Silk Lattice Structures from Unidirectional Silk Fiber–Reinforced Composites for Breaking Energy Absorption
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201900921
Abstract: Lightweight lattice structures engineered at various length scales have attracted considerable research and development (R&D) efforts. Natural silk fibers and their composites have shown great energy absorption potential and impact resistance. Herein, lattice structures are… read more here.
Keywords: energy; energy absorption; lattice structures; fiber reinforced ... See more keywords
A new model and direct slicer for lattice structures
Sign Up to like & getrecommendations! Published in 2021 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-020-02796-w
Abstract: This paper presents a model for generating strut-based lattice structures using topology optimization and their efficient direct slicing. These structures exhibit better physical properties and can represent the partial densities at the macro-scale level, which… read more here.
Keywords: design; topology; model; lattice structures ... See more keywords
On the Hierarchy of d-structures
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DOI: 10.1007/s11083-016-9393-0
Abstract: In this paper we identify and study several lattice structures in the context of directed topology. The set of d-structures on a topological space is a Heyting algebra. The implication is constructed explicitely. There is… read more here.
Keywords: space; hierarchy structures; topology; lattice structures ... See more keywords
Compressive behavior and energy absorption of polymeric lattice structures made by additive manufacturing
Sign Up to like & getrecommendations! Published in 2019 at "Frontiers of Mechanical Engineering"
DOI: 10.1007/s11465-019-0549-7
Abstract: Lattice structures have numerous outstanding characteristics, such as light weight, high strength, excellent shock resistance, and highly efficient heat dissipation. In this work, by combining experimental and numerical methods, we investigate the compressive behavior and… read more here.
Keywords: compressive behavior; lattice structures; energy absorption; energy ... See more keywords
Compressive behavior of soft lattice structures and their application to functional compliance control
Sign Up to like & getrecommendations! Published in 2020 at "Additive manufacturing"
DOI: 10.1016/j.addma.2020.101148
Abstract: Abstract Lattice structures are advantageous in terms of their high specific stiffness and strength, and have been applied to the design of lightweight structures owing to the recent development of additive manufacturing (AM). The unique… read more here.
Keywords: behavior soft; soft lattice; compliance; lattice structures ... See more keywords
Tunable auxeticity and isotropic negative thermal expansion in three-dimensional lattice structures of cubic symmetry
Sign Up to like & getrecommendations! Published in 2021 at "Extreme Mechanics Letters"
DOI: 10.1016/j.eml.2021.101201
Abstract: Abstract A class of three-dimensional lattice structures of cubic symmetry is designed by spatially assembling and merging a number of two-dimensional re-entrant honeycomb structures. We demonstrate that the effective thermoelastic properties of these structures are… read more here.
Keywords: dimensional lattice; thermal expansion; structures cubic; lattice structures ... See more keywords
Modeling and simulation of large, conformal, porosity-graded and lightweight lattice structures made by additive manufacturing
Sign Up to like & getrecommendations! Published in 2018 at "Finite Elements in Analysis and Design"
DOI: 10.1016/j.finel.2017.09.005
Abstract: Abstract The emergence of additive manufacturing has enabled the design and manufacture of lightweight parts such as lattice structures with a complex geometry. However, conducting computer simulations to predict the mechanical behavior of such structures… read more here.
Keywords: porosity; lattice structures; additive manufacturing; simulation ... See more keywords
Energy absorption in lattice structures in dynamics: Nonlinear FE simulations
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Impact Engineering"
DOI: 10.1016/j.ijimpeng.2016.11.016
Abstract: An experimental study of the stress–strain behaviour of titanium alloy (Ti6Al4V) lattice structures across a range of loading rates has been reported in a previous paper [1]. The present work develops simple numerical models of… read more here.
Keywords: rate dependence; energy absorption; numerical models; lattice structures ... See more keywords
Additively-manufactured functionally graded Ti-6Al-4V lattice structures with high strength under static and dynamic loading: Experiments
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Impact Engineering"
DOI: 10.1016/j.ijimpeng.2017.09.018
Abstract: Abstract Functionally graded Ti-6Al-4V lattice structures with a step-wise gradient and a continuous gradient were designed and fabricated by selective laser melting (SLM) method respectively. Compression experiments were conducted by electronic universal machine and Split… read more here.
Keywords: strength; graded 6al; functionally graded; loading ... See more keywords
Energy absorption of thin-walled tubes enhanced by lattice structures
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2019.04.049
Abstract: Abstract Thin-walled structures filled or covered by various materials have been proposed for energy absorption applications in recent years. At this point, additive manufacturing technologies provide an unprecedented opportunity to produce nontraditional low-density filler materials… read more here.
Keywords: energy absorption; hybrid structures; lattice structures; energy ... See more keywords
Design and characterization of 3D AuxHex lattice structures
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2020.105700
Abstract: Abstract In this paper, a novel three dimensional (3D) AuxHex lattice structure consisting of auxetic re-entrant and hexagonal components is proposed. Theoretical models of elastic constants and quasi-static plateau stress are established which indicate that… read more here.
Keywords: theoretical models; energy absorption; lattice structures; auxhex lattice ... See more keywords