News tagged with quantum energy

Scientists set quantum speed limit

University of California, Berkeley, scientists have proved a fundamental relationship between energy and time that sets a "quantum speed limit" on processes ranging from quantum computing and tunneling to optical switching.

dateJan 22, 2015 in Quantum Physics
shares3903 comments 6

Quantum mechanics to charge your laptop?

Top scientists from UC Berkeley and MIT found the expertise they lacked at FIU. They invited Sakhrat Khizroev, a professor with appointments in both medicine and engineering, to help them conduct research as part of their ...

dateSep 18, 2014 in Quantum Physics
shares0 comments 1

Nano-pea pod model widens electronics applications

Periodic chain-like nanostructures are widely used in nanoelectronics. Typically, chain elements include the likes of quantum rings, quantum dots, or quantum graphs. Such a structure enables electrons to move along the chain, ...

dateSep 04, 2014 in Nanophysics
shares0 comments 0

Laser physics upside down

At the Vienna University of Technology a system of coupled lasers has been created which exhibits truly paradoxical behaviour: An increase in energy supply switches the lasers off, reducing the energy can switch them on.

dateJul 15, 2014 in Optics & Photonics
shares0 comments 1