Niobium

Niobium_mini

Niobium

Niobium, formerly columbium is a lustrous, grey, ductile, paramagnetic metal in group 5 of the periodic table, although it has an atypical configuration in its outermost electron shells compared to the rest of the members. Niobium becomes a superconductor at cryogenic temperatures. Niobium is used as an alloying agent in carbon and alloy steels and

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