Insulator-to-Metal Transition of Vanadium Dioxide
Friday, April 10, 2015 - 11:30
in Physics & Chemistry
When heated to just above room temperature, the electrical conductivity of vanadium dioxide abruptly increases by a factor of 10,000. Unusually large lattice vibrations, which are the oscillations of atoms about their equilibrium positions, stabilize this highly conductive metallic phase.