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Measurement of thermal diffusivity of diamond by the light-induced thermal lattice method

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Abstract

The thermal diffusivity coefficient of natural diamonds is measured by optical induction of thermal diffraction lattices.

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Abbreviations

gc:

thermal conductivity coefficient

κ:

thermal diffusivity coefficient

η:

diffraction efficiency

Idif :

diffracted radiation intensity

IProbe :

probe radiation intensity

λ:

probe radiation wavelength

cρ:

specific heat

Q:

surface energy density

τ:

thermal lattice relaxation time

Λ:

thermal lattice period

Literature cited

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Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 56, No. 5, pp. 745–748, May, 1989.

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Gorbachev, V.V., Durasov, V.M., Zezin, R.B. et al. Measurement of thermal diffusivity of diamond by the light-induced thermal lattice method. Journal of Engineering Physics 56, 524–527 (1989). https://doi.org/10.1007/BF01297599

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  • DOI: https://doi.org/10.1007/BF01297599

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