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The principle of causality in acoustic double-negative media |
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| Authors: | V. A. Burov K. V. Dmitriev S. N. Sergeev |
| Affiliation: | 1.Moscow State University,Moscow,Russia |
| Abstract: | We discuss double negative acoustic media with various types of dispersion. The absence of dispersion leads to violation of the causality principle. No strong absorption occurs and there is no violation of the principle of causality in a dispersive medium with resonant response. |
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