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
The transition from light bulbs to LEDs has drastically cut the amount of electricity we use for lighting. Most of the electricity consumed by incandescent bulbs was, after all, dissipated as heat. We may now be on the verge ...
General Physics
Aug 17, 2018
0
377
A UNSW study published this week resolves key challenges in creation of hole-based artificial atoms, with excellent potential for more-stable, faster, more scalable quantum computing.
Quantum Physics
Aug 15, 2018
0
126
Quantum computers could tackle problems that current supercomputers can't. Quantum computers rely on quantum bits, or "qubits." Current computers perform millions of calculations, one after the other. Qubit coupling allows ...
Quantum Physics
Jun 19, 2018
0
67
Quantum computers promise to advance certain areas of complex computing. One of the roadblocks to their development, however, is the fact that quantum phenomena, which take place at the level of atomic particles, can be severely ...
Quantum Physics
May 30, 2018
1
1258
A new material created by Oregon State University researchers is a key step toward the next generation of supercomputers.
Quantum Physics
Apr 26, 2018
0
210
Much has been made of quantum computing processes using ultracold atoms and ions, superconducting junctions and defects in diamonds, but could we be performing them in our own brains?
Quantum Physics
Mar 27, 2018
1
543
In 1987, Paul W. Anderson, a Nobel Prize winner in physics, proposed that high-temperature superconductivity, or loss of electrical resistance, is related to an exotic quantum state now known as quantum spin liquid. Magnetic ...
Quantum Physics
Mar 15, 2018
1
59
A silicon-based quantum computing device could be closer than ever due to a new experimental device that demonstrates the potential to use light as a messenger to connect quantum bits of information—known as qubits—that ...
Quantum Physics
Feb 14, 2018
1
529
Milestone on the path to the quantum computer: Scientists of the University of Konstanz, Princeton University, and the University of Maryland have developed a stable quantum gate for two-quantum bit systems made of silicon. ...
Quantum Physics
Dec 12, 2017
0
291
