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Measurement of the thermal coefficient of linear expansion on a speckle-interferometric dilatometer

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Abstract

A design of the speckle-interferometric dilatometer intended for studying thermal expansion of solid bodies at temperatures of 20–100°C is described. The calibration results for the thermal coefficient of linear expansion of copper, Armco iron, and 12Kh18N10T steel samples are given.

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References

  1. Ostrovskii, Yu.I., Shchepinov, V.P., and Yakovlev, V.V., Golograficheskie interferentsionnye metody izmereniya deformatsii (Holographic Interference Methods of Deformation Measurements), Moscow: Nauka, 1988.

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  2. Kozhevnikov, I.G. and Novitskii, A.I., Teplofizicheskie svoistva materialov pri nizkikh temperaturakh: Spravochnik (Thermophysical Properties of Materials at Low Temperatures), Moscow: Mashinostroenie, 1982.

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  3. Popov, V.V., Petrunin, V.F., Korovin, S.A., Nevrotin, V.K., Kruglov, A.B., and Kruglov, V.B., Yadernaya Fizika i Inzhiniring, 2013, vol. 4, no. 6 p. 571–577.

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Authors and Affiliations

  1. National Research Nuclear University Moscow Engineering Physics Institute (MEPHI), Kashirskoe sh. 31, Moscow, 115409, Russia

    A. B. Kruglov, V. B. Kruglov & A. V. Osintsev

Authors
  1. A. B. Kruglov
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  2. V. B. Kruglov
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  3. A. V. Osintsev
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Corresponding author

Correspondence to V. B. Kruglov.

Additional information

Original Russian Text © A.B. Kruglov, V.B. Kruglov, A.V. Osintsev, 2016, published in Pribory i Tekhnika Eksperimenta, 2016, No. 1, pp. 142–144.

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Kruglov, A.B., Kruglov, V.B. & Osintsev, A.V. Measurement of the thermal coefficient of linear expansion on a speckle-interferometric dilatometer. Instrum Exp Tech 59, 156–158 (2016). https://doi.org/10.1134/S0020441216010061

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  • DOI: https://doi.org/10.1134/S0020441216010061

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