Microwave Signature of Topological Andreev level Crossings in a Bismuth-based Josephson Junction.
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DOI: 10.1103/physrevlett.122.076802
Abstract: Demonstrating the topological protection of Andreev states in Josephson junctions is an experimental challenge. In particular the telltale 4π periodicity expected for the current phase relation has remained elusive, because of fast parity breaking processes.… read more here.
Keywords: andreev level; andreev; josephson junction; level crossings ... See more keywords