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Solid-state chemistry

Boron charged under pressure

Crystal-structure prediction methods and diffraction data show that a newly discovered form of boron is partially ionic. This is the first time such a structure has been observed for any elemental solid.

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Figure 1: Heredity operations in crystal-structure prediction.


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Tse, J. Boron charged under pressure. Nature 457, 800–801 (2009).

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