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Zapiski Nauchnykh Seminarov POMI, 2011, Volume 393, Pages 211–223
(Mi znsl4625)
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This article is cited in 2 scientific papers (total in 2 papers)
Propagation of normal waves in porous rod with opened pores on boundaries
L. A. Molotkov St. Petersburg Department of V. A. Steklov Institute of Mathematics, Russian Academy of Sciences
Abstract:
Propagation of normal waves in porous cylindrical rod with opened pores on boundaries is investigated. For this medium the dispersion equation is derived. At low-frequency this equation has one root which is velocity of a normal wave. While in the case of porous rod with closed pores there are two low-frequency waves. At high-frequency the dispersion equation can have in specific parameters one root. With such velocity the Rayleigh wave propagates along free boundary of porous medium with opened pores. The indicated root can be absent. In this case the Rayleigh wave is absent.
Key words and phrases:
porous rod, opened pores, unique rod wave, the Rayleigh wave can be absen.
Received: 08.06.2011
Citation:
L. A. Molotkov, “Propagation of normal waves in porous rod with opened pores on boundaries”, Mathematical problems in the theory of wave propagation. Part 41, Zap. Nauchn. Sem. POMI, 393, POMI, St. Petersburg, 2011, 211–223; J. Math. Sci. (N. Y.), 185:4 (2012), 630–637
Linking options:
https://www.mathnet.ru/eng/znsl4625 https://www.mathnet.ru/eng/znsl/v393/p211
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Abstract page: | 199 | Full-text PDF : | 61 | References: | 48 |
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