records a strength of 63 GPa for multi-walled nanotubes. They believe single
walled tubes are several times as strong. Sapphire is about 240 GPa for
Martin Ling wrote:
> On Tue, Aug 08, 2000 at 12:48:21AM -0400, John Clark wrote:
> > Martin Ling <firstname.lastname@example.org> asks about strong materials:
> > Sapphire whiskers (Al2O3) is the strongest material that has been
> > measured, a cable 2 inches across could support 10,000 tons.
> Thanks - checking that out now.
> > Carbon nanotubes (bucky tubes) are almost certainly stronger but to
> > my knowledge a precise strength measurement hasn't been made.
> > Theoretically the strongest of all could be C3N4 if somebody could
> > make some, but nobody has yet.
> Are there rough figures/estimates for either of these (basically, I just
> need order of magnitude)?
> -----[ Martin J. Ling ]-----[ http://www.nodezero.org.uk ]-----
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