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For the linear diatomic chain, find the amplitude ratios u/v for the two branches at kmax = π/a. Show that at this value of k, the two lattices act as if one lattice remains at rest while the other lattice moves..

For the linear diatomic chain, find the amplitude ratios u/v for the two branches at kmax = π/a. Show that at this value of k, the two lattices act as if one lattice remains at rest while the other lattice moves..

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For the linear diatomic chain, find the amplitude ratios u/v for the two branches at kmax = π/a. Show that at this value of k, the two lattices act as if one lattice remains at rest while the other lattice moves..
Transcribed Image Text:For the linear diatomic chain, find the amplitude ratios u/v for the two branches at kmax = π/a. Show that at this value of k, the two lattices act as if one lattice remains at rest while the other lattice moves..
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