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Metamaterials

Acoustic lenses to shout about

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An acoustic hyperlens that is able to magnify and image objects much smaller than the probing wavelength promises new applications in sonar imaging.

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Figure 1: The acoustic hyperlens.

References

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Authors and Affiliations

  1. Ping Sheng is in the Department of Physics, Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, China. sheng@ust.hk,

    Ping Sheng

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  1. Ping Sheng
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Sheng, P. Acoustic lenses to shout about. Nature Mater 8, 928–929 (2009). https://doi.org/10.1038/nmat2573

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