Weitao Yuan
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View article: Luminescence dating of core sediments from the southern coastal Bohai Sea, China, and its implications for transgression history during the Late Quaternary
Luminescence dating of core sediments from the southern coastal Bohai Sea, China, and its implications for transgression history during the Late Quaternary Open
Several marine strata have developed along the southern coastal Bohai Sea since the Late Quaternary, preserving abundant records of sedimentary evolution. This region is ideal for studying the sedimentary history of a river–sea interaction…
View article: Parity‐Frequency‐Space Elastic Spin Control of Wave Routing in Topological Phononic Circuits
Parity‐Frequency‐Space Elastic Spin Control of Wave Routing in Topological Phononic Circuits Open
Topological phononic cavities, such as ring resonators with topological whispering gallery modes (TWGMs), offer a flexible platform for the realization of robust phononic circuits. However, the chiral mechanism governing TWGMs and their se…
View article: Luminescence Dating of Core Sediments from Jining of the Lower Yellow River and its Geomorphological Implications
Luminescence Dating of Core Sediments from Jining of the Lower Yellow River and its Geomorphological Implications Open
View article: Elastic Spin and Unidirectional Routing of Triple Basic Wave Modes In Thin Rods Systems
Elastic Spin and Unidirectional Routing of Triple Basic Wave Modes In Thin Rods Systems Open
View article: Hybrid Spin and Anomalous Spin-Momentum Locking in Surface Elastic Waves
Hybrid Spin and Anomalous Spin-Momentum Locking in Surface Elastic Waves Open
Transverse spin of surface waves is a universal phenomenon which has recently attracted significant attention in optics and acoustics. It appears in gravity water waves, surface plasmon-polaritons, surface acoustic waves, and exhibits rema…
View article: Observation of elastic spin with chiral meta-sources
Observation of elastic spin with chiral meta-sources Open
Directional routing of one-way classical wave has raised tremendous interests about spin-related phenomena. This sparks specifically the elastic wave study of pseudo-spin in meta-structures to perform robust manipulations. Unlike pseudo-sp…
View article: Multi-frequency sound energy harvesting using Helmholtz resonators with irradiated cross-linked polypropylene ferroelectret films
Multi-frequency sound energy harvesting using Helmholtz resonators with irradiated cross-linked polypropylene ferroelectret films Open
Harvesting multi-frequency sound energy from environmental noise is a meaningful topic to supply energy for potential devices. In this work, we constructed an array of Helmholtz resonators (HRs) with cross-linked polypropylene (IXPP) ferro…
View article: Observation of elastic spin with chiral meta-sources
Observation of elastic spin with chiral meta-sources Open
Directional routing of one-way classical wave has raised tremendous interests about spin-related phenomena in topological metamaterials. This sparks specifically the elastic wave study of synthesizing pseudo-spin degree-of-freedom in meta-…
View article: Broadband sub-diffraction and ultra-high energy density focusing of elastic waves in planar gradient-index lenses
Broadband sub-diffraction and ultra-high energy density focusing of elastic waves in planar gradient-index lenses Open
View article: Extraction of Yardang Characteristics Using Object-Based Image Analysis and Canny Edge Detection Methods
Extraction of Yardang Characteristics Using Object-Based Image Analysis and Canny Edge Detection Methods Open
Parameters of geomorphological characteristics are critical for research on yardangs. However, methods which are low-cost, accurate, and automatic or semi-automatic for extracting these parameters are limited. We present here semi-automati…
View article: Experimental evidence of quadrupolar whispering-gallery modes in phononic crystal based waveguides
Experimental evidence of quadrupolar whispering-gallery modes in phononic crystal based waveguides Open
Understanding the performance of resonators introduced in elastic and/or acoustic circuits is important for conceiving complex and efficient guiding structures. In this work, we reported upon the experimental characterization of hollow pil…
View article: Rainbow guiding of the lowest-order antisymmetric Lamb mode in phononic crystal plate
Rainbow guiding of the lowest-order antisymmetric Lamb mode in phononic crystal plate Open
View article: Waveguide for Lamb Waves Based on Whispering-Gallery Mode
Waveguide for Lamb Waves Based on Whispering-Gallery Mode Open
International audience
View article: Compact Waveguide and Guided Beam Pattern Based on the Whispering-Gallery Mode of a Hollow Pillar in a Phononic Crystal Plate
Compact Waveguide and Guided Beam Pattern Based on the Whispering-Gallery Mode of a Hollow Pillar in a Phononic Crystal Plate Open
International audience
View article: P Systems-Based Computing Polynomials With Integer Coefficients: Design and Formal Verification
P Systems-Based Computing Polynomials With Integer Coefficients: Design and Formal Verification Open
Automatic design of mechanical procedures solving abstract problems is a relevant scientific challenge. In particular, automatic design of membranes systems performing some prefixed tasks is an important and useful research topic in the ar…