Laser Micro Polishing of Tool Steel 1.2379 (AISI D2): Influence of Intensity Distribution, Laser Beam Size, and Fluence on Surface Roughness and Area Rate

Autor: André Temmler, Magdalena Cortina, Ingo Ross, Moritz E. Küpper, Silja-Katharina Rittinghaus

Publikováno v: Metals, Vol 11, Iss 9, p 1445 (2021)

Within the scope of this study, basic research was carried out on laser micro polishing of the tool steel 1.2379 (AISI D2) using a square, top-hat shaped intensity distribution. The influence of three different quadratic laser beam sizes (100 µm, 20

Externí odkaz: https://doaj.org/article/cd0ffe3a34294c67a8f17c428738113f

Shape Deviation of Surface Structures Produced by WaveShape (Structuring by Laser Remelting) on Ti6Al4V and a Method for Deviation Reduction

Autor: Oleg Oreshkin, Daniil Panov, Laura Kreinest, André Temmler, Alexander Platonov

Publikováno v: Micromachines, Vol 12, Iss 4, p 367 (2021)

Laser structuring by remelting (WaveShape) is a manufacturing process for metal surfaces in which structures are generated without material removal. The structuring principle is based on the controlled motion of the three-phase line in the area of th

Externí odkaz: https://doaj.org/article/4e0327a706ca46ebb1dc245c8f34c25e

Evolution of Surface Topography and Microstructure in Laser Polishing of Cold Work Steel 1.2379 (AISI D2) Using Quadratic, Top-Hat Shaped Intensity Distributions

Autor: André Temmler, Magdalena Cortina, Ingo Ross, Moritz E. Küpper, Silja-Katharina Rittinghaus

Publikováno v: Materials; Volume 15; Issue 3; Pages: 769
Materials 15(3), 769 (2022). doi:10.3390/ma15030769 special issue: "Special Issue "Laser Applications in Micromachining and Surface Functionalization of Materials" / special issue editors: Tim Kunze, guest editor; Sabri Alami, guest editor"
Materials, Vol 15, Iss 769, p 769 (2022)

Materials 15(3), 769 (2022). doi:10.3390/ma15030769 special issue: "Special Issue "Laser Applications in Micromachining and Surface Functionalization of Materials" / special issue editors: Tim Kunze, guest editor; Sabri Alami, guest editor"
Publ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7061ca72252cae6d7e615cfeb18f2a06
https://pubmed.ncbi.nlm.nih.gov/35160715

Investigation on laser beam figuring of fused silica using microsecond pulsed CO2 laser radiation

Autor: Benedikt Schober, André Temmler, Christian Weingarten, Emrah Uluz

A laser-based process chain is a possible solution to increase precision and reduce production time in optics manufacturing of components with complex shaped surfaces. A new high-precision laser ablation process was investigated using CO2 laser radia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::58880fc9bae5de4e24a88019e296445e
https://publica.fraunhofer.de/handle/publica/268011

Edge-lit sine-shape wedged light guides: design, optical simulation, laser-remelting-based precision fabrication, and optical performance evaluation

Autor: Nicolas Milliken, O. Remus Tutunea-Fatan, Evgueni V. Bordatchev, Srdjan J. Cvijanovic, Moritz Küpper, André Temmler, Edgar Willenborg

Light guiding is an essential functionality of automotive lighting responsible for styling, safety, and artistic effects. The functional performance of optical lighting and illumination products and components depends on novel optical designs and adv

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::57737ed4bf2b3d47acf3d869b10b3dc4
https://doi.org/10.1016/j.precisioneng.2020.07.004