Similar to superconductors, there are superinsulators, which have an infinite resistance so that no electric current passes through. The phenomenon of superinsu

Similar to superconductors, there are superinsulators, which have an infinite resistance so that no electric current passes through. The phenomenon of superinsulation can be regarded as an exact dual to superconductivity. https://en.wikipedia.org/wiki/Superinsulator https://en.wikipedia.org/wiki/Superinsulator