André-Marie Ampère and the two hundred years of electrodynamics
2 juillet 2020
On September 18, 1820, the French scientist André-Marie Ampère presented his first reflections on the equivalence between magnets and currents at the Paris Academy of Sciences.
This intervention followed the reproduction in front of this same academy, a week earlier, of the Danish scientist Hans Christian Oersted’s famous experiment during which the compass needle deflected when approaching a conducting wire connected to a Volta-type battery. Read More