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Materials science

Purity rolled up in a tube

Before carbon nanotubes can fulfil their potential in device applications, better ways must be found to produce pure samples of them. A promising approach involves wrapping them up in a shell of polymer.

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Figure 1: Roll up.
Figure 2: Hairy rod as guiding hand.


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Papadimitrakopoulos, F., Ju, SY. Purity rolled up in a tube. Nature 450, 486–487 (2007).

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