niobium : Definition, Usages, News and More
- n a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
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- It was not until the 1950s that scientists discovered alloys, such as niobium tin and niobium titanium, that keep their superconductivity in the presence of intensely strong .
- The sphere will be placed inside an evacuated quartz shell, also coated with niobium, and suspended in an electrostatic field.