Matias URDAMPILLETA - TEL

tel-00770488, version 1 - 7 Jan 2013
P
δE(P )
Ec + δE(P + 1)
3Ec
Ec δE(P + 2)
k = P π/L
δE = E(k = (P + 1)π/L) − E(k = P π/L)
(d ≪ L)
δE = (2P + 1)vf3π 2d 4L2
(m − n)
P vf d
L m n
(n, n)
δE = vf
2L
1.7 µ
q E(+k⊥)−
E(−k⊥) = 0 P
+k⊥ Ec + δE(P ) +k⊥
Ec
−k⊥ Ec+E(−k⊥)−E(+k⊥)
−k⊥ Ec