Source: cirosantilli/symmetry-breaking-in-superconductors
= Symmetry breaking in superconductors
https://physics.stackexchange.com/questions/133780/superconductor-symmetry-breaking
As mentioned in <True Genius: The Life and Science of John Bardeen> page 224, the idea of <symmetry breaking> was a major motivation in Josephson's study of the <Josephson effect>.