Handedness in shearing auxetics creates rigid and compliant structures
In nature, repeated base units produce handed structures that selectively bond to make rigid
or compliant materials. Auxetic tilings are scale-independent frameworks made from …
or compliant materials. Auxetic tilings are scale-independent frameworks made from …
Mechanical modeling of superelastic tensegrity braces for earthquake-proof structures
F Fraternali, F Santos - Extreme Mechanics Letters, 2019 - Elsevier
This paper presents a novel application of tensegrity systems as lightweight and
noninvasive braces for seismically resistant structures. The analyzed braces consist of D-bar …
noninvasive braces for seismically resistant structures. The analyzed braces consist of D-bar …
Bespoke extensional elasticity through helical lattice systems
MDX Dixon, MP O'Donnell… - Proceedings of the …, 2019 - royalsocietypublishing.org
Nonlinear structural behaviour offers a richness of response that cannot be replicated within
a traditional linear design paradigm. However, designing robust and reliable nonlinearity …
a traditional linear design paradigm. However, designing robust and reliable nonlinearity …
Multiscale tailoring of helical lattice systems for bespoke thermoelasticity
Abstract (Meta-) Materials, eg functional or architectured materials that change shape in
response to external stimuli, often do so by exploiting solid–solid phase transitions or …
response to external stimuli, often do so by exploiting solid–solid phase transitions or …
Exploring adaptive behavior of non-linear hexagonal frameworks
MP O'Donnell, M Towes, RMJ Groh… - Frontiers in …, 2020 - frontiersin.org
Non-linear structural responses offer a rich design space that can be integrated into the
development of novel (meta)-materials to enable transformative capabilities. By exploiting …
development of novel (meta)-materials to enable transformative capabilities. By exploiting …
On the mechanics of tetrakis-like lattices in the stretch-dominated regime
E Babilio, F Fabbrocino, M Durand… - Extreme Mechanics Letters, 2017 - Elsevier
We derive general conditions for the design of two-dimensional stiffest elastic networks with
tetrakis-like (or 'Union Jack'-like) topology. Upon generalizing recent results for tetrakis …
tetrakis-like (or 'Union Jack'-like) topology. Upon generalizing recent results for tetrakis …
[PDF][PDF] Nonlinear Lattice Structures
M Dixon, A Pirrera, I Chenchiah - 2019 - research-information.bris.ac.uk
Advances in both structural analysis and (meta-) material engineering has allowed pre-
viously uncharted (and often highly nonlinear) areas of the response space of elastic …
viously uncharted (and often highly nonlinear) areas of the response space of elastic …
Coupling of helical lattice structures for tunable non-linear elasticity
M O'Donnell, IV Chenchiah… - … -October 28-30 …, 2016 - research-information.bris.ac.uk
Helical lattice structures as investigated by Pirrera et al.[1] possess non-linear elastic
responses that may be tuned to offer various distinct behaviours such as zero stiffness and …
responses that may be tuned to offer various distinct behaviours such as zero stiffness and …