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Results tagged with phonons
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user 348400
Collective excitations in periodic, elastic arrangements of atoms or molecules in condensed matter, like solids and some liquids. They are quasiparticle quantum modes of vibration of elastic structures of interacting particles.
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Why are phonons quantized?
I'm trying to understand the concept of phonons in a 1D lattice. … wikipedia article, but the next step my lecturer took was to say
"because the equations we get are the same as for non-interacting harmonic oscillators, we can quantise the energy of the normal modes (the phonons …
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