Search results for quanta

Quantum Physics May 8, 2017

Refrigerator for quantum computers discovered

The global race towards a functioning quantum computer is on. With future quantum computers, we will be able to solve previously impossible problems and develop, for example, complex medicines, fertilizers, or artificial ...

General Physics Feb 28, 2017

Do cells have exotic vibrational properties?

A little-understood biological property that appears to allow cell components to store energy on their outer edges is the possible key to developing a new class of materials and devices to collect, store and manage energy ...

Optics & Photonics Feb 1, 2017

Background suppression for super-resolution light microscopy

Researchers of Karlsruhe Institute of Technology (KIT) have developed a new fluorescence microscopy method: STEDD (Stimulation Emission Double Depletion) nanoscopy produces images of highest resolution with suppressed background. ...

General Physics Jan 31, 2017

Unified time and frequency picture of ultrafast atomic excitation in strong fields

The insight that light sometimes needs to be treated as an electromagnetic wave and sometimes as a stream of energy quanta called photons is as old as quantum physics. In the case of interaction of strong laser fields with ...

Nanophysics Jan 20, 2017

The speed limit for intra-chip communications in microprocessors of the future

Researchers at the Moscow Institute of Physics and Technology propose a method to precisely predict the level of noise caused by the amplification of photonic and plasmonic signals in nanoscale optoelectronic circuits. In ...

General Physics Dec 23, 2016

Devices that convert heat into electricity one step closer to reality

The same researchers who pioneered the use of a quantum mechanical effect to convert heat into electricity have figured out how to make their technique work in a form more suitable to industry.

General Physics Dec 5, 2016

The case for co-decaying dark matter

(Phys.org)—There isn't as much dark matter around today as there used to be. According to one of the most popular models of dark matter, the universe contained much more dark matter early on when the temperature was hotter. ...

Quantum Physics Nov 28, 2016

Researchers develop single-photon converter—a key component of quantum internet

A Polish-British team of physicists has constructed and tested a compact, efficient converter capable of modifying the quantum properties of individual photons. The new device should facilitate the construction of complex ...

Superconductivity Nov 28, 2016

Physicists manipulate Abrikosov vortices

A nanophotonics group led by Prof. Brahim Lounis of the University of Bordeaux, including scientists from MIPT, has performed a unique experiment involving the optical manipulation of individual Abrikosov vortices in a superconductor. ...

Optics & Photonics Sep 27, 2016

First quantum photonic circuit with an electrically driven light source

Whether for use in safe data encryption, ultrafast calculation of huge data volumes or so-called quantum simulation of highly complex systems: Optical quantum computers are a source of hope for tomorrow's computer technology. ...

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