Results 51 to 60 of about 5,526 (237)

A review on auxetic structures: Applications, properties, classifications, finite element analysis, manufacturing methods, and selective laser melting process parameters

open access: yesResults in Engineering
Auxetic structures are a novel class of materials characterized by their unique internal geometric configuration at the micro/nano scale, resulting in unusual mechanical behavior.
Manikandan Periyasamy, N. Srinivasan
doaj   +1 more source

A novel tubular structure with negative Poisson's ratio based on gyroid-type triply periodic minimal surfaces

open access: yesVirtual and Physical Prototyping, 2023
A novel type of tubular structure with negative Poisson's ratio based on gyroid-type triply periodic minimal surfaces (TPMSs) is proposed in this study. This work is an attempt to design auxetic tubular structures based on TPMS.
Weiwei Wang   +4 more
doaj   +1 more source

Auxetic textiles.

open access: yesActa chimica Slovenica, 2013
Common materials have Poisson's ratio values ranging from 0.0 to 0.5. Auxetic materials exhibit negative Poisson's ratio. They expand laterally when stretched longitudinally and contract laterally when compressed. In recent years the use of textile technology to fabricate auxetic materials has attracted more and more attention.
Pavko-Čuden, Alenka   +2 more
openaire   +2 more sources

Auxetic piezoelectric effect in heterostructures

open access: yesNature Materials, 2023
AbstractInherent symmetry breaking at the interface has been fundamental to a myriad of physical effects and functionalities, such as efficient spin–charge interconversion, exotic magnetic structures and an emergent bulk photovoltaic effect. It has recently been demonstrated that interface asymmetry can induce sizable piezoelectric effects in ...
Ming-Min Yang   +6 more
openaire   +2 more sources

3D Printing of Stretchable, Compressible and Conductive Porous Polyurethane for Soft Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
A 3D‐printable porous dopamine‐polyurethane acrylate elastomer results in conductive, stretchable, and compressible structures that can be metallized in situ through catechol‐mediated silver reduction. The resulting material function as both compliant soft robot with a and strain sensors without complex assemblies, enabling fully 3D‐printed soft ...
Ouriel Bliah   +3 more
wiley   +1 more source

Characterisation of cementitious polymer mortar – Auxetic foam composites

open access: yes, 2017
Application of auxetic materials in automobile and biomedical engineering is widely reported and their usage in civil engineering is emerging. This paper reports the manufacturing and characterising of cementitious polymer mortar – auxetic foam ...
Manicka Dhanasekar   +3 more
core   +1 more source

Auxetic Textiles

open access: yesActa Chimica Slovenica, 2014
Common materials have Poisson’s ratio values ranging from 0.0 to 0.5. Auxetic materials exhibit negative Poisson’s ratio. They expand laterally when stretched longitudinally and contract laterally when compressed.
Rant Darja   +2 more
doaj  

The Application of Auxetic Material for Protective Sports Apparel

open access: yesProceedings, 2018
Current research of auxetic materials highlights its potential as personal protective equipment for sports apparel with enhanced properties such as conformability, superior energy absorption and reduced thickness.
Charlotte Moroney   +4 more
doaj   +1 more source

Effect of Compressive Strain Rate on Auxetic Foam

open access: yesApplied Sciences, 2021
Auxetic foams have previously been shown to have benefits including higher indentation resistance than their conventional counterparts, due to their negative Poisson’s ratio, making them better at resisting penetration by concentrated loads.
Olly Duncan   +5 more
doaj   +1 more source

Strategic Design of Soft Actuators in Translational Medical Robotics for Human‐Centered Healthcare

open access: yesAdvanced Robotics Research, EarlyView.
Soft robotics enables biocompatible, compliant medical devices, but clinical translation requires design‐driven engineering beyond materials. This perspective reviews implantable, surgical, and wearable systems by actuation mechanism, highlighting how optimized architectures and integration improve mechanical interfacing, adaptability, and durability ...
Ho Jun Jin   +3 more
wiley   +1 more source

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