As artificial intelligence has attracted broad interest, researchers are focused on understanding how the brain accomplishes cognition so they can construct artificial systems with general intelligence comparable to humans' ...
General Physics
Apr 20, 2021
0
355
The practicality of quantum computing hangs on the integrity of the quantum bit, or qubit.
Quantum Physics
Aug 26, 2020
12
2807
Light is known to have a number of fundamental properties, including color, brightness, and direction, most of which are immediately apparent and can be observed with the naked eye. There are now several instruments to detect ...
Quantum simulation uses a controllable quantum system to mimic complex systems or solve intractable problems, among which the non-equilibrium problems of quantum many-body systems have attracted wide research interest. Such ...
Quantum Physics
Jun 18, 2020
0
34
Batteries belongs to everyday life. A classical battery, the Volta's pile, converts chemical energy into a voltage, which can power electronic circuits. In many quantum technologies, circuits or devices are based on superconducting ...
Nanophysics
Jun 15, 2020
0
129
Superconducting circuits, which have zero electrical resistance, could enable the development of electronic components that are significantly more energy-efficient than most chips used today. Importantly, superconducting ...
Computers based on quantum mechanical principles can solve certain tasks particularly efficiently. Their information carriers, the so-called qubits, not only have the values "0" and "1," but also states in between, called ...
Materials Science
Aug 1, 2019
0
9
In every modern microcircuit hidden inside a laptop or smartphone, you can see transistors—small semiconductor devices that control the flow of electric current, i.e. the flow of electrons. If we replace electrons with ...
Optics & Photonics
Jul 23, 2019
1
229
For decades, experts have predicted that quantum computers will someday perform difficult tasks, such as simulating complex chemical systems, that can't be done by conventional computers. But so far, these machines haven't ...
Other
Apr 17, 2019
0
14
Physicists at EPFL propose a new "quantum simulator": a laser-based device that can be used to study a wide range of quantum systems. Studying it, the researchers have found that photons can behave like magnetic dipoles at ...
Quantum Physics
Mar 21, 2019
0
2385
