Sub-wavelength lateral detection of tissue-approximating masses using an ultrasonic metamaterial lens
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DOI: 10.1038/s41467-020-19591-2
Abstract: Practically applied techniques for ultrasonic biomedical imaging employ delay-and-sum (DAS) beamforming which can resolve two objects down to 2.1λ within the acoustic Fresnel zone. Here, we demonstrate a phononic metamaterial lens (ML) for detection of… read more here.
Keywords: detection; tissue approximating; approximating masses; tissue ... See more keywords