Flexible Electronics News

Correlated Electrons ‘Tango’ in a Perovskite Oxide at the Extreme Quantum Limit

Speedy Dirac electrons hold promise in materials including graphene, topological insulators and certain unconventional superconductors.

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By: DAVID SAVASTANO

Editor, Ink World Magazine

A team led by the Department of Energy’s Oak Ridge National Laboratory has found a rare quantum material in which electrons move in coordinated ways, essentially “dancing.” Straining the material creates an electronic band structure that sets the stage for exotic, more tightly correlated behavior – akin to tangoing – among Dirac electrons, which are especially mobile electric charge carriers that may someday enable faster transistors. The results are published in the journal Science Advances. ...

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