Isotropic Energy-Absorbing Metamaterial with Tensegrity-Inspired Architecture and Auxetic Behavior.
Sign Up to like & getrecommendations! Published in 2025 at "Advanced materials"
DOI: 10.1002/adma.202510155
Abstract: Mechanical metamaterials exhibit significant potential for energy absorption applications through rational structural design. Negative Poisson's ratio (NPR) metamaterials have drawn particular attention due to their unique auxetic behavior, though their limited functionality restricts energy absorption… read more here.
Keywords: energy; auxetic behavior; energy absorbing; tensegrity ... See more keywords
Unlocking Auxetic Behavior in Recyclable Thermosetting Foams Enabled by Dynamic Disulfide Cross-linking Strategy.
Sign Up to like & getrecommendations! Published in 2024 at "Small"
DOI: 10.1002/smll.202406876
Abstract: Auxetic foams with a negative Poisson's ratio (NPR) have attracted considerable attention in material engineering due to their outstanding performance in seismic and energy absorption. Nevertheless, thermoplastic auxetic foams are compromised by weak non-covalent crosslinking… read more here.
Keywords: dynamic disulfide; structure; auxetic behavior; network ... See more keywords
Tunable microstructure transformations and auxetic behavior in 3D-printed multiphase composites: The role of inclusion distribution
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2019.05.012
Abstract: Abstract We experimentally and numerically investigate instability-induced pattern transformations and switchable auxetic behavior in multiphase composites consisted of circular voids and stiff inclusions periodically distributed in a soft elastomer. We specifically focus on the role… read more here.
Keywords: multiphase composites; role inclusion; inclusion distribution; microstructure ... See more keywords
Electronically tunable auxetic behavior of shunted piezoelectric elements
Sign Up to like & getrecommendations! Published in 2020 at "Journal of The Mechanics and Physics of Solids"
DOI: 10.1016/j.jmps.2020.103873
Abstract: Abstract This work demonstrates auxetic behavior in a solid polycrystalline shunted piezoelectric cube. Piezoelectric elements are commonly bonded to structures to reduce vibrations by tuning an attached shunt circuit to resonate at the same frequency… read more here.
Keywords: piezoelectric cube; shunted piezoelectric; piezoelectric elements; auxetic behavior ... See more keywords
Out-of-Plane Auxetic Behavior in Cellulose Nanofibril Films
Sign Up to like & getrecommendations! Published in 2025 at "ACS Omega"
DOI: 10.1021/acsomega.4c09915
Abstract: While auxeticity has been established in cellulose-based paper and paperboards and computational studies suggest auxetic behavior should occur within cellulose structures, the auxetic response of neat cellulose nanofibril (CNF) films has not yet been experimentally… read more here.
Keywords: cnf films; auxetic behavior; response; ratio ... See more keywords
Auxetic behavior and acoustic properties of microstructured piezoelectric strain sensors
Sign Up to like & getrecommendations! Published in 2017 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/aa7772
Abstract: The use of multifunctional composite materials adopting piezo-electric periodic cellular lattice structures with auxetic elastic behavior is a recent and promising solution in the design of piezoelectric sensors. In the present work, periodic anti-tetrachiral auxetic… read more here.
Keywords: properties microstructured; strain sensors; acoustic properties; auxetic behavior ... See more keywords
Computational optimization of modified honeycomb structures for enhanced auxetic and energy absorbing performance
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Intelligent Material Systems and Structures"
DOI: 10.1177/1045389x251388692
Abstract: This study investigates the mechanical behavior of modified honeycomb structures, focusing on auxetic behavior, characterized by a negative Poisson’s ratio (NPR). Finite element analysis (FEA) was employed to evaluate the effects of various design parameters… read more here.
Keywords: modified honeycomb; energy; auxetic behavior; honeycomb structures ... See more keywords
GAM: General Auxetic Metamaterial with Tunable 3D Auxetic Behavior Using the Same Unit Cell Boundary Connectivity
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16093473
Abstract: Research on auxetic metamaterials is important due to their high performance against impact loadings and their usefulness in actuators, among other applications. These metamaterials offer a negative Poisson’s ratio at the macro level. However, usual… read more here.
Keywords: unit cell; cell; auxetic behavior; geometry ... See more keywords
Geometric Analysis of Three-Dimensional Woven Fabric with in-Plane Auxetic Behavior
Sign Up to like & getrecommendations! Published in 2023 at "Polymers"
DOI: 10.3390/polym15051326
Abstract: Auxetic textiles are emerging as an enticing option for many advanced applications due to their unique deformation behavior under tensile loading. This study reports the geometrical analysis of three-dimensional (3D) auxetic woven structures based on… read more here.
Keywords: auxetic behavior; behavior; analysis three; three dimensional ... See more keywords