What is Superconductivity? (Part 2)

Continued from Part 1. The incredible phenomenon of superconductivity was discovered by Onnes in 1911. I have taken advantage of a fictional centenary celebration at Leyden, in the Netherlands, to interview some of the protagonists in this marvellous adventure and have them guide us through a reconstruction of superconductivity’s history up to its open-ended finale. […]