Carbon nanotubes

The weakest link

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  • A Corrigendum to this article was published on 01 May 2006

What happens if the 'weak link' between two superconductors in a Josephson junction is a carbon nanotube, with a limited number of states available for electron transport? A supercurrent flows, but in a unique fashion.

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Figure 1: Supercurrent through a nanotube.


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