Environment
Aug 1, 2016
Restoring prairie and fighting wildfire with (drone launched) fire(balls)
Ecologist Dirac Twidwell wants to change the way we think about prescribed burns.
Search results for dirac
General Â鶹ÒùÔºics
Jul 25, 2016
CP violation or new physics?
(Â鶹ÒùÔº)—Over the past few years, multiple neutrino experiments have detected hints for leptonic charge parity (CP) violation—a finding that could help explain why the universe is made of matter and not antimatter. ...
Condensed Matter
Jul 21, 2016
Unconventional quasiparticles predicted in conventional crystals
An international team of researchers has predicted the existence of several previously unknown types of quantum particles in materials. The particles—which belong to the class of particles known as fermions—can be distinguished ...
Nanophysics
Jul 15, 2016
Images made of relativistic electrons trapped in graphene quantum dots
(Â鶹ÒùÔº)—A team of researchers with the University of California, MIT, Lawrence Berkeley National Laboratory and the National Institute for Materials Science in Japan has created images of relativistic electrons trapped ...
Mathematics
May 25, 2016
40-year math mystery and four generations of figuring: Proof of Kelmans-Seymour Conjecture in Graph Theory
This may sound like a familiar kind of riddle: How many brilliant mathematicians does it take to come up with and prove the Kelmans-Seymour Conjecture?
Nanophysics
May 20, 2016
Researchers demonstrate size quantization of Dirac fermions in graphene
Quantum mechanics is the field of physics governing the behavior of things on atomic scales, where things work very differently from our everyday world.
General Â鶹ÒùÔºics
Apr 29, 2016
Spintronics for future information technologies: Spin currents in topological insulators controlled
An international team headed by HZB researcher Jaime Sánchez-Barriga has shown how spin-polarised currents can be initiated in a controlled manner within samples of topological insulator material. In addition, they were ...
General Â鶹ÒùÔºics
Apr 13, 2016
Electrons slide through the hourglass on surface of bizarre material
A team of researchers at Princeton University has predicted the existence of a new state of matter in which current flows only through a set of surface channels that resemble an hourglass. These channels are created through ...
Condensed Matter
Apr 11, 2016
Â鶹ÒùÔºicists discover new type of material that may speed computing
Â鶹ÒùÔºicists at the U.S. Department of Energy's Ames Laboratory have discovered a topological metal, PtSn4 (platinum and tin), with a unique electronic structure that may someday lead to energy efficient computers with increased ...
General Â鶹ÒùÔºics
Mar 31, 2016
Discovery of a magnet capable of controlling Dirac fermions with zero mass
A group of researchers from Osaka University and The University of Tokyo succeeded in synthesizing two-dimensional layers of bismuth (Bi) with Dirac electrons and magnetic multilayer blocks of europium.
