Eugène-Anatole Demarçay isolates reasonably pure europium oxide…
June 1901 CE
Eugène-Anatole Demarçay isolates reasonably pure europium oxide on June 17, 1901 , from a material containing largely samarium.
June 1901 CE
Eugène-Anatole Demarçay isolates reasonably pure europium oxide on June 17, 1901 , from a material containing largely samarium.