## Third European conference on underwater acoustics |

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### Contents

Some recent developments in global acoustics | 3 |

Long range acoustic communications 759 | 4 |

Adaptive acoustic tomography 827 | 8 |

Copyright | |

42 other sections not shown

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### Common terms and phrases

acoustic propagation acoustic scattering acoustic waves algorithm amplitude analysis applied approximation array attenuation backscattering bathymetry beam beamforming bottom boundary condition calculated CBBL coefficient coherence function component computed corresponding Crete cube cylindrical shell density depth echo elastic energy environment estimated experiment Figure finite fluid form function frequency Genetic Algorithm geometry Greece 24-28 June Green's function Helmholtz equation horizontal hydrophone impulse response incidence angle integral interface inversion Kirchhoff Lamb wave layer linear measurements method modal modes noise normal numerical observed obtained parabolic equation parameters phase phase velocity plane pressure field problem pulse range range-dependent Rayleigh wave receiver resonance reverberation roughness seabed sediment shown signal processing simulated solution sonar sound speed spatial spectrum sphere structure surface acoustic waves target technique theory time-frequency transmission loss Underwater Acoustics Heraklion values vector velocity vertical wave propagation waveguide wavenumber zooplankton