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Ferromagnetic materials | HearLore
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Ferromagnetic materials
NickelIn 1751, a Swedish chemist named Axel Fredrik Cronstedt was trying to extract copper from a dark, heavy ore found in the cobalt mines of Los, Hälsingland…
DysprosiumIn 1886, French chemist Paul Émile Lecoq de Boisbaudran spent more than thirty attempts to isolate a new substance from holmium oxide, a process so…
IronThe Earth's inner core is a sphere of iron and nickel, 1,220 kilometers in radius, generating the planet's magnetic field through the movement of liquid iron…