Results 41 to 50 of about 15,145,976 (243)

Harnessing distinct deformation modes of auxetic patterns for stiffness design of tubular structures

open access: yesMaterials & Design, 2021
Auxetic materials with a negative Poisson's ratio show a unique lateral expansion under tension while their deformation under shear is similar to that of normal materials.
Jeong Min Hur   +6 more
doaj   +1 more source

Auxetic Cellular Materials - a Review

open access: yesStrojniški vestnik – Journal of Mechanical Engineering, 2016
Auxetic cellular materials are modern materials which have some unique and superior mechanical properties. As a consequence of the structural deformation of their internal cellular structure they exhibit a negative Poisson’s ratio, i.e. they significantly increase in volume when stretched and vice versa. The effect of negative Poisson’s ratio is useful
Novak, Nejc, Ren, Zoran, Vesenjak, Matej
openaire   +2 more sources

Brief review of metamaterials and auxetic materials

open access: yes, 2021
This paper aims to provide a comprehensive review on auxetic materials and structures, including various types of cellular auxetics, natural and artificial auxetics, metallic auxetics, multi-material and composite auxetics.
R. Negrea
semanticscholar   +1 more source

THE USE OF AUXETIC MATERIALS IN SMART STRUCTURES [PDF]

open access: yesComputational Methods in Science and Technology, 2004
Computational Methods in Science and ...
Hadjigeorgiou, E., Stavroulakis, G.
openaire   +2 more sources

A novel cement-based auxetic foam composite: Experimental study

open access: yesCase Studies in Construction Materials, 2022
Auxetic foam materials contract (expand) laterally under uniaxial compressive (tensile) load. Due to superior characteristics of auxetic foam, e.g., shear resistance and in-plane indentation resistance, studies of auxetic foam composites have been ...
Ge Zhi Fan   +4 more
doaj   +1 more source

Geometrical analysis of warp knit auxetic fabrics [PDF]

open access: yes, 2015
Despite considerable interests that have been shown on the formation, properties and characteristics of auxetic knit structures there remains a dearth of information about the fundamental geometrical analytics of warp knit auxetic fabrics.
Samuel, C Ugbolue   +2 more
core   +1 more source

Optimizing microstructure of auxetic materials

open access: yes
Materials that expand laterally in tension and contract laterally in compression are termed “auxetic”, meaning that they possess one or more negative Poisson’s ratios.
Javadi, Akbar A.   +3 more
core   +6 more sources

Elasto-plastic shear behavior of reinforced honeycomb and auxetic reentrant lattices

open access: yesMillenium, 2018
Introduction: Auxetic materials possess a negative Poisson’s ratio. Even though, the existence of isotropic auxetics is theoretically possible, they seem to be absent in natural states thus, there has been an effort to produce artificial auxetics mostly ...
Vitor Carneiro, José Meireles
doaj   +1 more source

Auxetic tubular scaffolds via melt electrowriting

open access: yesMaterials & Design, 2020
Auxetics are an interesting class of materials that expand in transverse directions when tensile loading is applied. For example, in contrast to conventional materials, an auxetic tube will increase in diameter when stretched along its axis.
Naomi C. Paxton   +4 more
doaj   +1 more source

Metamodelling for auxetic materials [PDF]

open access: yes, 2006
The use of Finite Element (FE) based homogenisation has improved the study of composite material properties. A homogenisation is a method of averaging a heterogeneous domain by using a replacement unit cell according to the proportions of constituents ...
Lew, Tze Ling
core   +5 more sources

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