Induction of dc voltage, proportional to the persistent current, by external ac current on system of inhomogeneous superconducting loops

S. V. Dubonos, V. I. Kuznetsov, I. N. Zhilyaev +2

A dc voltage induced by an external ac current is observed in system of asymmetric mesoscopic superconducting loops. The value and sign of this dc voltage, like the one of the pers…