Giant Peaks of the Conductance in Polycrystalline Bi Nanobridges

A. Yu. Kasumov; I. I. Khodos; N. A. Kislov; O. V. Kononenko; V. N. Matveev; V. A. Tulin; Yu. B. Gorbatov; V. I. Nikolaichik; E. E. Vdovin

doi:10.1103/PhysRevLett.75.4286

Giant Peaks of the Conductance in Polycrystalline Bi Nanobridges

A. Yu. Kasumov, I. I. Khodos, N. A. Kislov, O. V. Kononenko, V. N. Matveev, V. A. Tulin, Yu. B. Gorbatov, V. I. Nikolaichik, and E. E. Vdovin

Phys. Rev. Lett. 75, 4286 – Published 4 December 1995

Abstract

Giant oscillations (up to 100%) in the conductance of Bi nanobridges were observed at liquid helium temperatures. Experimental results are discussed in terms of a model in which a polycrystalline Bi nanobridge is represented as a chain of coupled quantum dots.