> Diamonds are the hardest known material
Diamonds are not the hardest known material.
1) Wurtzite boron nitride (w-BN)
2) Lonsdaleite
3) Aggregated carbon nanorods (ACNR)
are all harder.
Diamonds are not the hardest known material.
1) Wurtzite boron nitride (w-BN)
2) Lonsdaleite
3) Aggregated carbon nanorods (ACNR)
are all harder.
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