What does the phonon dispersion, that is, the vibrational frequency as a function of wave vector w(k), look like for an infinite chain of atoms with one atom per unit cell?

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1) What does the phonon dispersion, that is, the vibrational frequency as a
function of wave vector o(k), look like for an infinite chain of atoms with
one atom per unit cell?
Transcribed Image Text:1) What does the phonon dispersion, that is, the vibrational frequency as a function of wave vector o(k), look like for an infinite chain of atoms with one atom per unit cell?
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