80 citations · 307 across the 12 of their papers we have counts for
12 papers
Gradient Impedance Matching Layers Enable Broadband Water-Air Sound Transmission
Ping Zhou, Han Jia, Yafeng Bi +4
Efficient sound transmission across the water-air interface has always been expected in the field of ocean exploration. However, the existing researches are mainly concentrated on…
Acoustic Metafluid for Independent manipulation of the Mass Density and Bulk Modulus
Yafeng Bi, Ping Zhou, Han Jia +4
Tuning the mass density and bulk modulus independently is the key to manipulate the propagation of sound wave. Acoustic metamaterials provide a feasible method to realize various a…
Acoustic Structure Inverse Design and Optimization Using Deep Learning
Xuecong Sun, Han Jia, Yuzhen Yang +4
From ancient to modern times, acoustic structures have been used to control the propagation of acoustic waves. However, the design of the acoustic structures has remained widely a…
Underwater Acoustic Multiplexing Communication by Pentamode Metasurface
Zhaoyong Sun, Yu Shi, Xuecong Sun +4
As the dominant information carrier in water, acoustic wave is widely used for underwater detection, communication and imaging. Even though underwater acoustic communication has be…
Study on Asymmetric Diffraction of Acoustic Parity-Time-Symmetric Gratings Using Rigorous Coupled-Wave Analysis
Yuzhen Yang, Han Jia, Jun Yang
In PT-symmetric gratings, asymmetric diffraction can be generated by modulating the ratio between imaginary and real refractive indices. In this paper, a rigorous coupled-wave anal…
Sound Localization and Separation in Three-dimensional Space Using a Single Microphone with a Metamaterial Enclosure
Xuecong Sun, Han Jia, Zhe Zhang +3
Conventional approaches to sound localization and separation are based on microphone arrays in artificial systems. Inspired by the selective perception of human auditory system, we…
Experimental demonstration of asymmetric diffraction based on a passive parity-time-symmetric acoustic grating
Yuzhen Yang, Han Jia, Yafeng Bi +2
Passive parity-time-symmetric medium provides a feasible scheme to investigate non-Hermitian systems experimentally. Here, we design a passive PT-symmetric acoustic grating with a…
Quasi isotropic underwater acoustic carpet cloak based on latticed pentamode metafuid
Zhaoyong Sun, Xuecong Sun, Han Jia +2
In this work, we present a practical design of quasi isotropic underwater acoustic carpet cloak with pentamode microstructure. The quasi conformal transformation is not only used t…
Experimental demonstration of three-dimensional broadband underwater acoustic carpet cloak
Yafeng Bi, Han Jia, Zhaoyong Sun +3
We present the design, architecture and detailed performance of a three-dimensional (3D) underwater acoustic carpet cloak (UACC). The proposed system of the 3D UACC is an octahedra…
Design of an underwater acoustic bend by pentamode metafluid
Zhaoyong Sun, Han Jia, Yi Chen +2
We design an impedance matching underwater acoustic bend with pentamode microstructure. The proposed bend is assembled by pentamode lattice. The effective density and compressive m…
Design of an impedance matching acoustic bend
Yuzhen Yang, Han Jia, Wenjia Lu +2
We propose the design of an impedance matching acoustic bend in this article. The bending structure is composed of sub-wavelength unit cells with perforated plates and side pipes,…
Design and demonstration of an acoustic right-angle bend
Wenjia Lu, Han Jia, Yafeng Bi +2
In this paper, we design, fabricate and experimentally characterize a broadband acoustic right-angle bend device in air. Perforated panels with various hole-sizes are used to const…