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Pieces of hafnium
Pieces of hafnium
Hafnium dioxide (HfO2)
Hafnium dioxide (HfO2)
Zircon crystal (2×2 cm) from Tocantins, Brazil
Zircon crystal (2×2 cm) from Tocantins, Brazil
Melted tip of a hafnium consumable electrode used in an electron beam remelting furnace, a 1 cm cube, and an oxidized hafnium electron beam-remelted i
Melted tip of a hafnium consumable electrode used in an electron beam remelting furnace, a 1 cm cube, and an oxidized hafnium electron beam-remelted ingot (left to right)
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Russian chemist Dmitri Mendeleev, creator of the periodic table.
Russian chemist Dmitri Mendeleev, creator of the periodic table.
Niels Bohr, creator of the Bohr model.
Niels Bohr, creator of the Bohr model.
Henry Moseley in his lab.
Henry Moseley in his lab.