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Sibirskii Zhurnal Industrial'noi Matematiki, 2011, Volume 14, Number 2, Pages 15–20
(Mi sjim661)
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This article is cited in 29 scientific papers (total in 29 papers)
One class of nonscattering acoustic shells for a model of anisotropic acoustics
G. V. Alekseeva, V. G. Romanovb a Institute of Applied Mathematics FEB RAS, Vladivostok, RUSSIA
b Sobolev Institute of Mathematics SB RAS, Novosibirsk, RUSSIA
Abstract:
We consider a model of linear acoustics describing diffraction of an acoustic wave on a local anisotropic inhomogeneity. Under study is the existence of inhomogeneities which do not scatter the incident acoustic fields that are generated by any exterior compactly supported sources. We prove the existence of the above-mentioned inhomogeneities. Some constructive way is given of constructing a class of anisotropic media depending on an arbitrary function of one variable. We obtain some explicit formulas that define the main parameters of the shell.
Keywords:
acoustics equations, anisotropic media, nonscattering shells, compactly distributed sources.
Received: 13.09.2010
Citation:
G. V. Alekseev, V. G. Romanov, “One class of nonscattering acoustic shells for a model of anisotropic acoustics”, Sib. Zh. Ind. Mat., 14:2 (2011), 15–20; J. Appl. Industr. Math., 6:1 (2012), 1–5
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https://www.mathnet.ru/eng/sjim661 https://www.mathnet.ru/eng/sjim/v14/i2/p15
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Abstract page: | 612 | Full-text PDF : | 193 | References: | 69 | First page: | 14 |
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