Ultra-light hierarchical meta-materials on a body-centred cubic lattice

Tutkimustuotos: Lehtiartikkeli

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Ultra-light hierarchical meta-materials on a body-centred cubic lattice. / Rayneau-Kirkhope, Daniel; Mao, Yong; Farr, Robert.

julkaisussa: EPL, Vuosikerta 119, Nro 1, 14001, 07.2017, s. 1-6.

Tutkimustuotos: Lehtiartikkeli

Harvard

Rayneau-Kirkhope, D, Mao, Y & Farr, R 2017, 'Ultra-light hierarchical meta-materials on a body-centred cubic lattice', EPL, Vuosikerta. 119, Nro 1, 14001, Sivut 1-6. https://doi.org/10.1209/0295-5075/119/14001

APA

Vancouver

Author

Rayneau-Kirkhope, Daniel ; Mao, Yong ; Farr, Robert. / Ultra-light hierarchical meta-materials on a body-centred cubic lattice. Julkaisussa: EPL. 2017 ; Vuosikerta 119, Nro 1. Sivut 1-6.

Bibtex - Lataa

@article{df7709d01e344cc9a9fdb81784d47877,
title = "Ultra-light hierarchical meta-materials on a body-centred cubic lattice",
abstract = "Modern fabrication techniques offer the freedom to design and manufacture structures with complex geometry on many lengthscales, offering many potential advantages. For example, fractal/hierarchical struts have been shown to be exceptionally strong and yet light (Rayneau-Kirkhope D. et al., Phys. Rev. Lett., 109 (2012) 204301). In this letter, we propose a new class of meta-material, constructed from fractal or hierarchical struts linking a specific set of lattice points. We present a mechanical analysis of this meta-material resulting from a body-centred cubic (BCC) lattice. We show that, through the use of hierarchy, the material usage follows an enhanced scaling relation, and both material property and overall efficiency can be optimised for a specific applied stress. Such a design has the potential of providing the next generation of lightweight, buckling-resistant meta-materials. editor's choice Copyright (C) EPLA, 2017",
keywords = "NEGATIVE POISSONS RATIO, MECHANICAL METAMATERIALS, STIFFNESS, NANOSCALE, NANOTUBES",
author = "Daniel Rayneau-Kirkhope and Yong Mao and Robert Farr",
year = "2017",
month = "7",
doi = "10.1209/0295-5075/119/14001",
language = "English",
volume = "119",
pages = "1--6",
journal = "EPL",
issn = "0295-5075",
number = "1",

}

RIS - Lataa

TY - JOUR

T1 - Ultra-light hierarchical meta-materials on a body-centred cubic lattice

AU - Rayneau-Kirkhope, Daniel

AU - Mao, Yong

AU - Farr, Robert

PY - 2017/7

Y1 - 2017/7

N2 - Modern fabrication techniques offer the freedom to design and manufacture structures with complex geometry on many lengthscales, offering many potential advantages. For example, fractal/hierarchical struts have been shown to be exceptionally strong and yet light (Rayneau-Kirkhope D. et al., Phys. Rev. Lett., 109 (2012) 204301). In this letter, we propose a new class of meta-material, constructed from fractal or hierarchical struts linking a specific set of lattice points. We present a mechanical analysis of this meta-material resulting from a body-centred cubic (BCC) lattice. We show that, through the use of hierarchy, the material usage follows an enhanced scaling relation, and both material property and overall efficiency can be optimised for a specific applied stress. Such a design has the potential of providing the next generation of lightweight, buckling-resistant meta-materials. editor's choice Copyright (C) EPLA, 2017

AB - Modern fabrication techniques offer the freedom to design and manufacture structures with complex geometry on many lengthscales, offering many potential advantages. For example, fractal/hierarchical struts have been shown to be exceptionally strong and yet light (Rayneau-Kirkhope D. et al., Phys. Rev. Lett., 109 (2012) 204301). In this letter, we propose a new class of meta-material, constructed from fractal or hierarchical struts linking a specific set of lattice points. We present a mechanical analysis of this meta-material resulting from a body-centred cubic (BCC) lattice. We show that, through the use of hierarchy, the material usage follows an enhanced scaling relation, and both material property and overall efficiency can be optimised for a specific applied stress. Such a design has the potential of providing the next generation of lightweight, buckling-resistant meta-materials. editor's choice Copyright (C) EPLA, 2017

KW - NEGATIVE POISSONS RATIO

KW - MECHANICAL METAMATERIALS

KW - STIFFNESS

KW - NANOSCALE

KW - NANOTUBES

U2 - 10.1209/0295-5075/119/14001

DO - 10.1209/0295-5075/119/14001

M3 - Article

VL - 119

SP - 1

EP - 6

JO - EPL

JF - EPL

SN - 0295-5075

IS - 1

M1 - 14001

ER -

ID: 15917713