Results 51 to 60 of about 6,969 (230)

The use of auxetic materials in tissue engineering [PDF]

open access: yesBiomaterials Science, 2020
A number of biological tissues have been shown to behave in an auxetic manner, defined by having a negative poissons ratio. Thus mimicking this environment has a number of potential applications especially in tissue engineering.
Mardling, Paul   +3 more
openaire   +2 more sources

Geometry‐Dependent Adhesion in Transparent Monodomain Liquid Crystal Elastomers

open access: yesAdvanced Functional Materials, EarlyView.
Liquid Crystal Elastomers (LCEs) are emerging as exciting pressure‐sensitive adhesives. We examine adhesion in chemically identical elastomer films, exploring the influence of geometry (director orientation) and phase (nematic or isotropic). We demonstrate the potential of these aligned films as transparent, tunable, broad‐temperature‐range smart ...
Aidan Street   +3 more
wiley   +1 more source

Auxetic mechanical metamaterials: from soft to stiff

open access: yesInternational Journal of Extreme Manufacturing, 2023
Auxetic mechanical metamaterials are artificially architected materials that possess negative Poisson’s ratio, demonstrating transversal contracting deformation under external vertical compression loading.
Xiang Li   +4 more
doaj   +1 more source

Beyond developable: computational design and fabrication with auxetic materials [PDF]

open access: yes, 2016
We present a computational method for interactive 3D design and rationalization of surfaces via auxetic materials, i.e., flat flexible material that can stretch uniformly up to a certain extent. A key motivation for studying such material is that one can
Bouaziz, Sofien   +5 more
core   +3 more sources

Meta‐Rod Mechanical Metamaterials With Programmable Reconfiguration

open access: yesAdvanced Functional Materials, EarlyView.
Existing mechanical metamaterials achieve programmable large deformations in planar square or cubic configurations, restricted by required complex boundary conditions. This research proposes a 1D metamaterial, Meta‐rod, with linear, bending, twisting, area, and volume deformation modes.
Atharva Pande, Lyes Kadem, Hang Xu
wiley   +1 more source

Multi‐Purpose Auxetic Foam with Honeycomb Concave Micropattern for Sound and Shock Energy Absorbers

open access: yesAdvanced Materials Interfaces, 2023
Porous materials have been widely used for passive energy absorption in various applications including aerospace systems, automotive vehicles, and electronic products, due to high energy dissipation and sound absorbing mechanism in a wide frequency band.
Ji‐Seok Kim   +3 more
doaj   +1 more source

Experimental and Numerical Analysis of 3D Printed Polymer Tetra-Petal Auxetic Structures under Compression

open access: yesApplied Sciences, 2021
Auxetic structures possess a negative Poisson ratio (ν < 0) as a result of their geometrical configuration, which exhibits enhanced indentation resistance, fracture toughness, and impact resistance, as well as exceptional mechanical response advantages ...
Demetris Photiou   +5 more
doaj   +1 more source

Constructing an overall dynamical model for a system with changing design parameter properties [PDF]

open access: yes, 2008
This study considers the identification problem for a class of non-linear parameter-varying systems associated with the following scenario: the system behaviour depends on some specifically prescribed parameter properties, which are adjustable.
Hua Liang Wei   +2 more
core   +1 more source

Quasi‐Static to Supersonic Energy Absorption of Nanoarchitected Tubulanes and Schwarzites

open access: yesAdvanced Functional Materials, EarlyView.
Nanoarchitected energy‐absorptive Tubulanes exhibit record energy absorption under quasi‐static conditions and exceptional inelastic energy dissipation under 750 m s−1 ballistics impact, with high performance spanning strain rates of 12 orders of magnitude.
Peter Serles   +16 more
wiley   +1 more source

Advancing auxetic materials: Emerging development and innovative applications

open access: yesReviews on Advanced Materials Science
The development of auxetic materials, known for their unique negative Poisson’s ratio, is transforming various industries by introducing new mechanical properties and functionalities.
Shuaibu Abdulrasheed Suleiman   +5 more
doaj   +1 more source

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