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Researchers Propose Global Acoustic Impedance of Elastic Structures

Researchers from the Institute of Acoustics of the Chinese Academy of Sciences (IACAS) proposed the concept of global acoustic impedance to describe the relationship between the acoustic excitation and the particle vibration velocity on the e...

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Researchers Make a Breakthrough in the Deep-sea Vertical Underwater Acoustic Communication

Doctoral student LI Dong and Professor WU Yanbo of the team proposed a novel iterative receiver for deep-sea vertical UWA communications, breaking through existing receiver structures of deep-sea UWA communication in the aspects of channel Do...

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Researchers Propose Two Modified Striation-based Beamformers

Researchers from the Institute of Acoustics of the Chinese Academy of Sciences (IACAS) proposed waveguide-invariant-dimension striation-based beamformer (WISBF) and range-dimension striation-based beamformer (RSBF). These two modified methods...

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Chinese, Italian and American Researchers Jointly Promote a Sparse Learning Approach for Detecting Multiple Noise-Like Jammers

Researchers from the Institute of Acoustics of the Chinese Academy of Sciences (IACAS) together with their Italian, American and domestic colleagues devised two architectures resorting to the sparse learning via iterative minimization (SLIM) ...

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Measure Fluid Density and Viscosity with a Quartz Crystal Sensor

Researchers from the Institute of Acoustics of the Chinese Academy of Sciences (IACAS) proposed a method for measuring the density and viscosity of downhole fluids in-situ using a quartz tuning fork sensor.

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