Calculate the typical photon energy and momentum for GaAs and compare it with the typical phonon energy and momentum. Comment on your results. Eg = 1.43 eV. a0 = 5.65 x 10-10 m (lattice constant) vs = 5 x 103 m/s (Sound velocity)
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Calculate the typical photon energy and momentum for GaAs and compare it with the typical phonon energy and momentum. Comment on your results.
Eg = 1.43 eV.
a0 = 5.65 x 10-10 m (lattice constant)
vs = 5 x 103 m/s (Sound velocity)
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