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Study of mechanical properties and enhancing auxetic mechanism of composite auxetic structures [PDF]

open access: yesEngineering Reports, 2021
The auxetic structures attract much attention because of their good properties, such as enhanced energy absorption capacity and buckling resistance. It is an important topic to combine the auxetic structures with other materials or structures to improve ...
Zengqin Shi   +5 more
doaj   +2 more sources

Design and evaluation of 3D-printed auxetic structures coated by CWPU/graphene as strain sensor [PDF]

open access: yesScientific Reports, 2022
A strain sensor characterized by elasticity has recently been studied in various ways to be applied to monitoring humans or robots. Here, 4 types of 3D-printed auxetic lattice structures using thermoplastic polyurethane as raw material were characterized:
Hyeong Yeol Choi   +2 more
doaj   +2 more sources

Auxetic metamaterials and structures

open access: yesCailiao gongcheng, 2021
Auxetic metamaterials and structures have excellent mechanical properties such as shear resistance, impact resistance, fracture resistance, energy absorption and vibration isolation, permeability variability, synclastic curvature in bending, etc. Auxetic
GAO Yu-kui
doaj   +2 more sources

Deformation Behaviour of Optimised Three-Dimensional Axisymmetric Chiral Auxetic Structures [PDF]

open access: yesBiomedicines
Background/Objectives: Developing functional tissue constructs via 3D bioprinting relies heavily on scaffold architecture, demanding precise mechanical tunability and high-resolution feature fidelity.
Nejc Novak   +5 more
doaj   +2 more sources

Sensitivity Improvement of Highly Stretchable Capacitive Strain Sensors by Hierarchical Auxetic Structures [PDF]

open access: yesFrontiers in Robotics and AI, 2019
Highly stretchable sensors that can detect large strains are useful in deformable systems, such as soft robots and wearable devices. For stretchable strain sensors, two types of sensing methods exist, namely, resistive and capacitive.
Jun Shintake   +2 more
doaj   +2 more sources

Investigation of the Auxetic of a novel geometric structure and improvement of Poisson’s ratio at different inner thicknesses

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2023
Poisson’s ratio, one of the important mechanical properties of materials and structures, is positive for almost all of the known materials and structures. However, auxetic materials or structures has negative Poisson’s ratios.
İsmail ERDOĞAN, İhsan TOKTAS
doaj   +1 more source

Dynamic response of auxetic structures [PDF]

open access: yesVibroengineering Procedia, 2020
Auxetic materials have been investigated since the 1990’s, they are defined by a negative Poisson’s ratio which gives them interesting capabilities in energy and shock absorption. They are usually lattice structures (2D or 3D array of unit cells), which gives them high stiffness to weight properties and their properties can be tuned to suit a given ...
Matthieu Proffit, John Kennedy
openaire   +1 more source

Performance of 3D printed topologically optimized novel auxetic structures under compressive loading: experimental and FE analyses

open access: yesJournal of Materials Research and Technology, 2021
The auxetic structures, because of their negative Poisson's ratio, have a lot of potential applications in the aerospace and automobile industry due to their exceptional mechanical properties under bending, shear, and compression loads.
Sohail Gohar   +3 more
doaj   +1 more source

Periodic Auxetics: Structure and Design [PDF]

open access: yesThe Quarterly Journal of Mechanics and Applied Mathematics, 2017
Materials science has adopted the term of auxetic behavior for structural deformations where stretching in some direction entails lateral widening, rather than lateral shrinking. Most studies, in the last three decades, have explored repetitive or cellular structures and used the notion of negative Poisson's ratio as the hallmark of auxetic behavior ...
Borcea, Ciprian S., Streinu, Ileana
openaire   +4 more sources

Geometrical Elaboration of Auxetic Structures [PDF]

open access: yesNexus Network Journal, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Milena Stavric, Albert Wiltsche
openaire   +2 more sources

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