity
Apr 8, 2015
1
360
(Phys.org)—Light behaves both as a particle and as a wave. Since the days of Einstein, scientists have been trying to directly observe both of these aspects of light at the same time. Now, scientists at EPFL have succeeded ...
Optics & Photonics
Mar 2, 2015
104
73476
New research by physicists from Brown University puts the profound strangeness of quantum mechanics in a nutshell—or, more accurately, in a helium bubble.
General Physics
Oct 28, 2014
400
0
Truly two-dimensional objects are rare. Even a thin piece of paper is trillions of atoms thick. When physicists do succeed in producing 2D systems, quantum interactions can lead to new phenomena and Nobel prizes. Two examples: ...
Superconductivity
Sep 9, 2014
4
0
(Phys.org) —Researchers from the FOM Foundation, the University of Groningen, Delft University of Technology and Tohoku University in Japan have designed a miniscule cooling element that uses spin waves to transport heat ...
Nanophysics
Jul 8, 2014
1
1141
A Binghamton University physicist and his colleagues say they have unlocked one key mystery surrounding high-temperature superconductivity. Their research, published this week in the Proceedings of the National Academy of ...
Superconductivity
Jun 30, 2014
0
0
