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Physical Basis of a New Theory of Absorption of Ultrasonics in Liquids

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Abstract

THE relaxation theory of Kneser1, the diffusion theory of Lucas2, and other theories3 have not satisfactorily explained the excessive absorption of ultrasonics in liquids, unaccompanied by any sensible dispersion. In the following we offer a possible mechanism for the phenomenon.

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References

  1. Kneser, Ann. Phys., 32, 277 (1938).

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  2. Lucas, C.R. Acad. Sci. Paris, 203, 459 (1936); Trans. Farad. Soc., 33, 130 (1937).

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  3. Clayes, Errera and Sack, Trans. Farad. Soc., 33, 136 (1937). Richardson, Rep. Progress Phys., 1, 70 (1934); 4, 73 (1937). Mandleson and Leontovic, C.R. Acad. Sci. U.R.S.S., 3, 11 (1936).

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  4. London, Trans. Farad. Soc., 33, 8 (1937).

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  5. Oldenbergh and Frost, Chem. Rev., 20, 99 (1937).

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  6. Richardson, Rep. Progress Phys., 1, 70 (1934).

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Authors and Affiliations

  1. Physical Laboratory, Council of Scientific and Industrial Research, University Buildings, Delhi

    R. PARSHAD

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  1. R. PARSHAD
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PARSHAD, R. Physical Basis of a New Theory of Absorption of Ultrasonics in Liquids. Nature 158, 874–875 (1946). https://doi.org/10.1038/158874b0

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