Compression behavior of lattice structures produced by selective laser melting: X-ray tomography based experimental and finite element approaches

Y Amani, S Dancette, P Delroisse, A Simar, E Maire - Acta Materialia, 2018 - Elsevier
The compression behavior of hollow architectured structures obtained by additive
manufacturing was investigated in this work. Two face-centered cubic structures with the …

Metal forming beyond shaping: Predicting and setting product properties

AE Tekkaya, JM Allwood, PF Bariani, S Bruschi, J Cao… - CIRP Annals, 2015 - Elsevier
Metal forming is not only shaping the form of a product, it is also influencing its mechanical
and physical properties over its entire volume. Advanced analysis methods recently enable …

[HTML][HTML] Influence of Fe-rich intermetallics on solidification defects in Al–Si–Cu alloys

C Puncreobutr, PD Lee, KM Kareh, T Connolley, JL Fife… - Acta Materialia, 2014 - Elsevier
To better understand the influence of Fe-rich intermetallics on solidification defect formation,
fast in situ synchrotron X-ray tomographic microscopy experiments were performed on a …

Research progress of ultrafine grained magnesium alloy prepared by equal channel angular pressing

Q Zhang, Q Li, X Chen - Materials Research Express, 2021 - iopscience.iop.org
In this paper, the research status of equal channel angular pressing (ECAP) in the
preparation of ultrafine grained magnesium alloy is introduced. The research results in …

Initiation and growth kinetics of solidification cracking during welding of steel

L Aucott, D Huang, HB Dong, SW Wen, JA Marsden… - Scientific reports, 2017 - nature.com
Solidification cracking is a key phenomenon associated with defect formation during
welding. To elucidate the failure mechanisms, solidification cracking during arc welding of …

Micro-mechanism of central damage formation during cross wedge rolling

C Yang, H Dong, Z Hu - Journal of Materials Processing Technology, 2018 - Elsevier
Central damage is a serious defect in the solid products of cross wedge rolling. A combined
experimental and modelling approach was used to study the micro-mechanism of central …

Microstructural analysis of ductility and fracture in fine-grained and ultrafine-grained vanadium-added DP1300 steels

J Samei, L Zhou, J Kang, DS Wilkinson - International Journal of Plasticity, 2019 - Elsevier
This paper addresses the impact of adding 0.14 wt% of vanadium to a fine-grained DP1300
steel, particularly in terms of damage and ductility. Variants with and without V were heat …

[HTML][HTML] Integrated digital image correlation for micro-mechanical parameter identification in multiscale experiments

O Rokoš, RHJ Peerlings, JPM Hoefnagels… - International Journal of …, 2023 - Elsevier
Micromechanical constitutive parameters are important for many engineering materials,
typically in microelectronic applications and material design. Their accurate identification …

[HTML][HTML] On the choice of boundary conditions for micromechanical simulations based on 3D imaging

M Shakoor, A Buljac, J Neggers, F Hild… - International Journal of …, 2017 - Elsevier
The present paper addresses the challenge of conducting Finite Element (FE)
micromechanical simulations based on 3D X-ray data, and quantifying errors between …

Dilatancy in semi-solid steels at high solid fraction

KM Kareh, C O'Sullivan, T Nagira, H Yasuda… - Acta Materialia, 2017 - Elsevier
The study of mushy-zone deformation in steels is important for limiting defect formation in
continuous casting. Here, we use in situ synchrotron radiography to quantify the shear …