News tagged with lattice

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Coupled particles cross energy wall

For the first time, a new kind of so-called Klein tunnelling-representing the quantum equivalent of crossing an energy wall- has been presented in a model of two interacting particles. This work by Stefano ...

May 29, 2013
3.5 / 5 (4) 1 | with audio podcast

Researchers build fully mechanical phonon laser

(Phys.org) —Researchers working at Japan's NTT Basic Research Laboratories have successfully built an all mechanical phonon laser. In their paper published in Physical Review Letters, the team describes how th ...

Mar 19, 2013 report
4.4 / 5 (20) 7 | with audio podcast

Searching for defects in space

Topological defects in space may have developed fractions of a second after the Big Bang. Simulations of these wormlike entities and a comparison of the simulations with cosmic background radiation measurements ...

Dec 19, 2012
4.8 / 5 (10) 1 | with audio podcast

New nano trap protects environment

A new type of nanoscale molecular trap makes it possible for industry to store large amounts of hydrogen in small fuel cells or capture, compact and remove volatile radioactive gas from spent nuclear fuel ...

Nov 01, 2012
4.5 / 5 (2) 0 | with audio podcast