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Autowave Pulse in a Medium with the Heating/Cooling Misbalance and an Arbitrary Thermal Dispersion

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Abstract

An analytical method for determining the amplitude and velocity of an autowave pulse emerging in isentropically unstable heat-releasing media is presented. The method is suitable for any values of acoustic dispersion and growth rate and requires the knowledge of heat-loss function only without the need for a numerical solution of a complete system of gas-dynamic equations.

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Funding

This work was supported by the Ministry of Science and Education of the Russian Federation (projects nos. 0023-2019-0003 and FSSS-2020-0014), and Russian Foundation for Basic Research (project no. 18-32-00344).

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Correspondence to D. S. Ryashchikov.

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Translated by G. Dedkov

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Molevich, N.E., Ryashchikov, D.S. Autowave Pulse in a Medium with the Heating/Cooling Misbalance and an Arbitrary Thermal Dispersion. Tech. Phys. Lett. 46, 637–640 (2020). https://doi.org/10.1134/S1063785020070123

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  • DOI: https://doi.org/10.1134/S1063785020070123

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