Question: Which Welsh theoretical physicist and professor emeritus of physics at the University of Cambridge is the discovery of the supercurrent in SNS contacts is sometimes mistakenly attributed to
Sentence (from "Proximity effect (superconductivity)"): They have observed zero resistance in SNS pressed contacts, in which two superconducting metals are separated by a thin film of a non-superconducting (i.e. normal) metal.
Relevant evidence: No