Scientists at the U.S. Department of Energy's Ames Laboratory have discovered a means of controlling the surface conductivity of a three-dimensional (3-D) topological insulator, a type of material that has potential applications ...
General Physics
Feb 15, 2019
0
86
A research team comprised of scientists at the University of California, Riverside, and the University of Washington has for the first time directly imaged "edge conduction" in monolayer tungsten ditelluride, or WTe2, a newly ...
Condensed Matter
Feb 8, 2019
1
99
A research group led by assistant Professor Taichi Goto at Toyohashi University of Technology has, for the first time, demonstrated stop bands that prevent propagation of specific frequency components of forward volume spin ...
General Physics
Jan 31, 2019
0
4
Insulators that are conducting at their edges hold promise for interesting technological applications. However, until now their characteristics have not been fully understood. Physicists at Goethe University have now modelled ...
Quantum Physics
Jan 16, 2019
4
74
Topological insulators are exotic states of matter that physicists have been intensely studying for the past decade. Their most intriguing feature is that they can be rigorously distinguished from all other materials using ...
General Physics
Jan 9, 2019
0
463
Researchers at the Advanced Science Research Center (ASRC) at The Graduate Center of The City University of New York and at the City College of New York (CCNY) have developed a metamaterial that can transport sound in unusually ...
General Physics
Dec 31, 2018
1
368
Researchers from Boston College and Brookhaven National Laboratory have succeeded in modifying a cuprate high-temperature superconductor material into an insulating state, where they found an exotic liquid crystal phase.
Superconductivity
Dec 17, 2018
0
25
A team of U.S. and Korean physicists has found the first evidence of a two-dimensional material that can become a magnetic topological insulator even when it is not placed in a magnetic field.
General Physics
Nov 19, 2018
0
293
By using an X-ray technique available at the National Synchrotron Light Source II (NSLS-II), scientists found that the metal-insulator transition in the correlated material magnetite is a two-step process. The researchers ...
General Physics
Nov 8, 2018
0
16
A transistor based on the 2-D material tungsten ditelluride (WTe2) sandwiched between boron nitride can switch between two different electronic states—one that conducts current only along its edges, making it a topological ...
General Physics
Nov 1, 2018
2
571
