Search Results - "Bergmann, J.P."

Systematic adjustment of the joining time in pulsed laser beam welding of aluminum-copper joints by means of a closed-loop control by Seibold, M., Schricker, K., Bergmann, J.P.

“…Electric mobility has become increasingly important in recent years. For this purpose, the use of copper is essential due to its electrical properties. In…”
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Development of an indirect measurement method for the Contact Tube to Workpiece Distance (CTDW) in the Direct Energy Deposition – Arc (DED-ARC) process for different arc types by Rohe, M., Knester, M., Hildebrand, J., Bergmann, J.P.

“…During the layer-by-layer build-up in the Direct Energy Deposition (DED) - Arc additive manufacturing (AM) process, the distance between the contact tube and…”
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Bonding mechanisms in laser-assisted joining of metal-polymer composites by Schricker, K., Samfaß, L., Grätzel, M., Ecke, G., Bergmann, J.P.

“…Metal-Plastic hybrid components and assemblies are gaining importance due to novel lightweight constructions and a growing integration of functions by using…”
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Temporal and spatial determination of solidification rate during pulsed laser beam welding of hot-crack susceptible aluminum alloys by means of high-speed synchrotron X-ray imaging by Seibold, M., Schricker, K., Schmidt, L., Diegel, D., Friedmann, H., Hellwig, P., Fröhlich, F., Nagel, F., Kallage, P., Rack, A., Requardt, H., Chen, Y., Bergmann, J.P.

“…Pulsed laser beam welding is primarily used to join thin-walled components. The use of 6xxx group aluminum alloys is characterized by good mechanical…”
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Wire arc additive manufacturing of hot work tool steel with CMT process by Ali, Y., Henckell, P., Hildebrand, J., Reimann, J., Bergmann, J.P., Barnikol-Oettler, S.

“…This study presents investigations on the additive manufacturing of hot work steel with the energy-reduced gas metal arc welding (GMAW) process, which is a…”
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Combining in situ synchrotron X-ray imaging and multiphysics simulation to reveal pore formation dynamics in laser welding of copper by Florian, T., Schricker, K., Zenz, C., Otto, A., Schmidt, L., Diegel, C., Friedmann, H., Seibold, M., Hellwig, P., Fröhlich, F., Nagel, F., Kallage, P., Buttazzoni, M., Rack, A., Requardt, H., Chen, Y., Bergmann, J.P.

“…Laser beam welding has emerged as a powerful tool for manufacturing copper components in electrical vehicles, electronic devices or energy storage, owing to…”
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Geometric imperfections of additive manufactured members by Kraus, M., Winkler, P., Hammer, S., Reimann, J., Hildebrand, J., Bergmann, J.P.

“…•Measuring of the manufacturing tolerances of Wire-Arc-Additive-Manufactured members with destruction free 3D-scanning methods like structured light scanning…”
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Plasma Transferred Arc Welding—Modeling and Experimental Optimization by Wilden, J, Bergmann, J P, Frank, H

“…Plasma transferred arc (PTA) welded coatings are used to improve surface properties of mechanical parts. Advantages are the high reliability of the process and…”
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Methods and solutions for joining plates made from different metals using voltaic arc welding by Bergmann, J.P., Wilden, J., Reich, S., Goecke, S.-F.

“…For some years now, the light engineering sector has been in search of welding and/or joining technologies allowing high-speed processing at low temperatures…”
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Vex-a CAD toolbox by Bergmann, J.P., Horowitz, M.A.

“…The increasing size and complexity of designs is making the use of hardware description languages (HDLs), such as Verilog and VHDL, more prevalent. They are…”
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Improving coverage analysis and test generation for large designs by Bergmann, J.P., Horowitz, M.A.

“…State space techniques have proven to be useful for measuring and improving the coverage of test vectors that are used during functional validation via…”
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Improved approximate reachability using auxiliary state variables by Govindaraju, S.G., Dill, D.L., Bergmann, J.P.

“…Approximate reachability techniques trade off accuracy for the capacity to deal with bigger designs. Cho et al (1996) proposed partitioning the set of state…”
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