Non-auxetic mechanical metamaterials

CP de Jonge, HMA Kolken, AA Zadpoor - Materials, 2019 - mdpi.com
The concept of “mechanical metamaterials” has become increasingly popular, since their
macro-scale characteristics can be designed to exhibit unusual combinations of mechanical …

Design optimization of lattice structures under compression: study of unit cell types and cell arrangements

KM Park, KS Min, YS Roh - Materials, 2021 - mdpi.com
Additive manufacturing enables innovative structural design for industrial applications,
which allows the fabrication of lattice structures with enhanced mechanical properties …

Dynamic compressive behavior of a modified additively manufactured rhombic dodecahedron 316L stainless steel lattice structure

X Cao, D Xiao, Y Li, W Wen, T Zhao, Z Chen… - Thin-Walled …, 2020 - Elsevier
Dynamic compression properties of the modified rhombic dodecahedron (RD) lattice
structures were investigated by using a Split Hopkinson Pressure Bar (SHPB) system. All the …

Mechanical properties of additively manufactured metal lattice structures: Data review and design interface

B Hanks, J Berthel, M Frecker, TW Simpson - Additive Manufacturing, 2020 - Elsevier
With the ever-increasing resolution of metal additive manufacturing processes, the ability to
design and fabricate cellular or lattice structures is readily improving. While there are few …

Numerical comparison of lattice unit cell designs for medical implants by additive manufacturing

A Du Plessis, I Yadroitsava, I Yadroitsev… - Virtual and Physical …, 2018 - Taylor & Francis
The aim of this study was to compare traditional strut-based lattices with minimal surface
designs using morphological analysis and image-based simulations of design files. While …

The osteogenic effects of porous Tantalum and Titanium alloy scaffolds with different unit cell structure

G Huang, ST Pan, JX Qiu - Colloids and Surfaces B: Biointerfaces, 2022 - Elsevier
Porous scaffolds have long been regarded as optimal substitute for bone tissue repairing. In
order to explore the influence of unit cell structure and inherent material characteristics on …

Minimal surface designs for porous materials: from microstructures to mechanical properties

X Zheng, Z Fu, K Du, C Wang, Y Yi - Journal of materials science, 2018 - Springer
In this work, we present four types of topological bicontinuous porous structures, namely
Gyroid (G), Schwarz Diamond (D), Schwarz Primitive (P), and iWp (W), which are generated …

Isolated and modulated effects of topology and material type on the mechanical properties of additively manufactured porous biomaterials

R Hedayati, SM Ahmadi, K Lietaert, B Pouran… - Journal of the …, 2018 - Elsevier
In this study, we tried to quantify the isolated and modulated effects of topological design
and material type on the mechanical properties of AM porous biomaterials. Towards this …

[HTML][HTML] Additively manufactured space-filling meta-implants

HMA Kolken, CP De Jonge, T Van der Sloten… - Acta Biomaterialia, 2021 - Elsevier
The unprecedented properties of meta-biomaterials could pave the way for the development
of life-lasting orthopedic implants. Here, we used non-auxetic meta-biomaterials to address …

Surface free energy dominates the biological interactions of postprocessed additively manufactured Ti-6Al-4V

VM Villapun Puzas, LN Carter, C Schroder… - ACS Biomaterials …, 2022 - ACS Publications
Additive manufacturing (AM) has emerged as a disruptive technique within healthcare
because of its ability to provide personalized devices; however, printed metal parts still …