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Structural properties of nanoscopic ring systems and their optical response

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Figure 2.2: Bravais lattices in three-dimensions. The vector a i and angle α i j are in: (a) simple cubic, (b) body centered cubic and (c) faced centered cubic with a 1 = a 2 = a 3 and α 12 = α 23 = α 31 = 90 o ; (d) simple monoclinic and (e) body centered
Figure 2.4: Miller indices of some important planes in a cubic crystal.
Figure 2.5: Transition between valence band and conduction band. (a) Indirect transition and (b) direct transition.
Figure 3.3: Comparison between sample N-free (black line) and N-containing QW (red line) x-ray diffraction
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