Defects and anomalies in powder bed fusion metal additive manufacturing

A Mostafaei, C Zhao, Y He, SR Ghiaasiaan… - Current Opinion in Solid …, 2022 - Elsevier
Metal additive manufacturing is a disruptive technology that is revolutionizing the
manufacturing industry. Despite its unrivaled capability for directly fabricating metal parts …

[HTML][HTML] Effects of defects on mechanical properties in metal additive manufacturing: A review focusing on X-ray tomography insights

A Du Plessis, I Yadroitsava, I Yadroitsev - Materials & Design, 2020 - Elsevier
X-ray tomography has emerged as a uniquely powerful and non-destructive tool to analyze
defects in additive manufacturing. Defects include unintended porosity, rough surfaces and …

Beautiful and functional: a review of biomimetic design in additive manufacturing

A Du Plessis, C Broeckhoven, I Yadroitsava… - Additive …, 2019 - Elsevier
This review article summarizes the current state-of-the-art for biomimicry in additive
manufacturing. Biomimicry is the practice of learning from and emulating nature-which can …

Fatigue strength assessment of “as built” AlSi10Mg manufactured by SLM with different build orientations

S Beretta, M Gargourimotlagh, S Foletti… - International Journal of …, 2020 - Elsevier
This study investigated the effects of the 'as-built'condition on the fatigue properties of an
AlSi 10 Mg aluminium alloy manufactured by Selective Laser Melting (SLM) in different …

Recent advances on bioprinted gelatin methacrylate-based hydrogels for tissue repair

N Rajabi, A Rezaei, M Kharaziha… - … Engineering Part A, 2021 - liebertpub.com
Bioprinting of body tissues has gained great attention in recent years due to its unique
advantages, including the creation of complex geometries and printing the patient-specific …

On the use of X-ray computed tomography in assessment of 3D-printed components

MR Khosravani, T Reinicke - Journal of Nondestructive Evaluation, 2020 - Springer
Technical advantages of additive manufacturing (AM) have drawn great attention over the
past few years. This cost-effective manufacturing process proved its potential applications in …

Surface roughness parameter and modeling for fatigue behavior of additive manufactured parts: A non-destructive data-driven approach

S Lee, B Rasoolian, DF Silva, JW Pegues… - Additive …, 2021 - Elsevier
Metallic additive manufacturing produces undesired surface roughness due to the nature of
the layer-by-layer fabrication process. As-built surface roughness can accelerate surface …

Orientation-dependent fatigue assessment of Ti6Al4V manufactured by L-PBF: Size of surface features and shielding effect

L Barricelli, L Patriarca, A Du Plessis… - International Journal of …, 2023 - Elsevier
The fatigue behaviour of as-built parts produced by means of Laser-Powder Bed Fusion
process (L-PBF) is primarily influenced by the presence of stress raisers on the surface …

[HTML][HTML] Standard method for microCT-based additive manufacturing quality control 1: Porosity analysis

A Du Plessis, P Sperling, A Beerlink, L Tshabalala… - MethodsX, 2018 - Elsevier
MicroCT is a well-established technique that is used to analyze the interior of objects non-
destructively, and it is especially useful for void or porosity analysis. Besides its widespread …

[HTML][HTML] Looking deep into nature: A review of micro-computed tomography in biomimicry

A du Plessis, C Broeckhoven - Acta biomaterialia, 2019 - Elsevier
Albert Einstein once said “look deep into nature, and then you will understand everything
better”. Looking deep into nature has in the last few years become much more achievable …