Search results for quanta

Quantum Physics Aug 29, 2016

Physicists propose first method to control single quanta of energy

(Phys.org)—Physicists have proposed what they believe to be the first method to control the transport of energy at the level of single energy quanta (which are mostly phonons). They show that it's theoretically possible to ...

General Physics Aug 26, 2016

Electrons at the speed limit

Electronic components have become faster and faster over the years, thus making powerful computers and other technologies possible. Researchers at ETH Zurich have now investigated how fast electrons can ultimately be controlled ...

Quantum Physics Aug 8, 2016

Diamond-based light sources will lay a foundation for quantum communications of the future

Dmitry Fedyanin from the Moscow Institute of Physics and Technology and Mario Agio from the University of Siegen and LENS have predicted that artificial defects in the crystal lattice of diamond can be turned into ultrabright ...

Quantum Physics Jul 28, 2016

Quantum leap in quest for digital speed and security

Society's increasing reliance on the internet, computers and mobile phones puts stringent demands on technological developments. Shrinking the electronic components – in other words, increasing the number of transistors on ...

Quantum Physics Jul 7, 2016

Quantum processor for single photons

"Nothing is impossible!" In line with this motto, physicists from the Quantum Dynamics Division of Professor Gerhard Rempe (director at the Max Planck Institute of Quantum Optics) managed to realise a quantum logic gate in ...

Quantum Physics Jun 9, 2016

Controlling quantum states atom by atom

An international consortium led by researchers at the University of Basel has developed a method to precisely alter the quantum mechanical states of electrons within an array of quantum boxes. The method can be used to investigate ...

Quantum Physics May 30, 2016

Quantum photonic researchers start new company, Sparrow Quantum

There is incredible potential in quantum technology for unbreakable communication and new superfast computers and with a new technological invention quantum technology is storming ahead. Researchers in the research group ...

General Physics May 27, 2016

Loop quantum gravity theory offers glimpse beyond the event horizon

In principle, nothing that enters a black hole can leave the black hole. This has considerably complicated the study of these mysterious bodies, which generations of physicists have debated since 1916, when their existence ...

Quantum Physics Feb 29, 2016

Three 'twisted' photons in 3 dimensions

Researchers at the Institute of Quantum Optics and Quantum Information, the University of Vienna, and the Universitat Autonoma de Barcelona have achieved a new milestone in quantum physics: they were able to entangle three ...

Biochemistry Feb 22, 2016

New evidence for the vibration theory of smell

(Phys.org)—The predictive power and galvanizing influence that theoretical models routinely enjoy in physics is only rarely replicated in biology. Lord Raleigh's theory of sound perception, Francis Crick's sequence and adapter ...

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