insulators

Physicists Pinpoint Key Property of Material that Both Conducts and Insulates

by Vince Stricherz University of Washington News and Information Office
Scientists now have made the first-ever accurate determination of a solid-state triple point in a substance called vanadium dioxide, which is known for switching rapidly – in as little as one 10-trillionth of a second – from an electrical insulator to a conductor, and thus could be useful in various technologies.