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Hafnium is a chemical element with symbol Hf and atomic number 72. A lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. Its existence was predicted by Dmitri Mendeleev in 1869, though it was not identified until 1923, by Coster more...
Hafnium oxide (HfO2) is a sort of wideband hole and high dielectric steady of fired materials. Hafnia is utilized as a part of optical coatings, and as a high-k dielectric in DRAM capacitors, future coordinated circuits, as a hard-headed material… ..Hafnium oxide (HfO2) has been widely examined as a potenti more...
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