Electropulsing-enhanced atomic diffusion and recrystallization to optimize mechanical properties of Al/Cu laminated metal composites

M Ran, G Bian, H Zhang, J Yan, W Wang - Journal of Manufacturing …, 2024 - Elsevier
This work adopted the combined processing of electropulsing bonding (EPB) and
electropulsing rolling (EPR) to prepare high-performance Al/Cu laminated metal composites …

Welding Challenges and Quality Assurance in Electric Vehicle Battery Pack Manufacturing

P Stavropoulos, K Sabatakakis, H Bikas - Batteries, 2024 - mdpi.com
Electric vehicles' batteries, referred to as Battery Packs (BPs), are composed of
interconnected battery cells and modules. The utilisation of different materials …

[HTML][HTML] Fundamental study of blue wavelength laser for welding low thickness dissimilar Cu and steel materials

N Iqbal, A Sadeghian - Materials Today Communications, 2023 - Elsevier
The present study reports on the application of blue wavelength (450 nm), continuous wave
laser welding of Ni-coated copper to mild steel in lap joint configuration. The laser power …

Instability monitoring of molten pool in pure copper laser welding based on a multi-scale cascade model and spatial optical signals

H Dong, W Li, W Mu, Y Cai - Journal of Materials Processing Technology, 2024 - Elsevier
During laser welding of pure copper, instabilities such as violent molten pool oscillation,
large spatters, and melt ejection severely damage weld quality, which are caused by …

[HTML][HTML] Multi-model feature aggregation for classification of laser welding images with vision transformer

NU Din, L Zhang, MS Nawaz, Y Yang - Journal of King Saud University …, 2024 - Elsevier
The laser welding technique is quite common in various manufacturing lines, including
those for lithium-ion power batteries, due to its remarkable productivity, effectiveness, and …

The cytotoxicity of breast cancer mcf-7 cell line treated with different wavelength of low-level laser

HA Ibrahim, N Suardi, PM Khaniabadi… - Lasers in Medical …, 2024 - Springer
Breast cancer remains a significant global health challenge, spurring ongoing investigations
into innovative treatment approaches. Low-level laser therapy (LLLT) has emerged as a …

Effects of different laser welding parameters on the joint quality for dissimilar material joints for battery applications

AA Lassila, D Lönn, T Andersson, W Wang… - Optics & Laser …, 2024 - Elsevier
For battery pack assemblies, it is crucial that the laser welded cell-to-busbar joints
demonstrate both high mechanical strength and minimal electrical resistance. The present …

[PDF][PDF] A Study on the Weldability of Cylindrical Secondary Battery Material using Green Laser

HJ Yoo, JS Park, IG Jeon, MJ Kim, JS Kim… - 대한용접· 접합학회지, 2024 - e-jwj.org
This study investigates a green laser welding on a nickel-coated copper-mild steel material
used in an electric vehicle battery. The laser power and scan speed were varied, and …

The Optimization of Laser Welding Parameters for Welding of Hilumin®-Copper Using Taguchi Method in Electric Vehicle Battery Pack Manufacturing

AA Yıldırım, E FEYZULLAHOGLU, T Yılmaz - Available at SSRN 5030009 - papers.ssrn.com
In the automotive industry, the increasing popularity of electric and hybrid vehicles requires
an efficient and rapid joining process for the fabrication of electrical interconnects within …

Experimental Study on Microstructure and Mechanical Properties of Dissimilar Cu/Al Welds by Hybrid Coaxial Blue-Ir Laser

M Zhang, Y Zhang, J Zhang, H Li, B Cheng, X Wu… - papers.ssrn.com
A hybrid blue-infrared (IR) laser is proposed to weld 5052 Al with T2 Cu to investigate the
impact of processing parameters on the quality of Cu/Al overlap joints in terms of …