Strain Dependency of Poisson's Ratio of SLS Printed Auxetic Lattices Subjected to Quasi‐Static and Dynamic Compressive Loading
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201900204
Abstract: This paper deals with experimental investigation into a strain‐rate dependent function of Poisson's ratio of three auxetic structures subjected to compressive loading. The missing rib, the 2D re‐entrant honeycomb, and the 3D re‐entrant honeycomb lattices… read more here.
Keywords: compressive loading; quasi static; strain; poisson ratio ... See more keywords
A Novel Twofold Symmetry Architected Metamaterials with High Compressibility and Negative Poisson's Ratio
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DOI: 10.1002/adem.202001041
Abstract: This study presents the compression response of additively manufactured novel soft porous structures with architected microstructure. Six porous additively manufactured architected periodic structures with two‐fold and four‐fold symmetry were considered. The effect of pore shape… read more here.
Keywords: symmetry; negative poisson; fold symmetry; poisson ratio ... See more keywords
Design Study for Multifunctional 3D Re‐entrant Auxetics
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Engineering Materials"
DOI: 10.1002/adem.202100816
Abstract: The increasing demands of safety, cost reduction, or weight reduction on components call for new, multifunctional materials. Mechanical metamaterials, such as auxetic materials, provide enhanced properties due to a specially tailored microstructure. The negative Poisson's… read more here.
Keywords: design; study multifunctional; design study; multifunctional entrant ... See more keywords
Bioinspired Multifunctional Cellular Plastics with a Negative Poisson's Ratio for High-Energy Dissipation.
Sign Up to like & getrecommendations! Published in 2020 at "Advanced materials"
DOI: 10.1002/adma.202001222
Abstract: Cellular plastics have been widely used in transportation, aerospace, and personal safety applications owing to their excellent mechanical, thermal, and acoustic properties. It is highly desirable to impart them with a complex porous structure and… read more here.
Keywords: poisson ratio; energy dissipation; negative poisson; cellular plastics ... See more keywords
Micro‐Scale Mechanical Metamaterial with a Controllable Transition in the Poisson's Ratio and Band Gap Formation
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials"
DOI: 10.1002/adma.202210993
Abstract: The ability to significantly change the mechanical and wave propagation properties of a structure without rebuilding it is currently one of the main challenges in the field of mechanical metamaterials. This stems from the enormous… read more here.
Keywords: poisson ratio; mechanical metamaterial; micro scale; scale mechanical ... See more keywords
Stress Thresholds of Crack Development and Poisson’s Ratio of Rock Material at High Strain Rate
Sign Up to like & getrecommendations! Published in 2017 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-017-1377-x
Abstract: The crack initiation and propagation induced by loading finally lead to the failure of rocks. An identification of crack evolution has been widely investigated in quasi-static tests (Hoek and Martin 2014), which is essential to… read more here.
Keywords: poisson ratio; stress; strain; rock ... See more keywords
Role of Poisson’s ratio mismatch on the crack path in glass matrix particulate composites
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Fracture"
DOI: 10.1007/s10704-017-0222-2
Abstract: The improvement of the mechanical properties of glass matrix particulate composites has been extensively studied in the past 40 years. Emphasis has mostly been placed on the influence of mismatches of the elastic moduli and coefficient… read more here.
Keywords: matrix particulate; particulate composites; glass matrix; poisson ... See more keywords
Strong re-entrant cellular structures with negative Poisson’s ratio
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science"
DOI: 10.1007/s10853-017-1809-8
Abstract: In this paper, two new 2D re-entrant topologies with negative Poisson’s ratio are presented and their mechanical properties (Poisson’s ratio and energy absorption capacity) are studied using finite element method as a function of geometric… read more here.
Keywords: topology; model; negative poisson; poisson ratio ... See more keywords
Understanding the structure-Poisson’s ratio relation in bulk metallic glass
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Science"
DOI: 10.1007/s10853-018-2098-6
Abstract: Abstract Here, we employ isothermal annealing on a ZrCuNiAl bulk metallic glass (BMG) to obtain different structural states. The nanohardness of the studied Zr-based BMG shows a clear transition from heterogeneous to homogeneous distribution and… read more here.
Keywords: bulk metallic; poisson; poisson ratio; relation ... See more keywords
Determination of poisson’s ratio using growth temperature variations of InGaN/GaN MQW
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-020-04055-6
Abstract: In this study, InGaN/GaN/Al 2 O 3 multi-quantum well (MQW) structure is investigated in 300–450 °C growth temperature range with steps of 50 °C. By the help of lattice constants at four different growth temperatures… read more here.
Keywords: poisson ratio; growth temperature; growth; ingan gan ... See more keywords
Poisson's Ratio of Layered Soils at Different Confining Stresses Using Bender/Extender Elements
Sign Up to like & getrecommendations! Published in 2018 at "Soil Mechanics and Foundation Engineering"
DOI: 10.1007/s11204-018-9514-4
Abstract: There is a lack of guidelines or any particular methodology for the determination of Poisson's ratio in layered soils. In this paper an attempt has been made to determine the Poisson's ratio of double- and… read more here.
Keywords: methodology; bender extender; ratio layered; poisson ratio ... See more keywords