Abstract
In the present paper, we report a theoretical calculation of temperature variation of the ultrasonic absorption coefficient of PbF2. The absorption can be explained by the TLS model, with parameters which simultaneously reproduce the specific heat, thermal expansion, bulk modulus and ionic conductivity. Our results agree well with recent experimental reports of ultrasonic attenuation in PbF2.
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Makur, M., Mukherjee, S. & Ghosh, S. Acoustic absorption in superionic PbF2 across transition temperature. Pramana - J Phys 37, 505–511 (1991). https://doi.org/10.1007/BF02846781
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DOI: https://doi.org/10.1007/BF02846781