so next this is Hans christian Oersted he is a danish phycist also a chemist who discovered electric currents in a wire. the next one is Heinrich Rudolf, he is a german phycist, he disvored radio waves and proved the existence of the electro magnetic waves by James Cleck Maxwell
This is Anne Marie Ampere he is a phycist was the one of the founder of the science of classical electromagnetism which reffered to as "Electrodynamics"
The last is James Clerck Maxwell, he is a scottist scientisr in the field of mathematical. He presented the publication of "A dynamical theory of the Electromagnetic field" in 1864