TABLE 1.
Charge distributions in the four types of CNTs studied in this article
| End | Middle | End | |
|---|---|---|---|
| nt0 | 0 | 0 | 0 |
| ntP0N | +0.5 | 0 | −0.5 |
| ntNPN | −0.5 | +1 | −0.5 |
| ntPNP | +0.5 | −1 | +0.5 |
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