Expt 1) Superconductivity in Hg in 1911
Anshul Kogar
In this famous experiment, Heike Kamerlingh Onnes showed that mercury exhibits vanishing resistance below 4.2 K — he had discovered superconductivity. (More precisely, it was Kamerlingh Onnes’ lab assistants, Gilles Holst and Cornelius Dorsman, that performed the experiments while being … Continue reading →