Laser beam and laser-arc hybrid welding of aluminium alloys

I Bunaziv, OM Akselsen, X Ren, B Nyhus, M Eriksson - Metals, 2021 - mdpi.com
Aluminium alloys are widely used in many industries due to their high strength-to-weight
ratios and resistance to corrosion. Due to their specific thermophysical properties and …

X‐ray Tomography and Tomoscopy on Metals: A Review

F García-Moreno, TR Neu, PH Kamm… - Advanced Engineering …, 2023 - Wiley Online Library
X‐ray tomography is a versatile tool in materials research and engineering since it allows for
a non‐destructive and three‐dimensional map** of the constituents of a heterogeneous …

[HTML][HTML] Modeling and validation of hydrogen porosity formation in aluminum laser welding

N Trometer, B Chen, M Moodispaw, W Cai… - Journal of Manufacturing …, 2024 - Elsevier
Laser welding is used to weld aluminum alloy 1100 for battery cell manufacturing in the
automotive industry. However, these welds can have porosity that can decrease their …

Hydrogen microporosity evolution and dendrite growth during long solidification of Al-Cu-Li alloys: Modeling and experiment

X Li, X Yang, C Xue, S Wang, Y Zhang, Q Li… - Journal of Materials …, 2023 - Elsevier
The hydrogen content of aluminum-lithium alloys in the molten is more than 10 times that of
conventional aluminum-based alloys. Therefore, hydrogen microporosity is an extremely …

Investigation on Porosity Formation With Pressure Drop Between Dendrite Tip and Root During Pressurized Solidification of 30Cr15Mo1N Ingot

ZY He, HB Li, HC Zhu, Y Wang, ZW Ni, ZH Jiang… - … Materials Transactions B, 2023 - Springer
This paper presents a method based on Darcy's law to determine the pressure drop
between the dendrite tip and root during the formation of porosity. After verification by the …

Modeling of gas porosity and microstructure formation during dendritic and eutectic solidification of ternary Al-Si-Mg alloys

M Hu, T Wang, H Fang, M Zhu - Journal of Materials Science & Technology, 2021 - Elsevier
Abstract A two-dimensional (2-D) multi-component and multi-phase cellular automaton (CA)
model coupled with the Calphad method and finite difference method (FDM) is proposed to …

Elimination Mechanism of Shrinkage Porosity During Pressurized Solidification Process of 19Cr14Mn4Mo1N High-Nitrogen Steel Ingot

HB Li, ZW Ni, HC Zhu, ZY He, H Feng… - … Materials Transactions B, 2023 - Springer
Elimination mechanism of shrinkage porosity during pressurized solidification process of
19Cr14Mn4Mo1N high-nitrogen steel ingot was systematically investigated by experimental …

Bubbles Management for Enhanced Catalytic Water Splitting Performance

Z Zhang, C Gu, K Wang, H Yu, J Qiu, S Wang, L Wang… - Catalysts, 2024 - mdpi.com
Water splitting is widely acknowledged as an efficient method for hydrogen production. In
recent years, significant research efforts have been directed towards develo** cost …

Cellular automaton simulation and experimental validation of eutectic transformation during solidification of Al-Si alloys

C Gu, MP Moodispaw, AA Luo - npj Computational Materials, 2022 - nature.com
The morphology of eutectic silicon in solidification microstructure is critical to the
performance of Al-Si-based alloys. Simulating eutectic Si phase formation has been a …

[HTML][HTML] Simulation of gas porosity formation and interaction with dendrite and eutectic structures during solidification of Al-Si alloys

M Hu, D Sun, M Zhu - Materials & Design, 2024 - Elsevier
Abstract A two-dimensional (2-D) multi-phase cellular automaton (CA)-finite difference (FD)-
lattice Boltzmann (LB) coupled model is developed to simulate the hydrogen pore formation …