Search results for quanta

Quantum Physics Feb 7, 2018

Light controls two-atom quantum computation

Some powerful rulers of the world may dream of the possibility to get in touch with their colleagues on different continents unnoticed by friends or foes. Someday, new quantum technologies could allow for making these wishes ...

Quantum Physics Jan 19, 2018

Real-world intercontinental quantum communications enabled by the Micius satellite

A joint China-Austria team has performed quantum key distribution between the quantum-science satellite Micius and multiple ground stations located in Xinglong (near Beijing), Nanshan (near Urumqi), and Graz (near Vienna). ...

General Physics Jan 16, 2018

Research team determines how electron spins interact with crystal lattice in nickel oxide

Researchers at UC Riverside used an unconventional approach to determine the strength of the electron spin interactions with the optical phonons in antiferromagnetic nickel oxide (NiO) crystals.

Optics & Photonics Dec 18, 2017

Engineers produce breakthrough sensor for photography, life sciences, security

Engineers from Dartmouth's Thayer School of Engineering have produced a new imaging technology that may revolutionize medical and life sciences research, security, photography, cinematography and other applications that rely ...

Quantum Physics Dec 15, 2017

Superradiance of an ensemble of nuclei excited by a free electron laser

A collaboration of scientists from five of the world's most advanced x-ray sources in Europe, Japan and the US, has succeeded in verifying a basic prediction of the quantum-mechanical behavior of resonant systems. In the ...

Quantum Physics Nov 14, 2017

Physicists mix waves on superconducting qubits

Physicists from the Moscow Institute of Physics and Technology (MIPT) and Royal Holloway, University of London, have demonstrated an effect known as quantum wave mixing on an artificial atom. Their results, published in the ...

Quantum Physics Nov 6, 2017

A new kind of quantum computer

Quantum mechanics incorporates some very non-intuitive properties of matter. Quantum superposition, for example, allows an atom to be simultaneously in two different states with its spin axis pointed both up and down, or ...

Quantum Physics Oct 20, 2017

Two teams independently test Tomonaga–Luttinger theory

(Phys.org)—Two teams of researchers working independently of one another have found ways to test aspects of the Tomonaga–Luttinger theory that describes interacting quantum particles in 1-D ensembles in a Tomonaga–Luttinger ...

Quantum Physics Sep 29, 2017

Team builds world's first space-ground integrated quantum communication network

The first quantum-safe video conference was held between President Chunli Bai of the Chinese Academy of Sciences in Beijing and President Anton Zeilinger of the Austria Academy of Sciences in Vienna as the first real-world ...

Quantum Physics Aug 10, 2017

Chinese team sends quantum keys to ground stations and teleports ground to satellite signals

(Phys.org)—Two Chinese teams working with quantum encryption and entanglement have achieved two more goals toward building a quantum space-based communication network. In the first experiment, one team succeeded in sending ...

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