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Niobium dioxide

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Niobium dioxide | Wikipedia audio article

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raw materials grinding process of hafnium compounds hafnium carbide tantalum niobium

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Silicon - Periodic Table of Videos

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Niobium monoxide | Wikipedia audio article

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Storing surplus energy – IChemE Energy, Research Project & Outstanding Achievement Award Winner 2019

Niobium dioxide, is the chemical compound with the formula NbO2. It is a bluish black non-stoichiometric solid with a composition range of NbO1.94-NbO2.09 It can be prepared by reacting Nb2O5 with H2 at 800–1350 °C. An alternative method is reaction of Nb2O5 with Nb powder at 1100 °C.
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