Prof. Dr.-Ing. Michael Schmidt
Department of Mechanical Engineering
Institute of Photonic Technologies (LPT, Prof. Schmidt)
Konrad-Zuse-Straße 3/5
91052 Erlangen
- Phone number: +49 9131 85-23456
- Fax number: +49 9131 85-23234
- Email: michael.schmidt@fau.de
- Website: http://www.lpt.tf.fau.de
Publications
2024
- Chechik, L., Schwarzkopf, K., Rothfelder, R., Grünewald, J., & Schmidt, M. (2024). Material Dependent Influence of Ring/Spot Beam Profiles in Laser Powder Bed Fusion. Additive Manufacturing Letters, 100211. https://dx.doi.org/10.1016/j.addlet.2024.100211
- Hentschel, O., Kohlstruck, J., Vetter, J., Wittmann, A., Krakhmalev, P., Nikas, D., & Schmidt, M. (2024). Experimental Investigations in the Processing of AISI H11 Powder Blends Enriched with Tungsten Carbide Nanoparticles for the Additive Manufacturing of Tailored Hot Working Tools in the Directed Energy Deposition (DED-LB/M)—Impact of Tungsten Carbide Nanoparticles on Microstructural and Mechanical Characteristics. Metals, 14(2). https://dx.doi.org/10.3390/met14020188
- Hohmann, M., Kühn, D., Ni, D., Späth, M., Ghosh, A., Rohde, M.,... Schmidt, M. (2024). Relevant parameters for laser surgery of soft tissue. Scientific Reports, 14(1). https://dx.doi.org/10.1038/s41598-024-51449-1
- Kaufmann, F., Maier, A., Schrauder, J., Roth, S., & Schmidt, M. (2024). Influence of Laser Beam Intensity Distribution on Keyhole Geometry and Process Stability Using Green Laser Radiation. In Francisco J. G. Silva, Raul D.S.G. Campilho, António B. Pereira (Eds.), Lecture Notes in Mechanical Engineering (pp. 216-227). Porto, PT: Springer Science and Business Media Deutschland GmbH.
- Kaufmann, F., Roth, S., & Schmidt, M. (2024). Tailored laser beam shapes for welding of copper using green laser radiation. International Journal of Advanced Manufacturing Technology. https://dx.doi.org/10.1007/s00170-024-13180-z
- Naser, J., Sarau, G., Wrege, J., Schmidt, M., & Christiansen, S. (2024). Quick Large-Area Detection of Thin Silicone Films with Coherent Raman Scattering Imaging. physica status solidi (a). https://dx.doi.org/10.1002/pssa.202300750
2023
- Ackermann, L., Gehring, M., Roider, C., Cvecek, K., & Schmidt, M. (2023). Spot Arrays for Uniform Material Ablation with Ultrashort Pulsed Lasers. Optics and Laser Technology, 163, 109358. https://doi.org/10.1016/j.optlastec.2023.109358
- Ackermann, L., Roider, C., Cvecek, K., Barré, N., Aigner, C., & Schmidt, M. (2023). Polarization-Controlled Nonlinear Computer-Generated Holography. Scientific Reports, 13. https://doi.org/10.1038/s41598-023-37443-z
- Ackermann, L., Roider, C., Cvecek, K., Barré, N., & Schmidt, M. (2023). Diminishing Speckle Noise During Nonlinear Phase-only Beam Shaping. IEEE.
- Ackermann, L., Roider, C., Gehring, M., Cvecek, K., & Schmidt, M. (2023). High-Speed Speckle Averaging for Phase-Only Beam Shaping in Laser Materials Processing. Optics and Lasers in Engineering, 165. https://doi.org/10.1016/j.optlaseng.2023.107537
- Barré, N., Shivaraman, R., Moser, S., Salter, P.S., Schmidt, M., Booth, M.J., & Jesacher, A. (2023). Direct laser-written aperiodic photonic volume elements for complex light shaping with high efficiency: inverse design and fabrication. Advanced Photonics Nexus, 2(3), 036006. https://doi.org/10.1117/1.APN.2.3.036006
- Bartels, D., Albert, M.E., Nahr, F., & Schmidt, M. (2023). On the Influence of Volumetric Energy Density and Inter-Layer Time on the Material Properties of Case-Hardening Steels. Alloys, 2, 168-183. https://dx.doi.org/10.3390/alloys2030013
- Bartels, D., Fallqvist, M., Heise, M., Vetter, J., Schmidt, M., & Krakhmalev, P. (2023). Development of a novel wear-resistant WC-reinforced coating based on the case-hardening steel Bainidur AM for the substitution of carburizing heat treatments. Journal of Materials Research and Technology, 26, 186-198. https://dx.doi.org/10.1016/j.jmrt.2023.07.200
- Bartels, D., Novotny, T., Albert, M., Mohr, A., van Soest, F., Hill, H.,... Schmidt, M. (2023). Effect of Volumetric Energy Density and Part Height on the Material Properties of Low-Alloyed Steels Manufactured by Laser-Based Powder Bed Fusion of Metals. Advanced Engineering Materials. https://dx.doi.org/10.1002/adem.202300009
- Bartels, D., Novotny, T., & Schmidt, M. (2023). Influence of Carbon Content on the Material Properties of Low-Alloyed Steel Bainidur AM. In Additive Manufacturing in Multidisciplinary Cooperation and Production. (pp. 115-124). Cham: Springer.
- Bartels, D., von Lattre-Hertel, A., Novotny, T., Mohr, A., Hill, H., Merklein, C., & Schmidt, M. (2023). Directed Energy Deposition of Low-Alloyed Steels: An Insight on Microstructural and Mechanical Properties. Steel Research International, 2200925. https://doi.org/10.1002/srin.202200925
- Baumgärtner, B., Rothfelder, R., Greiner, S., Breuning, C., Renner, J., Schmidt, M.,... Hausotte, T. (2023). Evaluation of Additively-Manufactured Internal Geometrical Features Using X-ray-Computed Tomography. Journal of Manufacturing and Materials Processing. https://doi.org/10.3390/jmmp7030095
- Baumgärtner, B., Rothfelder, R., Schmidt, M., & Hausotte, T. (2023). Detektion der Einflüsse von Konturparametern auf die Randschichtporosität in Ti-Al6-V4 in PBF-LB/M- Prozessen mittels Röntgen-Computertomographie. Poster presentation at Friedrich-Alexander-Universität Erlangen-Nürnberg Tag des Maschinenbaus, Lehrstuhl für Kunststofftechnik LKT Friedrich-Alexander-Universität Erlangen-Nürnberg.
- Burger, S., Schwarzkopf, K., Klämpfl, F., & Schmidt, M. (2023). Shedding Light on Gas-Dynamic Effects in Laser Beam Fusion Cutting: The Potential of Background-Oriented Schlieren Imaging (BOS). Sensors, 23, 729. https://doi.org/10.3390/s23020729
- Hafenecker, J., Bartels, D., Kuball, C.-M., Kreß, M., Rothfelder, R., Schmidt, M., & Merklein, M. (2023). Hybrid process chains combining metal additive manufacturing and forming – A review. CIRP Journal of Manufacturing Science and Technology, 1, 98-115. https://doi.org/10.1016/j.cirpj.2023.08.002
- Hafenecker, J., Rothfelder, R., Merklein, M., & Schmidt, M. (2023). Additive und umformtechnische Fertigung hybrider Bauteile mit lokal angepassten Eigenschaften. In Tagungsband Abschlusskolloquium des SFB 814. Fürth, DE.
- Hentschel, O., Krakhmalev, P., Fredriksson, G., Olsèn, J., Selte, A., & Schmidt, M. (2023). Influence of the in-situ heat treatment during manufacturing on the microstructure and properties of DED-LB/M manufactured maraging tool steel. Journal of Materials Processing Technology, 315. https://doi.org/10.1016/j.jmatprotec.2023.117928
- Kaufmann, F., Forster, C., Hummel, M., Olowinsky, A., Beckmann, F., Moosmann, J.,... Schmidt, M. (2023). Characterization of Vapor Capillary Geometry in Laser Beam Welding of Copper with 515 nm and 1030 nm Laser Beam Sources by Means of In Situ Synchrotron X-ray Imaging. Metals, 13, 135. https://doi.org/10.3390/met13010135
- Kaufmann, F., Schrauder, J., Hummel, M., Spurk, C., Olowinsky, A., Beckmann, F.,... Schmidt, M. (2023). Towards an Understanding of the Challenges in Laser Beam Welding of Copper – Observation of the Laser-Matter Interaction Zone in Laser Beam Welding of Copper and Steel Using in Situ Synchrotron X-Ray Imaging. Lasers in Manufacturing and Materials Processing. https://dx.doi.org/10.1007/s40516-023-00225-6
- Kaufmann, F., Strugulea, M., Höltgen, C., Roth, S., & Schmidt, M. (2023). Seam Properties of Overlap Welding Strategies from Copper to Aluminum Using Green Laser Radiation for Battery Tab Connections in Electric Vehicles. Materials, 16, 1069. https://doi.org/10.3390/ma16031069
- Kopp, S.-P., Düsenberg, B., Eshun, P.M., Schmidt, J., Bück, A., Roth, S.,... Kopp, S.-P. (2023). Enabling triboelectric charging as a powder charging method for electrophotographic powder application in laser-based powder bed fusion of polymers by triboelectric charge control. Additive Manufacturing, 103531. https://doi.org/10.1016/j.addma.2023.103531
- Kopp, S.-P., Medvedev, V., Tangermann-Gerk, K., Wöltinger, N., Rothfelder, R., Graßl, F.,... Schmidt, M. (2023). Electrophotographic 3D printing of pharmaceutical films. Additive Manufacturing. https://doi.org/10.1016/j.addma.2023.103707
- Maier, A., Rühr, M., Stephan, M., Frankl, S., Roth, S., & Schmidt, M. (2023). Tailoring Material Properties of Duplex Stainless Steel by DED-LB/M and In-situ Alloying with Elemental Powders. Journal of Laser Applications, 35(4). https://dx.doi.org/10.2351/7.0001119
- Maier, A., Rühr, M., Stephan, M., Roth, S., & Schmidt, M. (2023). Comparison of Material Properties of Duplex Stainless Steel 1.4462 Processed by DED-LB/M and PBF-LB/M. In Igor Drstvensek, Snehashis Pal, Nataša Ihan Hren (Eds.), Additive Manufacturing in Multidisciplinary Cooperation and Production. (pp. 105 - 114). Cham: Springer.
- Marschall, M., Cholewa, S., Kopp, S.-P., Drummer, D., Schmidt, M., & Kopp, S.-P. (2023). Holistic Characterization of PBF-LB/P Powder Regarding Isothermal Crystallization, Rheology and Optical Properties Under Process Conditions. In Igor Drstvensek, Snehashis Pal, Nataša Ihan Hren (Eds.), Additive Manufacturing in Multidisciplinary Cooperation and Production. (pp. 43-52). Cham: Springer.
- März, R., Hafenecker, J., Bartels, D., Schmidt, M., & Merklein, M. (2023). Numerical investigation on the deep drawing of sheet metals with an additively applied coating. In Lukasz Madej, Mateusz Sitko, Konrad Perzynsk (Eds.), Material Forming (pp. 919-928). Kraków, PL.
- Nahr, F., Bartels, D., Rothfelder, R., & Schmidt, M. (2023). Influence of Novel Beam Shapes on Laser-Based Processing of High-Strength Aluminium Alloys on the Basis of EN AW-5083 Single Weld Tracks. Journal of Manufacturing and Materials Processing, 7, 93. https://doi.org/10.3390/jmmp7030093
- Nahr, F., Bartels, D., Rothfelder, R., & Schmidt, M. (2023). Influence of Novel Beam Shapes on Laser-Based Processing of High-Strength Aluminium Alloys on the Basis of EN AW-5083 Single Weld Tracks. Journal of Manufacturing and Materials Processing, 7, 93. https://doi.org/10.3390/jmmp7030093
- Nahr, F., Rasch, M., Burkhardt, C., Renner, J., Baumgärtner, B., Hausotte, T.,... Markl, M. (2023). Geometrical Influence on Material Properties for Ti6Al4V Parts in Powder Bed Fusion. Journal of Manufacturing and Materials Processing, 7, 82. https://doi.org/10.3390/jmmp7030082
- Ni, D., Späth, M., Klämpfl, F., Schmidt, M., & Hohmann, M. (2023). Threshold behavior and tunability of a diffusive random laser. Optics Express, 31(16), 25747-52762. https://dx.doi.org/10.1364/OE.491475
- Papke, T., Hafenecker, J., Römisch, D., März, R., Hentschel, O., Bartels, D.,... Merklein, M. (2023). Alternating Additive Manufacturing and Forming - An Innovative Manufacturing Approach. Journal of Manufacturing and Materials Processing, 7(3), 1-21. https://doi.org/10.3390/jmmp7030090
- Risse, J.H., Trempa, M., Huber, F., Höppel, H.W., Bartels, D., Schmidt, M.,... Friedrich, J. (2023). Microstructure and Mechanical Properties of Hypereutectic Al-High Si Alloys up to 70 wt.% Si-Content Produced from Pre-Alloyed and Blended Powder via Laser Powder Bed Fusion. Materials, 16(2), 657. https://doi.org/10.3390/ma16020657
- Rothfelder, R., Nahr, F., Bartels, D., Chechik, L., & Schmidt, M. (2023). A Brief History of the progress of Laser Powder Bed Fusion of Metals in Europe. Journal of Manufacturing Science and Engineering, 1-47. https://doi.org/10.1115/1.4062788
- Schwarzkopf, K., Rothfelder, R., Rasch, M., & Schmidt, M. (2023). Two-Color-Thermography for Temperature Determination in Laser Beam Welding of Low-Melting Materials. Sensors, 23, 4908. https://doi.org/10.3390/s23104908
- Schwarzkopf, K., Rothfelder, R., Rasch, M., & Schmidt, M. (2023). Two-Color-Thermography for Temperature Determination in Laser Beam Welding of Low-Melting Materials. Sensors, 23(10). https://doi.org/10.3390/s23104908
- Setter, R., Hafenecker, J., Rothfelder, R., Kopp, S.-P., Roth, S., Schmidt, M.,... Wudy, K. (2023). Innovative Process Strategies in Powder-Based Multi-Material Additive Manufacturing. Journal of Manufacturing and Materials Processing, 7, 133. https://doi.org/10.3390/jmmp7040133
- Späth, M., Rohde, M., Ni, D., Knieling, F., Stelzle, F., Schmidt, M.,... Hohmann, M. (2023). Author Correction: The influence of the optical properties on the determination of capillary diameters (Scientific Reports, (2022), 12, 1, (270), 10.1038/s41598-021-04359-5). Scientific Reports, 13(1). https://doi.org/10.1038/s41598-022-26996-0
- Vetter, J., Beneder, S., Kandler, M., Feyer, F., Körner, C., & Schmidt, M. (2023). Impact of Particle Size Distribution in the Preform on Thermal Conductivity, Vickers Hardness and Tensile Strength of Copper-Infiltrated AISI H11 Tool Steel. Materials, 16, 2659. https://doi.org/10.3390/ma16072659
- Vorobev, V., Weidmann, D., Agdarov, S., Beiderman, Y., Shabairou, N., Benyamin, M.,... Zalevsky, Z. (2023). Full-optical photoacoustic imaging using speckle analysis and resolution enhancement by orthogonal pump patterns projection. Scientific Reports, 13(1). https://dx.doi.org/10.1038/s41598-023-45490-9
- Will, T., Kohl, J., Hoelbling, C., Mueller, L., & Schmidt, M. (2023). Laser welding of different pure copper materials under consideration of shielding gas influence and impact on quality relevant surface topographical features. Journal of Laser Applications, 35(1). https://doi.org/10.2351/7.0000891
- Will, T., Müller, J., Müller, R., Hölbling, C., Goth, C., & Schmidt, M. (2023). Prediction of electrical resistance of laser-welded copper pin-pairs with surface topographical information from inline post-process observation by optical coherence tomography. International Journal of Advanced Manufacturing Technology. https://doi.org/10.1007/s00170-022-10796-x
- Winter, J., Redka, D., Minár, J., Schmidt, M., & Huber, H.P. (2023). Resolving transient temperature and density during ultrafast laser ablation of aluminum. Applied Physics A: Materials Science and Processing, 129(9). https://dx.doi.org/10.1007/s00339-023-06922-5
- Wittmann, A., Bader, T., Alidoust Chamandani, S., Hentschel, O., Schmidt, M., & Gold, G. (2023). Feasibility of Manufacturing Dielectric Image Lines by Using Laser-Based Directed Energy Deposition of Polymers. IEEE Access. https://doi.org/10.1109/ACCESS.2023.3325197
- Yang, Z., Huber, F., Krapf, A., Merle, B., Markl, M., Schmidt, M., & Körner, C. (2023). Revealing bulk metallic glass crystallization kinetics during laser powder bed fusion by a combination of experimental and numerical methods. Journal of Non-Crystalline Solids, 619. https://doi.org/10.1016/j.jnoncrysol.2023.122532
2022
- Ackermann, L., Roider, C., Cvecek, K., & Schmidt, M. (2022). Methods for uniform beam shaping and their effect on material ablation. Applied Physics A: Solids and Surfaces. https://doi.org/10.1007/s00339-022-06004-y
- Bartels, D., Novotny, T., Hentschel, O., Huber, F., Mys, R., Merklein, C., & Schmidt, M. (2022). In situ modification of case-hardening steel 16MnCr5 by C and WC addition by means of powder bed fusion with laser beam of metals (PBF-LB/M). International Journal of Advanced Manufacturing Technology. https://doi.org/10.1007/s00170-022-08848-3
- Bartels, D., Novotny, T., Mohr, A., van Soest, F., Hentschel, O., Merklein, C., & Schmidt, M. (2022). PBF-LB/M of Low-Alloyed Steels: Bainite-like Microstructures despite High Cooling Rates. Materials, 15, 6171. https://doi.org/10.3390/ma15176171
- Bartels, D., Rohdenburg, J., Mohr, A., Rothfelder, R., & Schmidt, M. (2022). Laser Metal Deposition of Carbide-reinforced low-alloyed steel Bainidur AM. Procedia CIRP, 111, 237-240. https://doi.org/10.1016/j.procir.2022.08.057
- Baumgärtner, B., Rothfelder, R., Schmidt, M., & Hausotte, T. (2022). Untersuchung der Einflüsse von Konturparametern auf die Bildung von Oberflächenporosität in Ti-Al6-V4-Bauteilen in PBF-LB/M-Prozessen mittels Röntgen-Computertomographie. Paper presentation at 8. Industriekolloquium des Sonderforschungsbereichs 814 "Additive Fertigung", Lehrstuhl für Kunststofftechnik LKT Friedrich-Alexander-Universität Erlangen-Nürnberg, DE.
- Boussinot, G., Döring, M., Schmidt, M., & Apel, M. (2022). Strongly out-of-equilibrium growth morphologies in fast solidifying eutectics. Physical Review Materials, 6(4). https://doi.org/10.1103/PhysRevMaterials.6.043405
- Burger, S., Dilger, P., Schwarzkopf, K., Staudt, T., & Schmidt, M. (2022). Observation of the melt dynamics during laser remote fusion cutting. Procedia CIRP, 111, 592-596. https://doi.org/10.1016/j.procir.2022.08.157
- Campbell, J., Rothfelder, R., Wittmann, A., Schmidt, M., Volodkin, D., & Vikulina, A. (2022). Biopolymer-based microgels as the carriers for surface functionalization. Poster presentation at 16th European Symposium on Controlled Drug Delivery, Egmond aan Zee, NL.
- Canziani, H., Hanschmann, B., Tischer, F., Sommereyns, A., Distler, T., Schramm, J.,... Vogel, N. (2022). Biodegradable Polylactide Supraparticle Powders with Functional Additives for Biomedical Additive Manufacturing. Advanced Functional Materials, 2205730. https://doi.org/10.1002/adfm.202205730
- Düsenberg, B., Kopp, S.-P., Tischer, F., Schrüfer, S., Schmidt, J., Schmidt, M.,... Roth, S. (2022). Enhancing Photoelectric Powder Deposition of Polymers by Charge Control Substances. Polymers, 14, 1332. https://doi.org/10.3390/polym14071332
- Eschner, E., Staudt, T., & Schmidt, M. (2022). Sensing approach for the in-situ determination of spatter motion within PBF-LB/M. CIRP Annals - Manufacturing Technology, 71(1), 149-152. https://doi.org/10.1016/j.cirp.2022.03.005
- Goebel, C.A., Brown, E., Fahlbusch, F., Wagner, A., Buehler, A., Raupach, T.,... Knieling, F. (2022). High-resolution label-free mapping of murine kidney vasculature by raster-scanning optoacoustic mesoscopy: an ex vivo study. Molecular and Cellular Pediatrics, 9(1). https://doi.org/10.1186/s40348-022-00144-0
- Hohmann, M., Ganzleben, I., Grünberg, A., Menezes, J.G., Klämpfl, F., Lengenfelder, B.,... Schmidt, M. (2022). In vivo multi spectral colonoscopy in mice. Scientific Reports, 12(1). https://doi.org/10.1038/s41598-022-12794-1
- Hohmann, M., Kühn, D., Späth, M., Rohde, M., Stelzle, F., Klämpfl, F., & Schmidt, M. (2022). Development and evaluation of a scoring system for assessing incisions in laser surgery. Scientific Reports, 12(1), 14741-. https://doi.org/10.1038/s41598-022-18969-0
- Kaufmann, F., Maier, A., Schrauder, J., Schmidt, M., & Roth, S. (2022). Influence of superimposed intensity distributions on weld seam quality and spatter behavior during laser beam welding of copper with green laser radiation. Journal of Laser Applications, 34(4). https://doi.org/10.2351/7.0000771
- Kohl, S., Kaufmann, F., & Schmidt, M. (2022). Why Color Matters—Proposing a Quantitative Stability Criterion for Laser Beam Processing of Metals Based on Their Fundamental Optical Properties. Metals, 12, 1118. https://doi.org/10.3390/met12071118
- Kreß, M., Bartels, D., Schmidt, M., & Merklein, M. (2022). Material Characterization of Hybrid Components Manufactured by Laser-Based Directed Energy Deposition on Sheet Metal Substrates. In Proceedings of the The 25th International Conference on Material Forming (ESAFORM 2022). Braga, PT.
- Kusoglu, I.M., Vieth, P., Heiland, S., Huber, F., Lüddecke, A., Ziefuss, A.R.,... Grundmeier, G. (2022). Microstructure and corrosion properties of PBF-LB produced carbide nanoparticles additivated AlSi10Mg parts. In M. Schmidt, F. Vollertsen, B.M. Colosimo (Eds.), Procedia CIRP (pp. 10-13). Erlangen, DE: Elsevier B.V..
- Luo, N., Huber, F., Ciftci, N., Wahl, L., Bezold, A., Neumeier, S.,... Körner, C. (2022). Laser powder bed fusion of FeCoBSiNb-Cu bulk metallic glass composites: Processing, microstructure and mechanical properties. Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing, 849. https://doi.org/10.1016/j.msea.2022.143405
- Maier, A., Munk, A., Kühl, A., Rühr, M., Hentschel, O., Kaufmann, F.,... Schmidt, M. (2022). Influence of process parameters on microstructural and mechanical properties of duplex stainless steel 2205 (1.4462) processed by DED-LB\M. Procedia CIRP, 111, 241-246. https://doi.org/10.1016/j.procir.2022.08.058
- Maiwald, F., Roider, C., Schmidt, M., & Hierl, S. (2022). Optical Coherence Tomography for 3D Weld Seam Localization in Absorber-Free Laser Transmission Welding. Applied Sciences, 12, 2718. https://doi.org/10.3390/app12052718
- Marschall, M., Heintges, C., & Schmidt, M. (2022). Influence of flow aid additives on optical properties of polyamide for Laser-Based Powder Bed Fusion. Procedia CIRP, 111, 51-54. https://doi.org/10.1016/j.procir.2022.08.114
- Rasch, M., Bartels, D., Sun, S., & Schmidt, M. (2022). AlSi10Mg in Powder Bed Fusion with Laser Beam: An Old and Boring Material? Materials, 15(16). https://doi.org/10.3390/ma15165651
- Rothfelder, R., Baumgärtner, B., Hausotte, T., & Schmidt, M. (2022). Surface layer porosity and surface quality in dependency of contour scanning strategy of Ti6Al4V parts. In M. Schmidt, F. Vollertsen, B.M. Colosimo (Eds.), Procedia CIRP (pp. 41-46). Erlangen, DE: Elsevier B.V..
- Rothfelder, R., Huber, F., & Schmidt, M. (2022). Influence of beam shape on spatter formation during PBF-LB/M of Ti6Al4V and tungsten powder. In M. Schmidt, F. Vollertsen, B.M. Colosimo (Eds.), Procedia CIRP (pp. 14-17). Erlangen, DEU: Elsevier B.V..
- Schrauder, J., Ermer, J., Maier, A., Frick, T., Kaufmann, F., Müller, M.,... Roth, S. (2022). Laser-based droplet brazing – Influence of additionally induced thermal energy on joint quality. Procedia CIRP, 111, 758-761. https://doi.org/10.1016/j.procir.2022.08.120
- Späth, M., Rohde, M., Ni, D., Knieling, F., Stelzle, F., Schmidt, M.,... Hohmann, M. (2022). The influence of the optical properties on the determination of capillary diameters. Scientific Reports, 12. https://doi.org/10.1038/s41598-021-04359-5
- Vetter, J., Huber, F., Wachter, S., Körner, C., & Schmidt, M. (2022). Development of a Material Extrusion Additive Manufacturing Process of 1.2083 steel comprising FFF Printing, Solvent and Thermal Debinding and Sintering. In Procedia CIRP (pp. 341-346). Zurich, CH: Elsevier B.V..
- Will, T., Eschner, E., & Schmidt, M. (2022). Features for image processing of OCT images for seam tracking applications in laser welding. Journal of Laser Applications, 34(3). https://doi.org/10.2351/7.0000673
- Will, T., Garcia, E.M., Hoelbling, C., Goth, C., & Schmidt, M. (2022). Algorithms for Weld Depth Measurement in Laser Welding of Copper with Scanning Optical Coherence Tomography. Micromachines, 13(12). https://doi.org/10.3390/mi13122243
- Will, T., Jeron, T., Hoelbling, C., Mueller, L., & Schmidt, M. (2022). In-Process Analysis of Melt Pool Fluctuations with Scanning Optical Coherence Tomography for Laser Welding of Copper for Quality Monitoring. Micromachines, 13(11). https://doi.org/10.3390/mi13111937
- Will, T., Kohl, J., Burger, S., Holbling, C., Müller, L., & Schmidt, M. (2022). Weld Classification with Feature Extraction by FRESH Algorithm based on Surface Topographical Optical Coherence Tomography Data for Laser Welding of Copper. IEEE Access, 1-1. https://doi.org/10.1109/ACCESS.2022.3208877
- Will, T., Schwarzkopf, K., Hölbling, C., Müller, L., & Schmidt, M. (2022). Feature extraction based on scalable hypothesis tests from photodiode data in laser welding processes. In M. Schmidt, F. Vollertsen, B.M. Colosimo (Eds.), Procedia CIRP (pp. 527-531). Erlangen, DE: Elsevier B.V..
- Wittmann, A., Hentschel, O., Sommereyns, A., & Schmidt, M. (2022). Generation of Polyamide 12 Coatings on Stainless Steel Substrates by Directed Energy Deposition with a Thulium-Doped Fiber Laser (DED-LB/P). Polymers, 14, 3729. https://doi.org/10.3390/polym14183729
- Wittmann, A., Kroha, L., Huber, F., & Schmidt, M. (2022). Laser-based coating process of PEEK powder on stainless steel substrates by using a thulium-doped fiber laser. Procedia CIRP, 113, 588-593. https://doi.org/10.1016/j.procir.2022.09.179
- Yang, Z., Wang, H., Krauß, S., Huber, F., Merle, B., Schmidt, M.,... Körner, C. (2022). Evolution of an industrial-grade Zr-based bulk metallic glass during multiple laser beam melting. Journal of Non-Crystalline Solids, 589. https://doi.org/10.1016/j.jnoncrysol.2022.121649
2021
- Ackermann, L., Roider, C., & Schmidt, M. (2021). Uniform and efficient beam shaping for high-energy lasers. Optics Express, 29(12), 17997-18009. https://doi.org/10.1364/OE.426953
- Barré, N., Shivaraman, R., Ackermann, L., Moser, S., Schmidt, M., Salter, P.,... Jesacher, A. (2021). Tomographic refractive index profiling of direct laser written waveguides. Optics Express, 29(22), 35414-35425. https://doi.org/10.1364/OE.434846
- Bartels, D., Hentschel, O., Dauer, J., Burgmayr, W., & Schmidt, M. (2021). Processing of low-alloyed case-hardening steel Bainidur AM by means of DED-LB/M. In Proceedings of the Lasers in Manufacturing (LiM) 2021. München, DE.
- Bergler, M., Cvecek, K., Werr, F., Veber, A., Schreiner, J., Eckstein, U.,... de Ligny, D. (2021). Coupling raman, brillouin and nd3+ photo luminescence spectroscopy to distinguish the effect of uniaxial stress from cooling rate on soda-lime silicate glass. Materials, 14(13). https://doi.org/10.3390/ma14133584
- Bisti, F., Alexeev, I., Lanzetta, M., & Schmidt, M. (2021). A simple laser beam characterization apparatus based on imaging. Journal of Applied Research and Technology, 19(2), 98-116. https://doi.org/10.22201/icat.24486736e.2021.19.2.1579
- Boussinot, G., Döring, M., Hemes, S., Stryzhyboroda, O., Apel, M., & Schmidt, M. (2021). Laser powder bed fusion of eutectic Al–Ni alloys: Experimental and phase-field studies. Materials and Design, 198. https://doi.org/10.1016/j.matdes.2020.109299
- Burger, S., Dilger, P., Eschner, E., & Schmidt, M. (2021). Quantification of Melt Dynamics from High-Speed Observations Within the Remote Fusion Cutting Regime by Means of Image Processing. (pp. 328-336).
- Canziani, H., Bever, F., Sommereyns, A., Schmidt, M., & Vogel, N. (2021). Roughly Spherical: Tailored PMMA-SiO2 Composite Supraparticles with Optimized Powder Flowability for Additive Manufacturing. ACS Applied Materials and Interfaces. https://doi.org/10.1021/acsami.1c02264
- Dilger, P., Forster, C., Klein, E., Burger, S., Eschner, E., & Schmidt, M. (2021). Determination of the beam position in laser deep penetration welding using coaxially acquired images of the keyhole front and machine learning. In Proceedings of the Lasers in Manufacturing (LiM) 2021. Online: German Scientific Laser Society (WLT).
- Doñate-Buendía, C., Gu, D., Schmidt, M., Barcikowski, S., Korsunsky, A.M., & Gökce, B. (2021). On the selection and design of powder materials for laser additive manufacturing. Materials and Design, 204. https://doi.org/10.1016/j.matdes.2021.109653
- Ermer, J., Maier, A., Schmidt, M., Kaufmann, F., & Roth, S. (2021). Influence of plume attenuation under high power laser welding of copper using visible wavelengths. Journal of Laser Applications, 33(4). https://doi.org/10.2351/7.0000505
- Grünewald, M., Popp, K., Rudloff, J., Lang, M., Sommereyns, A., Schmidt, M.,... Bierwisch, C. (2021). Experimental, numerical and analytical investigation of the polyamide 12 powder bed fusion with the aim of building dimensionless characteristic numbers. Materials & Design, 201. https://doi.org/10.1016/j.matdes.2021.109470
- Hafenecker, J., Kuball, C.-M., Rothfelder, R., Schmidt, M., & Merklein, M. (2021). Surface modification of additively manufactured parts by forming. In Proceedings of the ESAFORM 2021. Liège, BE.
- Hafenecker, J., Rothfelder, R., Schmidt, M., & Merklein, M. (2021). Stretch Forming of Ti-6Al-4V Hybrid Parts at Elevated Temperatures. In Merklein, M.; Duflou, J.; Fratini, L.; Hagenah, H.; Martins, P.; Meschut, G.; Micari, F. (Eds.), Sheet Metal 2021 (pp. 135-142). Erlangen: Zürich: Trans Tech Publications.
- Hohmann, M., Hecht, D., Lengenfelder, B., Späth, M., Klämpfl, F., & Schmidt, M. (2021). Proof of principle for direct reconstruction of qualitative depth information from turbid media by a single hyper spectral image. Sensors, 21(8). https://doi.org/10.3390/s21082860
- Hohmann, M., Karabayir, A., Herzler, P., Späth, M., Klämpfl, F., & Schmidt, M. (2021). Analysis of diffuse reflectance spectroscopy by means of Bayesian inference and separation of the parameters for scattering strength and spectral dependence of the scattering. Journal of Biophotonics. https://doi.org/10.1002/jbio.202100205
- Hohmann, M., Lengenfelder, B., Muhr, D., Späth, M., Hauptkorn, M., Klämpfl, F., & Schmidt, M. (2021). Direct measurement of the scattering coefficient. Biomedical Optics Express, 12(1), 320-335. https://doi.org/10.1364/BOE.410248
- Hohmann, M., Späth, M., Ni, D., Dörner, D., Lengenfelder, B., Klämpfl, F., & Schmidt, M. (2021). Random laser as a potential tool for the determination of the scattering coefficient. Biomedical Optics Express, 12, 5439. https://doi.org/10.1364/BOE.432052
- Horcher, A., Tangermann-Gerk, K., Krenkel, W., Schmidt, M., Bordia, R.K., & Motz, G. (2021). Laser pyrolyzed organosilazane-based Al/ZrO2 composite coating on stainless steel: Resulting microstructure and mechanical properties. International Journal of Applied Ceramic Technology. https://doi.org/10.1111/ijac.13917
- Huber, F., Bartels, D., & Schmidt, M. (2021). In Situ Alloy Formation of a WMoTaNbV Refractory Metal High Entropy Alloy by Laser Powder Bed Fusion (PBF-LB/M). Materials, 14, 3095. https://doi.org/10.3390/ma14113095
- Huber, F., Papke, T., Kauffmann, C., Rothfelder, R., Krakhmalev, P., Merklein, M., & Schmidt, M. (2021). Systematic exploration of the L-PBF processing behavior and resulting properties of β-stabilized Ti-alloys prepared by in-situ alloy formation. Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing, 818. https://doi.org/10.1016/j.msea.2021.141374
- Huber, F., Rasch, M., & Schmidt, M. (2021). Laser Powder Bed Fusion (PBF-LB/M) Process Strategies for In-Situ Alloy Formation with High-Melting Elements. Metals. https://doi.org/10.3390/met11020336
- Koller, T.M., Cui, J., Schmidt, M., Knorr, J., & Fröba, A.P. (2021). Surface light scattering in reflection geometry: Capabilities and limitations. Applied Optics, 60(29), 9042-9053. https://doi.org/10.1364/AO.440071
- Kusoglu, I.M., Huber, F., Doñate-Buendía, C., Ziefuß, A.R., Gökce, B., Sehrt, J.T.,... Barcikowski, S. (2021). Nanoparticle Additivation Effects on Laser Powder Bed Fusion of Metals and Polymers—A Theoretical Concept for an Inter-Laboratory Study Design All Along the Process Chain, Including Research Data Management. Materials, 14, 4892. https://doi.org/10.3390/ma14174892
- Lengenfelder, B., Hohmann, M., Späth, M., Scherbaum, D., Weiß, M., Rupitsch, S.,... Klämpfl, F. (2021). Remote Photoacoustic Sensing Using Single Speckle Analysis by an Ultra-Fast Four Quadrant Photo-Detector. Sensors, 21(6). https://doi.org/10.3390/s21062109
- Levichev, N., Staudt, T., Schmidt, M., & Duflou, J.R. (2021). Hyperspectral imaging and trim-cut visualization of laser cutting. CIRP Annals - Manufacturing Technology, 70(1), 207-210. https://doi.org/10.1016/j.cirp.2021.04.015
- Mayer, E., Stichel, T., Roth, S., Neermann, S., Franke, J., & Schmidt, M. (2021). Generation of Printed Electronics on Thermal Sensitive Substrates by Laser Assisted Sintering of Nanoparticle Inks. In 2021 14th International Congress: Molded Interconnect Devices, MID 2021 - Proceedings. Institute of Electrical and Electronics Engineers Inc..
- Orazi, L., Romoli, L., Schmidt, M., & Li, L. (2021). Ultrafast laser manufacturing: from physics to industrial applications. CIRP Annals - Manufacturing Technology, 70(2), 543-566. https://doi.org/10.1016/j.cirp.2021.05.007
- Papke, T., Bartels, D., Hofmann, H., Mys, R., Schmidt, M., & Merklein, M. (2021). Additive Fertigung eines hybriden Planetenträgers. Zeitschrift für wirtschaftlichen Fabrikbetrieb, 116(7-8), 478-482. https://doi.org/10.1515/zwf-2021-0124
- Rothfelder, R., Lanzl, L., Selzam, J.H., Drummer, D., & Schmidt, M. (2021). Vibrational Microfeeding of Polymer and Metal Powders for Locally Graded Properties in Powder-Based Additive Manufacturing. Journal of Materials Engineering and Performance. https://doi.org/10.1007/s11665-021-06271-5
- Schmidt, M., Dahotre, N.B., Bourell, D., & Toyserkani, E. (2021). Laser-based additive manufacturing: Processes and materials. Optics and Laser Technology, 139. https://doi.org/10.1016/j.optlastec.2021.106999
- Schuffenhauer, T., Stichel, T., & Schmidt, M. (2021). Employment of an Extended Double-Integrating-Sphere System to Investigate Thermo-optical Material Properties for Powder Bed Fusion. Journal of Materials Engineering and Performance. https://doi.org/10.1007/s11665-021-05586-7
- Schwarzkopf, K., Eschner, E., & Schmidt, M. (2021). Arrangement for the benchmarking of in-situ process monitoring of topographical process signatures within the Laser Powder Bed Fusion process. In Proceedings of the Lasers in Manufacturing (LiM). Online.
- Sommereyns, A., Gann, S., Schmidt, J., Chehreh, A.B., Luddecke, A., Walther, F.,... Schmidt, M. (2021). Quality over quantity: How different dispersion qualities of minute amounts of nano-additives affect material properties in powder bed fusion of polyamide 12. Materials, 14(18). https://doi.org/10.3390/ma14185322
- Sommereyns, A., Hupfeld, T., Gann, S., Wang, T., Wu, C., Zhuravlev, E.,... Schmidt, M. (2021). Influence of sub-monolayer quantities of carbon nanoparticles on the melting and crystallization behavior of polyamide 12 powders for additive manufacturing. Materials & Design, 201. https://doi.org/10.1016/j.matdes.2021.109487
- Spellauge, M., Winter, J., Rapp, S., McDonnell, C., Sotier, F., Schmidt, M., & Huber, H.P. (2021). Influence of stress confinement, particle shielding and re-deposition on the ultrashort pulse laser ablation of metals revealed by ultrafast time-resolved experiments. Applied Surface Science, 545. https://doi.org/10.1016/j.apsusc.2021.148930
- Winter, J., Spellauge, M., Hermann, J., Eulenkamp, C., Huber, H.P., & Schmidt, M. (2021). Ultrashort single-pulse laser ablation of stainless steel, aluminium, copper and its dependence on the pulse duration. Optics Express, 29(10), 14561-14581. https://doi.org/10.1364/OE.421097
- Wittmann, A., Heberle, J., Huber, F., & Schmidt, M. (2021). Consolidation of thermoplastic coatings by means of a thulium-doped fiber laser. Journal of Laser Applications, 33. https://doi.org/10.2351/7.0000501
- Wittmann, A., Hentschel, O., Ermer, J., Sommereyns, A., Huber, F., & Schmidt, M. (2021). Laser-based coating process of PA12 on stainless steel substrates. In Proceedings of the Lasers in Manufacturing (LiM) 2021. München.
2020
- Ackermann, S., Kolb, T., Tremel, J., & Schmidt, M. (2020). Three levels of software applications for a digitalized additive manufacturing process chain. In Bayerisches Laserzentrum GmbH (Eds.), Proceedings of the 11th CIRP Conference on Photonic Technologies [LANE 2020]. Online.
- Apel, M., Boussinot, G., Döring, M., & Schmidt, M. (2020). Eutectic solidification in Al-Ni for L-PBF conditions: A phase-field simulation study. In M. Schmidt, F. Vollertsen, E. Govekar (Eds.), Procedia CIRP (pp. 64-68). Virtual, Online: Elsevier B.V..
- Asraf, S., Lengenfelder, B., Schmidt, M., & Zalevsky, Z. (2020). Remote Speckle-Based Measurements of Backward Brillouin Acoustic Vibrations in Optical Fibers. Applied Sciences. https://doi.org/10.3390
- Bartels, D., Klaffki, J., Pitz, I., Merklein, C., Kostrewa, F., & Schmidt, M. (2020). Investigation on the case-hardening behavior of additively manufactured 16MnCr5. Metals, 10(4). https://doi.org/10.3390/met10040536
- Bawart, M., May, M.A., Öttl, T., Roider, C., Bernet, S., Schmidt, M.,... Jesacher, A. (2020). Diffractive tunable lens for remote focusing in high-NA optical systems. Optics Express, 28, 26336. https://doi.org/10.1364/OE.400784
- Bergler, M., Cvecek, K., Werr, F., Brehl, M., de Ligny, D., & Schmidt, M. (2020). Cooling rate calibration and mapping of ultra-short pulsed laser modifications in fused silica by Raman and Brillouin spectroscopy. International Journal of Extreme Manufacturing, 2(3). https://doi.org/10.1088/2631-7990/ab9583
- Bergler, M., Cvecek, K., Werr, F., Brehl, M., de Ligny, D., & Schmidt, M. (2020). Erratum: Cooling rate calibration and mapping of ultra-short pulsed laser modifications in fused silica by Raman and Brillouin spectroscopy (International Journal of Extreme Manufacturing DOI: 10.1088/2631-7990/ab9583). International Journal of Extreme Manufacturing, 3(1). https://doi.org/10.1088/2631-7990/abc46d
- Boehm, S., Schmidt, M., Stichel, T., Kahlmeyer, M., Kryukov, I., & Sommer, N. (2020). Single-step Laser Plastic Deposition (LPD) using a near-infrared Thulium fiber-laser. Polymer Testing, 81. https://doi.org/10.1016/j.polymertesting.2019.106185
- Bräuer, P., Bahr, L., Röhricht, M.-L., Schmidt, M., & Will, S. (2020). Spatially-resolved crystallinity determination of polymer welding seams by Raman-microscopy. In Proceedings of the 11th CIRP Conference on Photonic Technologies (LANE 2020). Online.
- Canziani, H., Chiera, S., Schuffenhauer, T., Kopp, S.-P., Metzger, F., Bück, A.,... Vogel, N. (2020). Bottom-Up Design of Composite Supraparticles for Powder-Based Additive Manufacturing. Small. https://doi.org/10.1002/smll.202002076
- Dilger, P., Eschner, E., & Schmidt, M. (2020). Camera-based closed-loop control for beam positioning during deep penetration welding by means of keyhole front morphology. In M. Schmidt, F. Vollertsen, E. Govekar (Eds.), Procedia CIRP (pp. 758-762). Online: Elsevier B.V..
- Döring, M., Boussinot, G., Hagen, J.F., Apel, M., Kohl, S., & Schmidt, M. (2020). Scaling melt pool geometry over a wide range of laser scanning speeds during laser-based Powder Bed Fusion. In M. Schmidt, F. Vollertsen, E. Govekar (Eds.), Procedia CIRP (pp. 58-63). Elsevier B.V..
- Ermer, J., Saffer, J., Schaumberger, K., Kaufmann, F., Wittmann, A., Roth, S., & Schmidt, M. (2020). Qualification of a system technology for selective laser-based quasi-simultaneous soldering with an integrated pyrometric process control. Procedia CIRP, 94, 622-626. https://doi.org/10.1016/j.procir.2020.09.093
- Eschner, E., Schwarzkopf, K., Staudt, T., & Schmidt, M. (2020). Correlation of Spatter Quantity and Speed to Process Conditions in Laser Powder Bed Fusion of Metals. In Production at the leading edge of technology..
- Eschner, E., Staudt, T., & Schmidt, M. (2020). Correlation of Spatter Behavior and Process Zone Formation in Powder Bed Fusion of Metals. CIRP Annals - Manufacturing Technology. https://doi.org/10.1016/j.cirp.2020.04.092
- Ganzleben, I., Hohmann, M., Grünberg, A., Menezes, J.G., Liebing, E., Günther, C.,... Vieth, M. (2020). Topical application of Chlorin e6-PVP (Ce6-PVP) for improved endoscopic detection of neoplastic lesions in a murine colitis-associated cancer model. Scientific Reports, 10(1). https://doi.org/10.1038/s41598-020-69570-2
- Gilmutdinov, A.K., Gorunov, A.I., Nyukhlaev, O.A., & Schmidt, M. (2020). Investigations of the sound frequency effect on laser acoustic welding of stainless steel. International Journal of Advanced Manufacturing Technology. https://doi.org/10.1007/s00170-019-04825-5
- Hafenecker, J., Papke, T., Huber, F., Schmidt, M., & Merklein, M. (2020). Modelling of Hybrid Parts Made of Ti-6Al-4V Sheets and Additive Manufactured Structures. In Behrens, Bernd-Arno; Brosius, Alexander; Hintze, Wolfgang; Ihlenfeldt, Steffen; Wulfsberg, Jens Peter (Eds.), Proceedings of the 10th Congress of the German Academic Association for Production Technology (WGP) (pp. 13-22). Dresden (digital), DE: Berlin, Heidelberg: Springer Berlin Heidelberg.
- Heinl, M., Greiner, S., Wudy, K., Pobel, C., Rasch, M., Huber, F.,... Hausotte, T. (2020). Measuring procedures for surface evaluation of additively manufactured powder bed based polymer and metal parts. Measurement Science and Technology, 31(9), 1-14. https://doi.org/10.1088/1361-6501/ab89e2
- Henneberg, J., Rothammer, B., Zhao, R., Vorndran, M., Tenner, J., Krachenfels, K.,... Merklein, M. (2020). Lubricant free forming with tailored tribological conditions. Dry Metal Forming Open Access Journal, 6, 228-261.
- Hohmann, M., Albrecht, H., Lengenfelder, B., Klämpfl, F., & Schmidt, M. (2020). Factors influencing the accuracy for tissue classification in multi spectral in-vivo endoscopy for the upper gastro-internal tract. Scientific Reports, 10(1). https://doi.org/10.1038/s41598-020-60389-5
- Hupfeld, T., Doñate-Buendía, C., Krause, M., Sommereyns, A., Wegner, A., Sinnemann, T.,... Barcikowski, S. (2020). Scaling up colloidal surface additivation of polymer powders for laser powder bed fusion. In M. Schmidt, F. Vollertsen, E. Govekar (Eds.), Procedia CIRP (pp. 110-115). Elsevier B.V..
- Hupfeld, T., Salamon, S., Landers, J., Sommereyns, A., Donate-Buendia, C., Schmidt, J.,... Goekce, B. (2020). 3D printing of magnetic parts by laser powder bed fusion of iron oxide nanoparticle functionalized polyamide powders. Journal of Materials Chemistry C, 8(35), 12204-12217. https://doi.org/10.1039/d0tc02740e
- Hupfeld, T., Sommereyns, A., Riahi, F., Donate-Buendia, C., Gann, S., Schmidt, M.,... Barcikowski, S. (2020). Analysis of the Nanoparticle Dispersion and Its Effect on the Crystalline Microstructure in Carbon-Additivated PA12 Feedstock Material for Laser Powder Bed Fusion. Materials, 13(15). https://doi.org/10.3390/ma13153312
- Hupfeld, T., Sommereyns, A., Schuffenhauer, T., Zhuravlev, E., Krebs, M., Gann, S.,... Barcikowski, S. (2020). How colloidal surface additivation of polyamide 12 powders with well-dispersed silver nanoparticles influences the crystallization already at low 0.01 vol%. Additive Manufacturing, 36. https://doi.org/10.1016/j.addma.2020.101419
- Kopp, S.-P., Stichel, T., Roth, S., & Schmidt, M. (2020). Investigation of the electrophotographic powder deposition through a transfer grid for efficient additive manufacturing. Procedia CIRP, 94, 122-127. https://doi.org/10.1016/j.procir.2020.09.024
- Lengenfelder, B., Hohmann, M., Röhm, M., Schmidt, M., Zam, A., Zalevsky, Z., & Klämpfl, F. (2020, April). Image reconstruction for remote photoacoustic tomography using speckle-analysis. Paper presentation at SPIE Photonics Europe, Online only.
- Lengenfelder, B., Jarkas, H., Shabairou, N., Hohmann, M., Schmidt, M., Zalevsky, Z., & Klämpfl, F. (2020). Remote photoacoustic tomography using diode-array and speckle-analysis. In SPIE (Eds.), Proceedings Volume 11363, Tissue Optics and Photonics; 1136308 (2020). Online only.
- Luo, N., Scheitler, C.J., Ciftci, N., Galgon, F., Fu, Z., Uhlenwinkel, V.,... Körner, C. (2020). Preparation of Fe-Co-B-Si-Nb bulk metallic glasses by laser powder bed fusion: Microstructure and properties. Materials Characterization, 162. https://doi.org/10.1016/j.matchar.2020.110206
- Miyamoto, I., Cvecek, K., & Schmidt, M. (2020). Advances of Laser Welding Technology of Glass -Science and Technology-. Journal of Laser Micro Nanoengineering, 15(2), 63-76. https://doi.org/10.2961/jlmn.2020.02.1001
- Neermann, S., Steindl, M., Franke, J., Mayer, E., & Schmidt, M. (2020). Qualification of NIR, UV and Laser Irradiation as Alternative Photonic Sintering Methods for Printed Electronics. In 2020 Pan Pacific Microelectronics Symposium. Kohala Coast, HI, US: Institute of Electrical and Electronics Engineers Inc..
- Papke, T., Bartels, D., Schmidt, M., Merklein, M., Gerhard, D., Baumann, J., & Pitz, I. (2020). Additive Fertigung für industrielle Anwendungen - Entwicklung einer Auswahlsystematik für Bauteile zur Generierung funktionalen Mehrwerts mittels additiver Fertigung. Industrie 4.0 Management : Gegenwart und Zukunft industrieller Geschäftsprozesse, 2020, 50-54. https://doi.org/10.30844/I40M_20-4_S50-54
- Röhricht, M.-L., Stichel, T., Roth, S., Bräuer, P., Schmidt, M., & Will, S. (2020). Correlation between weld seam morphology and mechanical properties in laser transmission welding of polypropylene. In Proceedings of the 11th CIRP Conference on Photonic Technologies (LANE 2020). Online.
- Saffer, J., Dörres, T., Schaumberger, K., Ermer, J., Kaufmann, F., Wittmann, A.,... Schmidt, M. (2020). Laser beam welding of heat-resistant mixed joints using laser-based pre- and post-heating. Procedia CIRP, 94, 671-675. https://doi.org/10.1016/j.procir.2020.09.105
- Schmidt, M., & Will, T. (2020). The emerging role of imaging in laser materials processing. Paper presentation.
- Schoeppner, V., Wuebbeke, A., Schmidt, M., Geissler, B., & Niendorf, T. (2020). Gut geschweißt - schlecht geschweißt: Ausgewählte Aspekte zur Bewertung des Laserdurchstrahlschweißens. Joining Plastics - Fügen von Kunststoffen, 1, 48-53.
- Schuffenhauer, T., Stichel, T., & Schmidt, M. (2020). Experimental determination of scattering processes in the interaction of laser radiation with polyamide 12 powder. In M. Schmidt, F. Vollertsen, E. Govekar (Eds.), Procedia CIRP (pp. 85-88). Elsevier B.V..
- Shabairou, N., Lengenfelder, B., Hohmann, M., Klämpfl, F., Schmidt, M., & Zalevsky, Z. (2020). All-optical, an ultra-thin endoscopic photoacoustic sensor using multi-mode fiber. Scientific Reports. https://doi.org/10.1038/s41598-020-66076-9
- Sommereyns, A., Hupfeld, T., Gökce, B., Barcikowski, S., & Schmidt, M. (2020). Evaluation of essential powder properties through complementary particle size analysis methods for laser powder bed fusion of polymers. In M. Schmidt, F. Vollertsen, E. Govekar (Eds.), Procedia CIRP (pp. 116-121). Virtual, Online: Elsevier B.V..
- Späth, M., Epp, H., Schmidt, M., & Klämpfl, F. (2020). Calibration routine for incoherent optical fiber bundles for medical ultra-high spatial resolution fiber spectroscopy. In Proceedings Volume 11359, Biomedical Spectroscopy, Microscopy, and Imaging, 113591F. Online Only, FR.
- Stübinger, S.B., Klämpfl, F., Schmidt, M., & Zeilhofer, H.-F. (Eds.) (2020). Lasers in Oral and Maxillofacial Surgery. Springer International Publishing.
- Winter, J., Rapp, S., Spellauge, M., Eulenkamp, C., Schmidt, M., & Huber, H.P. (2020). Ultrafast pump-probe ellipsometry and microscopy reveal the surface dynamics of femtosecond laser ablation of aluminium and stainless steel. Applied Surface Science, 511. https://doi.org/10.1016/j.apsusc.2020.145514
- Winter, J., Spellauge, M., Gies, P., Hermann, J., Schmidt, M., & Huber, H.P. (2020). Influence of pulse duration and separation on ultrafast single pulse laser ablation in industrial bulk metals: Complete time-resolved surface dynamics and its implications to laser material processing. In Proc. SPIE 11267, Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XXV (pp. 112670S). San Francisco, CA, US.
- Wuebbeke, A., Schoeppner, V., Geissler, B., Schmidt, M., Magnier, A., Wu, T.,... Heim, H.-P. (2020). Investigation of residual stresses in polypropylene using hot plate welding. Welding in the World, 64(10), 1671-1680. https://doi.org/10.1007/s40194-020-00939-7