Results 241 to 250 of about 154,848 (294)

Evaluation of signal disturbance and recovery in phased array ultrasonic inspection during welding. [PDF]

open access: yesWeld World
Dimakos A   +8 more
europepmc   +1 more source

Heat Source Parameter Identification Based on Attention-Enhanced Residual Convolutional Neural Network. [PDF]

open access: yesMaterials (Basel)
Jiang H   +8 more
europepmc   +1 more source

Laser impact welding of aluminum to brass

Journal of Materials Processing Technology, 2019
Abstract The microstructure and mechanical properties of aluminum and brass welding joints were investigated. The microscopy image revealed that the welding interface was flat in the case of using lower laser pulse energy. When the laser pulse energy was higher than 1200 mJ, the wavy interface and local melting blocks were created simultaneously ...
Xiao Wang   +4 more
semanticscholar   +4 more sources

Numerical simulation of laser impact spot welding

Journal of Manufacturing Processes, 2018
Abstract Laser impact spot welding (LISW) is a relatively novel high-speed impact welding technology. It has obvious advantages in welding dissimilar metal foil plates which have a large difference in melting point. However, the bonding mechanism of laser impact spot welding and dynamic mechanical behavior during LISW are difficult to be revealed ...
Xiao Wang   +6 more
semanticscholar   +4 more sources

Laser impact welding: Investigation on microstructure and mechanical properties of molybdenum-copper welding joint

International Journal of Refractory Metals and Hard Materials, 2019
Abstract Due to their excellent properties, molybdenum and copper are widely used in the electronics industry. However, the welding of molybdenum and copper is difficult, which limits their application prospects in the field of microelectronics devices. This paper describes a novel method for Mo/Cu welding in micro devices: laser impact welding (LIW).
Xiao Wang   +4 more
semanticscholar   +4 more sources

Numerical investigation of the transient interfacial material behavior during laser impact welding

Scripta Materialia, 2022
Abstract During laser impact welding, severe plastic strains and temperature spikes occurring in less than 1 µs make experimental observation impractical and necessitate computational modeling to characterize in-situ behavior. To understand the effects of microstructure and the associated inhomogeneity/anisotropy in laser impact welding, an Eulerian ...
Glenn Gleason   +3 more
semanticscholar   +4 more sources

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