Interface homogenization and its relationship with tensile properties of laser-arc hybrid welded Al/steel butt-joint via beam oscillation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials Science"
DOI: 10.1007/s10853-021-06234-0
Abstract: Homogenized intermetallic compound (IMC) layer at interface was achieved in laser-arc hybrid butt welded Al/steel dissimilar metals through beam oscillation. The beam oscillation reduced the macrosegregation of Fe element in the weld, which increased the… read more here.
Keywords: tensile properties; beam oscillation; interface; interface homogenization ... See more keywords
Interface formation and bonding mechanisms of laser transmission welded composite structure of PET on austenitic steel via beam oscillation
Sign Up to like & getrecommendations! Published in 2020 at "Composite Structures"
DOI: 10.1016/j.compstruct.2019.111752
Abstract: Abstract Laser lap welding of composite structure of amorphous polyethylene terephthalate (PET) to 304 steel was carried out via beam oscillation. The effects of laser power (P), oscillating radius (r) and frequency (f) on weld… read more here.
Keywords: beam oscillation; steel; via beam; composite structure ... See more keywords
Laser beam oscillation welding of aluminum alloy using the spatially modulated beam by diffractive optical element (DOE)
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2021.04.029
Abstract: Abstract In laser welding, the spatial beam intensity profile of the laser beam is an important parameter as it has a considerable effect on the temperature distribution and cooling rate of the melt pool, which… read more here.
Keywords: cooling rate; beam oscillation; laser beam; modulated beam ... See more keywords
Improvement of Laser Beam Fusion Cutting of Mild and Stainless Steel Due to Longitudinal, Linear Beam Oscillation
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10093052
Abstract: The latest research on laser beam fusion cutting (LBFC) with static beam shaping have shown a limitation in the quality of cut parts for thick steel plates (> 6 mm) when using solid state lasers.… read more here.
Keywords: beam oscillation; laser beam; steel; beam ... See more keywords
Influence of Different Beam Oscillation Patterns in Electron Beam Welding of Niobium Sheets with Different Thickness
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DOI: 10.3390/ma15113778
Abstract: The electron beam welding of the tubes and the half-cells for our 1.3 GHz single-cell superconducting radiofrequency (SRF) cavities is complex due to the different thicknesses of the tubes and the half-cells in the iris… read more here.
Keywords: beam; electron beam; oscillation; beam oscillation ... See more keywords
Weld Seam Geometry and Electrical Resistance of Laser-Welded, Aluminum-Copper Dissimilar Joints Produced with Spatial Beam Oscillation
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DOI: 10.3390/met8070510
Abstract: Spatial beam oscillation during laser beam welding of aluminum to copper was investigated. The beam was spatially oscillated perpendicular to the direction of feed in a sinusoidal mode. The influence of the oscillation amplitude and… read more here.
Keywords: spatial beam; beam oscillation; copper; geometry ... See more keywords
Quasi-Continuous Wave Pulsed Laser Welding of Copper Lap Joints Using Spatial Beam Oscillation
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DOI: 10.3390/mi13122092
Abstract: Laser beam welding of copper (Cu) using near-infrared radiation is extremely challenging due to its high thermal conductivity and large laser reflectivity. In the present study, the challenges and benefits of using spatial beam oscillation… read more here.
Keywords: laser; beam; laser beam; beam oscillation ... See more keywords