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Results tagged with phonons
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user 105620
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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Spontaneous symmetry breaking in fluids
If you melt a solid and obtain a fluid, you still have three phonons (even though the speed of sound of the transverse phonons goes to zero). … So I am inclined to believe that fluid phonons can be understood as Goldstones. …
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