Role of porosity defects in metal 3D printing: Formation mechanisms, impacts on properties and mitigation strategies

S Wang, J Ning, L Zhu, Z Yang, W Yan, Y Dun, P Xue… - Materials Today, 2022 - Elsevier
Abstract Metal 3D printing (3DP), a state-of-the-art manufacturing technology that brings the
potential to fabricate complex structures at low cost and reduced energy consumption, has …

Recent research and development status of laser cladding: A review

L Zhu, P Xue, Q Lan, G Meng, Y Ren, Z Yang… - Optics & Laser …, 2021 - Elsevier
In industries such as aerospace, petrochemistry and automobile, many parts of different
machines are under environment which shows high temperature and high pressure, and …

[HTML][HTML] A review of multi-scale and multi-physics simulations of metal additive manufacturing processes with focus on modeling strategies

M Bayat, W Dong, J Thorborg, AC To, JH Hattel - Additive Manufacturing, 2021 - Elsevier
Numerical simulations have recently shown their potential as a robust, cheap and reliable
tool for predicting the quality of components produced by metal additive manufacturing …

[HTML][HTML] Holistic computational design within additive manufacturing through topology optimization combined with multiphysics multi-scale materials and process …

M Bayat, O Zinovieva, F Ferrari, C Ayas… - Progress in Materials …, 2023 - Elsevier
Additive manufacturing (AM) processes have proven to be a perfect match for topology
optimization (TO), as they are able to realize sophisticated geometries in a unique layer-by …

Comprehensive studies of SS316L/IN718 functionally gradient material fabricated with directed energy deposition: Multi-physics & multi-materials modelling and …

W Li, MN Kishore, R Zhang, N Bian, H Lu, Y Li… - Additive …, 2023 - Elsevier
Abstract Metallic Functionally gradient materials (FGMs) are featured by gradually
distributed metallic compositions generating unique mechanical and physical property …

A digital twin hierarchy for metal additive manufacturing

A Phua, CHJ Davies, GW Delaney - Computers in Industry, 2022 - Elsevier
Digital twins present a conceptual framework for product life-cycle monitoring and control
using a simulated replica of the physical system. Since their emergence, they have garnered …

Microstructure and mechanical properties of parts formed by ultrasonic vibration-assisted laser cladding of Inconel 718

L Zhu, Z Yang, B **n, S Wang, G Meng, J Ning… - Surface and Coatings …, 2021 - Elsevier
Laser cladding has shown advantages in metal component forming. However, the
accompanying issues, such as inner microstructural defects and poor mechanical …

Manipulating molten pool dynamics during metal 3D printing by ultrasound

Z Yang, S Wang, L Zhu, J Ning, B **n, Y Dun… - Applied Physics …, 2022 - pubs.aip.org
Ultrasound-assisted direct energy deposition (UADED) attracts increasing attention due to
its capability to tailor the grain structure. However, the involved molten pool dynamics …

Effects of ultrasound on multilayer forming mechanism of Inconel 718 in directed energy deposition

Z Yang, L Zhu, S Wang, J Ning, Y Dun, G Meng… - Additive …, 2021 - Elsevier
Advanced 3D metal printing is getting popularity recently while the complexities during the
forming are not totally clear. In particular, research on the interaction mechanism of molten …

On the role of the powder stream on the heat and fluid flow conditions during directed energy deposition of maraging steel—multiphysics modeling and experimental …

M Bayat, VK Nadimpalli, FG Biondani, S Jafarzadeh… - Additive …, 2021 - Elsevier
Abstract The Directed Energy Deposition (DED) process of metals, has a broad range of
applications in several industrial sectors. Surface modification, component repairing …