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Les nanotubes de carbone : cours de Master 2 –Nano UVSQ

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Propriétés électroniques Propriétés structurales<br />

(0,0) (1,0) (2,0) (3,0)<br />

(4,0) (5,0) (6,0)<br />

(7,0) (8,0) (9,0)<br />

(10,0) (11,0)<br />

Zigzag<br />

(1,1) (2,1)<br />

(3,1) (4,1) (5,1)<br />

(6,1) (7,1) (8,1)<br />

(9,1) (10,1)<br />

(2,2)<br />

(3,2) (4,2) (5,2)<br />

(6,2) (7,2) (8,2)<br />

(9,2) (10,2)<br />

(3,3) (4,3) (5,3) (6,3) (7,3) (8,3) (9,3)<br />

(4,4) (5,4) (6,4) (7,4) (8,4) (9,4)<br />

a 2<br />

a 1<br />

(5,5) (6,5) (7,5) (8,5)<br />

(6,6) (7,6) (8,6)<br />

(7,7)<br />

Armchair<br />

n - m = 3q (q: entier): métallique<br />

n - m ≠ 3q (q: entier): semiconducteur<br />

Dans le cas semiconducteur : gap ~ 0.75 eV/ Φ_nanotube (nm)<br />

73

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