We produced almost 120,000 tonnes of tungsten in 2022, much of which was directed to the manufacture of tungsten carbide tooling ... about 1.25 parts per million. It has never been found in ...

and Fanchini formulated two-dimensional nanosheets of tungsten semi-carbide (or W 2 C, a chemical compound containing equal parts of tungsten and carbon atoms), which, when stretched in one ...