Superhard semiconducting optically transparent high pressure phase of boron.

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Summary

An orthorhombic (space group Pnnm) boron phase was synthesized at pressures above 9 GPa and high temperature, and it was demonstrated to be stable at least up to 30 GPa, and to be the second hardest elemental material after diamond.

Type
article
Published
2009-05-07
Cited by
134
References
42

Keywords

Orthorhombic crystal system, Materials science, Boron, Bulk modulus, Diamond

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