Results 21 to 30 of about 2,360,851 (277)
Development of an adaptive laser beam shaper
, 2022 Paper 1051819, 7 S.The intensity distribution of a laser beam has a high impact on laser processing applications. In many applications, the emitted light of a laser beam source is transformed from a Gaussian intensity distribution into other intensity ...
Pütsch, O. +4 more
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Active optical system for laser structuring of 3D surfaces by remelting
, 2022 Paper 88430DThe structuring of functional and design metallic surfaces takes full advantage of economic, flexible and fully automated processing techniques.
Pütsch, O. +4 more
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Journal of Manufacturing and Materials Processing, 2023 The commonly used Gaussian intensity distribution during the laser-based processing of metals can negatively affect melt pool stability, which might lead to defects such as porosity, hot cracking, or poor surface quality.
Florian Nahr +3 more
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Optical Engineering, 2003 Laser beam shaping, the art of controlling the irradiance and phase profile of a laser's output, is an enabling technology used in industrial applications including semiconductor lithography, circuit component trimming and laser printing.
openaire +1 more source
Consideration on the use of design freedoms for resonator originated beam shaping
, 2022 S.69-73A general resonator concept is discussed offering the flexibility of decoupling the mode shape inside and the laser beam outside of the laser resonator. Two examples for the use of the resulting design freedoms for optimization of the laser system
Zeitner, U.D., Wyrowski, F.
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Analysis of hybrid Nd:Yag laser-MAG arc welding processes. [PDF]
, 2011 In the hybrid laser-arc welding process, a laser beam and an electric arc are coupled in order to combine the advantages of both processes: high welding speed, low thermal load and high depth penetration thanks to the laser; less demanding on joint ...
F. Coste +9 more
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Flexible assembly module for beam-shaping product families based on support structures
, 2022 Paper 97270WDepending on the application, high-power diode lasers (HPDL) have individual requirements on their beam-shaping as well as their mechanical fixation.
Brecher, Christian +7 more
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Integrated optical design for highly dynamic laser beam shaping with membrane deformable mirrors
, 2022 Paper 1009010, 8 S.The utilization of membrane deformable mirrors has raised its importance in laser materials processing since they enable the generation of highly spatial and temporal dynamic intensity distributions for a wide field of applications. To
Pütsch, O., Stollenwerk, J., Loosen, P.
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Measurement of laser absorptivity for operating parameters characteristic of laser drilling regime [PDF]
, 2008 Publisher version : http://iopscience.iop.org/0022-3727/41/15/155502/Laser drilling in the percussion regime is commonly used in the aircraft industry to drill sub-millimetre holes in metallic targets.
SCHNEIDER, Matthieu +3 more
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Thermo-Optical (TOP) analysis of transmissive elements for laser systems
, 2022 Paper 84900CIncreasing laser beam qualities make thermal lensing again a hot topic and demand for a thermo-optical simulation for improving classical ray tracing and enabling optimization possibilities for thermally aberrated optical systems.
Pütsch, O. +3 more
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