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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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Researchers Establish a Source Spectrum Model for Ship Radiated Noise

Researchers from the Institute of Acoustics of the Chinese Academy of Sciences (IACAS) established a source level model of modern merchant ship radiated noise based on the measured data set of modern ship noise.

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Researchers Realized Broadband Sub-wavelength Focusing with Acoustic Metamaterial

Researchers from the Institute of Acoustics of the Chinese Academy of Sciences and Xi’an Jiaotong University realized a broadband sub-wavelength focusing and a high sound intensity enhancement using an acoustic prison.

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