Dipl.-Ing.(FH) Johann Fischbacher, MSc
Wissenschaftlicher Mitarbeiter - Zentrum für Modellierung und Simulation
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johann.fischbacher@donau-uni.ac.at
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+43 2622 23420-57
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+43 2622 23420-99 (Fax)
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Zum Kontaktformular
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TFZ Wiener Neustadt, Bauteil E - Stock 2
- Universität für Weiterbildung Krems
- Zentrum für Modellierung und Simulation
- Viktor Kaplan Straße 2 - Bauteil E
- 2700 Wiener Neustadt
- Österreich
Publikationen (Auszug Forschungsdatenbank)
Gracej, M. R.; Tomše, T.; Podmiljšak, B.; Samardžija, Z.; Kušter, M.; Parapari, S. S.; Gracanin, N.; Kržmanc, M. M.; Schieren, L.; Burkhardt, C.; Fischbacher, J.; Schrefl, T.; Šturm, S.; Žužek, K.; (2026). Single-grain grain-boundary engineering with Nd-Cu for sustainable recycling and reprocessing of Nd-Fe-B magnets. Journal of Alloys and Compounds, Vol. 1050: 1-15
Luca, S.; Fischbacher, J.; Flament, C.; Sedek, R.; de Rango, P.; Gomez Eslava, G.; Schrefl, T. (2025). Microstructure and magnetic properties of the Cu-rich Nd(Fe,Mo)12 strip cast flakes. Journal of Alloys and Compounds, 1010: 178039
Moustafa, H.; Kovacs, A.; Fischbacher, J.; Gusenbauer, M.; Ali, Q.; Breth, L.; Schrefl, T.; Özelt, H. (2025). Graph neural networks to predict coercivity and maximum energy product of hard magnetic microstructures. Journal of Magnetism and Magnetic Materials, Vol. 634: 1-11
Breth, L.; Fischbacher, J.; Schrefl, T.; Brueckl, H.; Kuehrer, S.; Pachlhofer, J.; Schwarz, M.; Weirather, T.; Czettl, C. (2025). Micromagnetic modeling of the cobalt binder structure in hard metals. In: Plansee Seminar, proceedings in 21st Plansee Seminar: 1, Plansee Seminar, Reutte, A
Ali, Q.; Fischbacher, J.; Kovacs, A.; Özelt, H.; Gusenbauer, M.; Moustafa, H.; Böhm, D.; Breth, L.; Schrefl, T. (2024). Defect manipulation for the coercivity enhancement of Nd-Fe-B permanent magnets. Physica B: Condensed Matter, Vol. 678: 415759
Brueckl, H.; Breth, L.; Fischbacher, J.; Schrefl, T.; Kuehrer, S.; Pachlhofer, J.; Schwarz, M.; Weirather, T.; Czettl, C. (2024). Machine learning based prediction of mechanical properties of WC-Co cemented carbides from magnetic data only. International Journal of Refractory Metals and Hard Materials, Vol. 121: 106665
Gusenbauer, M.; Stanciu, S.; Kovacs, A.; Oezelt, H.; Fischbacher, J.; Zhao, P.; Woodcock, T. G.; Schrefl, T.; Stanciu S. (2024). Micromagnetic study of grain junctions in MnAl-C containing intergranular inclusions. Elsevier Journal of Magnetism and Magnetic Materials, Vol. 606: 172390
Kovacs, A.; Exl, L.; Kornell, A.; Fischbacher, J.; Hovorka, M.; Gusenbauer, M.; Breth, L.; Oezelt, H.; Yano, M.; Sakuma, N.; Kinoshita, A.; Shoji, T.; Kato, A.; Schrefl, T. (2024). Image-based prediction and optimization of hysteresis properties of nanocrystalline permanent magnets using deep learning. Journal of Magnetism and Magnetic Materials, Vol. 596: 171937
Moustafa, H.; Kovacs, A.; Fischbacher, J.; Gusenbauer, M.; Ali, Q.; Breth, L.; Hong, Y.; Rigaut, W.; Devillers, T.; Dempsey, N. M.; Schrefl, T.; Özelt, H. (2024). Reduced Order Model for Hard Magnetic Films. AIP Advances, Vol. 14, iss. 2: 025001-1 bis 025001-5
de Moraes, I. G.; Fischbacher, J.; Hong, Y.; Naud, C.; Okuno, H.; Masseboeuf, A.; Devillers, T.; Schrefl, T.; Dempsey, N. M. (2024). Nanofabrication, characterisation and modelling of soft-in-hard FeCo–FePt magnetic nanocomposites. Acta Materialia, Vol. 274: 119970
Breth, L.; Fischbacher, J.; Kovacs, A.; Özelt, H.; Schrefl, T.; Brückl, H.; Czettl, C.; Kührer, S.; Pachlhofer, J., Schwarz, M. (2023). FORC diagram features of Co particles due to reversal by domain nucleation. Journal of Magnetism and Magnetic Materials 571 (2023) 170567 Available online 24 February 2023 0304-8853/© 2023 Elsevier B.V. All rights reserved.Contents lists available at ScienceDirect Journal of Magnetism and Magnetic Materials, Vol. 571: 1-6
Breth, L.; Schrefl, T.; Fischbacher, J.; Oezelt, H.; Kovacs, A.; Czettl, C.; Pachlhofer, J.; Schwarz, M.; Brueckl, H. (2023). Micromagnetic simulations as a tool for bottom-up explainability of FORC diagrams. Proceedings in AIM IEEE Advances in Magnetics 2023, Vol. 1: 1
Kovacs, A.; Fischbacher, J.; Oezelt, H.; Kornell, A.; Ali, Q.; Gusenbauer, M.; Yano, M.; Sakuma, N.; Kinoshita, A.; Shoji, T.; Kato, A.; Hong, Y.; Grenier, S.; Devillers, T.; Dempsey, N. M.; Fukushima, T.; Akai, H.; Kawashima, N.; Miyake, T.; Schrefl, T. (2023). Physics-Informed Machine Learning Combining Experiment and Simulation for the Design of Neodymium-Iron-Boron Permanent Magnets with Reduced Critical-Elements Content. Frontiers in Materials 2023, Vol. 9: 1-19
Yamano, H.; Kovacs, A.; Fischbacher, J.; Danno, K.; Umetani, Y.; Shoji, T.; Schrefl, T. (2023). Efficient optimization approach for designing power device structure using machine learning. Japanese Journal of Applied Physics, Vol. 1: 1-17
Ali, Q.; Fischbacher, J.; Kovacs, A.; Oezelt, H.; Gusenbauer, M.; Yano, M.; Sakuma, N.; Kinoshita, A.; Shoji, T.; Kato, A.; Schrefl, T. (2023). Benchmarking for systematic coarse-grained micromagnetics. In: HMM, proceedings in 13th International Symposium on Hysteresis Modeling and Micromagnetics (HMM 2023): 1, HMM, WIen
Fischbacher, J.; Schrefl, T.; Moraes, I.; Dempsey, N. (2023). Micromagnetic modelling of soft-in-hard FeCo-FePt nanocomposites. In: HMM, proceedings in 13th International Symposium on Hysteresis Modeling and Micromagnetics (HMM 2023): 1, HMM, Wien
Gusenbauer, M.; Oezelt, H.; Kovacs, A.; Fischbacher, J.; Zhao, P.; Woodcock, T.-G.; Schrefl, T. (2023). Magnetization reversal of large granular magnetic materials. In: HMM, proceedings in 13th International Symposium on Hysteresis Modeling and Micromagnetics (HMM 2023): 1, HMM, Wien
Kovacs, A.; Fischbacher, J.; Oezelt, H.; Ali, Q.; Gusenbauer, M.; Schrefl, T. (2023). Finite Hex Element Adaptive Mesh Refinement of Demagnetizing Field Computation. In: HMM, proceedings in 13th International Symposium on Hysteresis Modeling and Micromagnetics (HMM 2023): 1, HMM, Wien
Ali, Q.; Fischbacher, J.; Kovacs, A.; Oezelt, H.; Gusenbauer, M.; Moustafa, H.; Böhm, D.; Breth, L.; Schrefl, T. (2023). Defect Manipulation for the Coercivity Enhancement of Nd-Fe-B Permanent Magnets. SSRN, 2023: 4628986, Elesevier
Breth, L.; Fischbacher, J.; Kovacs, A.; Oezelt, H.; Schrefl, T.; Czettl, C.; Kuehrer, S.; Pachlhofer, J.; Schwarz, M.; Weirather, T.; Brueckl, H. (2023). Structural and micromagnetic modeling of the magnetic binder phase in WC-Co cemented carbides. IEEE International Magnetic Conference - Short Papers, 2023: https://doi.org/10.1109/INTERMAGShortPapers58606.2023.10304872
Vorträge (Auszug Forschungsdatenbank)
Micromagnetic and reduced-order model simulations of microstructural defects in recycled Nd2Fe14B magnets
RICAM 2025, 27.11.2025
Micromagnetic and reduced-order model simulations of the impact of microstructural defects on the coercivity of recycled Nd2Fe14B magnets
REPM NIMS 2025, 31.07.2025
Micromagnetic and reduced-order model simulations of microstructural defects in recycled Nd2Fe14B magnets
AIM 2025, 10.02.2025
Micromagnetic study of the impact of grain boundaries on coercivity
REPM2023, 06.09.2023
Magnetization reversal of large granular magnetic materials
HMM 2023, 05.06.2023
Micromagnetic modelling of soft-in-hard FeCo-FePt nanocomposites
13th International Symposium on Hysteresis Modeling and Micromagnetics (HMM 2023), 05.06.2023
Magnetic Hardening of Neodymium-lean Permanent Magnets by Local Replacement of Grains by High Anisotropy Phases
Intermag 2023, 16.05.2023
Multiscaling strategies in computational magnet design
Going Green – CARE INNOVATION 2023, 11.05.2023
Machine Learning for Relating Structure and Coercivity of Permanent Magnets
Virtual REPM 2021, 09.06.2021
Micromagnetic characterization of MnAl-C using trained neural networks
JEMS2019, Uppsala, Schweden, 29.08.2019
Ferromagnetic resonance simulations for stochastic Landau-Lifshitz-Gilbert equation
The Joint European Magnetic Symposia (JEMS), Uppsala, Sweden, 29.08.2019
Micromagnetic simulation of surface anisotropy effects in SmFe12 type permanent magnets
Joint European Magnetic Symposia, Uppsala, Sweden, 26.08.2019
Micromagnetic simulation of surface anisotropy effects in SmFe_12-type permanent magnets
JEMS2019 Joint European Magnetic Symposia, Uppsala, Schweden, 26.08.2019
Micromagnetic Simulation of Partially Ordered L1_0 FeNi Permanent Magnets
MANA 2018 - Micromagnetics: Analysis, Numerics, Applications, TU Wien, Resselgasse 4, 1040 Wien, Österreich, 08.11.2018
Micromagnetic Simulation of Partially Ordered L1_0 FeNi Permanent Magnets
21st International Conference on Magnetism (ICM2018) Moscone Center, San Francisco, USA, 16.07.2018
Micromagnetic Simulation of Partially Ordered L1_0 FeNi Permanent Magnets
Santorini Workshop Future Perspectives on Novel Magnetic Materials, Santorini Palace Hotel, Santorini, Griechenland, 30.05.2018
AF-10-Influence of Alignment Depenent Grain Boundary Composition Changes on Coercivity and Magnetic Reversal of Nd2Fe14B Megnets
Konferenz MMM 2017 in Pittsburgh, 07.11.2017
Self demagnetizing effects in NdFe12 based magnets at high temperature
61st Annual Conference on Magnetism and Magnetic Materials, New Orleans, Louisiana, 31.10.-4.11.2016, 03.11.2016
Magnetization reversal in Dy-diffused permanent magnets
61st Annual Conference on Magnetism and Magnetic Materials, New Orleans, Louisiana, 31.10.-4.11.2016, 02.11.2016
Improving coercivity in shape anisotropy based permanent magnets
MMM Intermag 2016 Joint Conference, 11.-15. Januar 2016, San Diego, Kalifornien, 14.01.2016