Phase diagrams and elementary excitations |
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Authors: | AB Bhatia WB Leung NH March |
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Institution: | Department of Physics, The Blackett Laboratory, Imperial College, London SW7 2BZ, UK |
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Abstract: | On the phase boundary separating two crystalline phases, it is shown that d(Tn)/dp/T=0=constant. The index n depends on the dominant elementary excitations, being 4, and 2 for phonons, magnons and electronic single-particle excitations respectively. |
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