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Forget carbon fiber-we can now make carbon nanotube fibers

12 days ago   |   By Ars Technica

Enlarge / A multi-walled carbon nanotube.
A carbon nanotube is tough-by some measures, more than 30 times tougher than Kevlar. As they're only a few atoms thick, however, that toughness isn't especially useful. Attempts have been made to bundle them together, but nothing has worked out especially well; the individual nanotubes are typically short, and it's difficult to get them to all line up in the same direction. As a result, these attempts have resulted in bundles that are filled with structural defects, often perform worse than Kevlar, and are only a few micrometers long.
Now, a group...
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