A Novel Ultra-wideband Electromagnetic Wave-absorbing Metastructure Inspired by Bionic Gyroid Structures.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202300659
Abstract: Traditional honeycomb-like structural electromagnetic (EM) wave-absorbing materials have been widely used in various equipment as multifunctional materials. However, current EM wave-absorbing materials are limited by narrow absorption bandwidths and incident angles because of anisotropic structural… read more here.
Keywords: novel ultra; wave absorbing; metastructure; absorbing metastructure ... See more keywords
A 3D-printed lightweight broadband electromagnetic absorbing metastructure with preserved high-temperature mechanical property
Sign Up to like & getrecommendations! Published in 2021 at "Composite Structures"
DOI: 10.1016/j.compstruct.2021.114330
Abstract: Abstract light-weight metastructures that possess excellent electromagnetic(EM) absorbing performance and high-temperature mechanical property for real-life applications are highly desirable, but not yet realized to date. Herein, a novel metastructure, which enables to achieve both excellent… read more here.
Keywords: electromagnetic absorbing; mechanical property; metastructure; high temperature ... See more keywords
A multifunctional honeycomb metastructure for vibration suppression
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2020.105964
Abstract: Abstract In this study, a multifunctional metastructure is proposed for vibration suppression by combining a honeycomb sandwich structure and a locally resonant metastructure. To localize the low-frequency bandgaps, an analytical model based on Hamilton's principle… read more here.
Keywords: metastructure; vibration; multifunctional honeycomb; vibration suppression ... See more keywords
Towards a self tuning sliding mass metastructure
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-00526-w
Abstract: Passive vibration control systems are characterized by their simple practical design and independence of external power supplies. However, they are usually hindered by their narrow frequency band that cannot handle variable frequency disturbances. Recent research… read more here.
Keywords: self tuning; sliding mass; frequency; towards self ... See more keywords
Toughness-enhancing metastructure in the recluse spider's looped ribbon silk
Sign Up to like & getrecommendations! Published in 2017 at "Materials horizons"
DOI: 10.1039/c6mh00473c
Abstract: In nature's toughest materials, sacrificial bonds and hidden lengths play a key role in dissipating energy. Here, we show that the recluse spider (Loxosceles genus) spins its 50 nm-thin silk ribbons into sacrificial micro-loops, providing… read more here.
Keywords: recluse spider; looped ribbon; silk; metastructure ... See more keywords
Nonreciprocal Electromagnetically Induced Unidirectional Absorption Based on the Quasi-Periodic Metastructure and Its Application for Permittivity Sensing
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3239641
Abstract: Nonreciprocal unidirectional absorption, as a critical feature in both applications of military and civilian, has always been a challenging research topic. Here, we introduce a linear incremental arrangement into the formation of the electromagnetically induced… read more here.
Keywords: unidirectional absorption; permittivity; quasi periodic; metastructure ... See more keywords
Switchable ultra-broadband absorption and polarization conversion metastructure controlled by light.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.472336
Abstract: This article proposed a metastructure device that can realize polarization conversion (PC) and absorption function switching in the terahertz (THz) range based on the photoconductivity effect. The photoconductance is formed by exposing silicon to different… read more here.
Keywords: ultra broadband; metastructure; polarization conversion; polarization ... See more keywords
Evaluation of a Hybrid Underwater Sound-Absorbing Metastructure by Using the Transfer Matrix Method
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16041718
Abstract: In this study, we designed a novel hybrid underwater sound-absorbing material of the metastructure that contains a viscoelastic substrate with a microperforated panel. Two types of sound-absorbing metastructures were combined to achieve satisfactory sound absorption… read more here.
Keywords: metastructure; underwater sound; hybrid underwater; method ... See more keywords