Extremely short, configurable "femtosecond" pulses of light demonstrated by an international team could lead to future computers that run up to 100,000 times faster than today's electronics.
Optics & Photonics
Mar 13, 2017
1
622
In a step that brings silicon-based quantum computers closer to reality, researchers at Princeton University have built a device in which a single electron can pass its quantum information to a particle of light. The particle ...
Quantum Physics
Dec 22, 2016
3
2334
In a new study, researchers measure the spin properties of electronic states produced in singlet fission – a process which could have a central role in the future development of solar cells.
General Physics
Oct 18, 2016
2
708
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 ...
Condensed Matter
Jul 21, 2016
0
216
Light and matter are typically viewed as distinct entities that follow their own, unique rules. Matter has mass and typically exhibits interactions with other matter, while light is massless and does not interact with itself. ...
Quantum Physics
Jun 13, 2016
16
1675
In what may provide a potential path to processing information in a quantum computer, researchers have switched an intrinsic property of electrons from an excited state to a relaxed state on demand using a device that served ...
Quantum Physics
Feb 15, 2016
0
1294
In 2013, MIT physicists showed for the first time that shining powerful mid-infrared laser light on solid bismuth selenide produces Floquet-Bloch states, which are characterized by replicas of electronic energy states inside ...
General Physics
Jan 5, 2016
1
3055
An ultrapure material taken to pressures greater than that in the depths of the ocean and chilled to temperatures colder than outer space has revealed an unexpected phase transition that crosses two different phase categories.
Quantum Physics
Oct 26, 2015
3
3003
(Phys.org)—Scientists have found the first direct evidence that a mysterious phase of matter known as the "pseudogap" competes with high-temperature superconductivity, robbing it of electrons that otherwise might pair up ...
Superconductivity
Dec 21, 2014
9
1
Magnetic devices like hard drives, magnetic random access memories (MRAMs), molecular magnets, and quantum computers depend on the manipulation of magnetic properties. In an atom, magnetism arises from the spin and orbital ...
General Physics
May 8, 2014
6
1
