Page 110 - Carbon Nanotubes

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Fig. 17. Growth mechanism of a (9n,0)-(5n,5n) knee involving from 24 to 20 coordination sites of the catalyst. (a)-(g) Planar representation of the successive tubule growing steps;
(g') Schlegel diagram representation of the whole knee with the C, numbering corresponding to that of the individual steps (a)-(g).