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Saturday, October 9, 2004

 

Compressed Carbon Nanotubes Harder than Diamond

`Cold compression of carbon nanotubes at 75 GPa results in the formation of a superhard hexagonal carbon polymorph that has a different structure than hexagonal diamond [..] formation of the superhard material cracks the diamond anvils used in the synthesis, and leaves a 3 micron indentation in the surface of the anvil [..]’




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