(a) Show that the optical and acoustic phonon bands for a one-dimensional Bravais lattice with a basis...

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(a) Show that the optical and acoustic phonon bands for a one-dimensional Bravais lattice with a basis of two atoms reduce to one acoustic band when the atomic masses are identical.

(b) Are the number of modes in each band the same? Explain why.

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Organic Chemistry

ISBN: 9780495112587

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Authors: John McMurry

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Posted Date: Nov 28, 2023 12:30 AM

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(a) Show that the optical and acoustic phonon bands for a one-dimensional Bravais lattice with a basis...

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a In a onedimensional Bravais lattice with a basis of two atoms the optical and acoustic phonon bands can be derived using the dynamical matrix The dy... View the full answer

Organic Chemistry

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