The Dirac cone, named after British physicist Paul Dirac, started as a concept in particle and high-energy physics and has recently became important in research in condensed matter physics and material science. It has since ...
Optics & Photonics
Sep 9, 2015
1
1421
A breakthrough by a team of researchers from UCLA, Columbia University and other institutions could lead to the more precise transfer of information in computer chips, as well as new types of optical materials for light emission ...
Optics & Photonics
Feb 2, 2015
1
2528
Researchers the world round are working to develop optical chips, where light can be controlled with nanostructures. These could be used for future circuits based on light (photons) instead of electron - that is photonics ...
Nanophysics
Mar 23, 2014
0
1
(Phys.org) —The word "core" conjures up an image of something strong. However, new experiments show that the iron found in the Earth's core is relatively weak. This finding is based on x-ray spectroscopy and diffraction ...
Earth Sciences
Jan 27, 2014
0
0
(Phys.org) —An international research team, led by researchers from the University of Sydney, have observed an on-chip soliton compression in a silicon photonic crystal for the first time.
Optics & Photonics
Jan 16, 2014
0
0
Gems are known for the beauty of the light that passes through them. But it is the fixed atomic arrangements of these crystals that determine the light frequencies permitted passage.
Optics & Photonics
Oct 29, 2013
2
0
A team of researchers led by San Francisco State University's Weining Man is the first to build and demonstrate the ability of two-dimensional disordered photonic band gap material, designed to be a platform to control light ...
Optics & Photonics
Sep 16, 2013
0
1
There are several ways to "trap" a beam of light—usually with mirrors, other reflective surfaces, or high-tech materials such as photonic crystals. But now researchers at MIT have discovered a new method to trap light that ...
General Physics
Jul 10, 2013
13
0
An MIT researcher has developed a technique that provides a new way of manipulating heat, allowing it to be controlled much as light waves can be manipulated by lenses and mirrors.
General Physics
Jan 11, 2013
32
0
Researchers at The University of Texas at Austin have designed a simulation that for the first time emulates key properties of electronic topological insulators.
Optics & Photonics
Dec 21, 2012
0
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