Team > Prof. Dr.-Ing. Stefan Schafföner

Fakultät für Ingenieurwissenschaften
Lehrstuhl Keramische Werkstoffe

Beruflicher Werdegang

Stipendien, Auszeichnungen, Förderungen

Fakultät für Ingenieurwissenschaften
Lehrstuhl Keramische Werkstoffe

Publikationen

2025

Patricia León-Pérez, Thorsten Opel, Georg Puchas, Nico Langhof, Ralf Goller, Stefan Schafföner, Dietmar Koch: Effect of the fibre volume content on the machinability and surface integrity in grinding C/C-SiC composites. In: Journal of the European Ceramic Society, 45 (2025). - .
doi:10.1016/j.jeurceramsoc.2024.117173

Felix Lindner, Georg Puchas, Felix Wich, Sanaz Hariri, Stefan Schafföner: Mechanical and thermal properties as a function of matrix composition of all-oxide ceramic matrix composites fabricated by a sequential infiltration process. In: Journal of the European Ceramic Society, 45 (2025). - .
doi:10.1016/j.jeurceramsoc.2024.116978

Stefan Flauder, Nico Langhof, Stefan Schafföner: The role of alignment for valid tensile testing of ceramic matrix composites. In: Journal of the European Ceramic Society, 45 (2025). - .
doi:10.1016/j.jeurceramsoc.2024.117001

Carla Malinvernia, Valentina Casalegno, Pierre Bertrand, Georg Puchas, Stefan Schafföner, Milena Salvo: Titanium-based brazing alloy for bonding oxide/oxide CMCs for steelmaking industry applications. In: Journal of the European Ceramic Society, (2025). - .
doi:10.1016/j.jeurceramsoc.2025.117231

2024

Julian Schmidt, Benjamin Thorenz, Andreas Rosin, Shanthamoorthy Karthikeyan, Thorsten Gerdes, Stefan Schafföner, Frank Döpper: Substitution Of Carbide End Mills With Newly Developed Rock Flour-Based End Mills : A Life Cycle Assessment To Determine The Environmental Impact. In: Proceedings of the CPSL 2024. - Hannover : publish-Ing., 2024. - S. 787-798.
doi:10.15488/17766

Jakob Denk, Xiaojian Liao, Martin Dulle, Stefan Schafföner, Stephan Förster, Andreas Greiner, Günter Motz, Seema Agarwal: Synergistic enhancement of thermomechanical properties and oxidation resistance in aligned Co-continuous carbon–ceramic hybrid fibers. In: Materials Horizons, 11 (2024). - S. 5777-5785.
doi:10.1039/D4MH00956H

Ilaria Bombarda, Carolin Sitzmann, Tom Liensdorf, Nico Langhof, Stefan Schafföner: Tensile testing of yittria-stabilized zirconia ceramic tapes for solid oxide cells. In: International Journal of Hydrogen Energy, 50, Part C (2024). - S. 492-500.
doi:10.1016/j.ijhydene.2023.08.258

Wolfgang Freudenberg, Felix Wich, Jalena Best, Elena Moukhina, Tim Scherzer, Holger Ruckdäschel, Nico Langhof, Stefan Schafföner: Thermo-oxidative crosslinking of carbon fiber reinforced PEEK (Polyetheretherketone) for additive manufactured ceramic matrix composites. In: Advanced Manufacturing : Polymer & Composites Science, 10 (2024). - .
doi:10.1080/20550340.2024.2387422

Heloisa Ramlow, Luiz F. B. Ribeiro, Stefan Schafföner, Günter Motz, Ricardo A. F. Machado: Thermo-oxidative resistance of C-rich SiCN(O) nonwovens influenced by the pretreatment of the silazane. In: Journal of the European Ceramic Society, 44 (2024). - S. 5308-5318.
doi:10.1016/j.jeurceramsoc.2024.01.035

Eranezhuth Wasan Awin, Marwan Ben Miled, Clément Comminges, Aurélien Habrioux, Samuel Bernard, Stefan Schafföner, Günter Motz: Unveiling the potential of ultra-low load Co on porous carbon-rich SiCN(O) fibre mats towards oxygen electrocatalysis in alkaline medium. In: International Journal of Hydrogen Energy, 88 (2024). - S. 956-964.
doi:10.1016/j.ijhydene.2024.09.206

Matteo Mor, Matthias Meiser, Nico Langhof, Antonio Vinci, Luca Zoli, Bettina Alber-Laukant, Stephan Tremmel, Stefan Schafföner, Diletta Sciti: Dry tribological behavior of 0/90° continuous carbon fiber reinforced ZrB₂ based UHTC-material. In: Journal of the European Ceramic Society, 44 (2024). - .
doi:10.1016/j.jeurceramsoc.2024.06.005

Alexander Horcher, Katja Tangermann-Gerk, Walter Krenkel, Michael Schmidt, Stefan Schafföner, Günter Motz: Generation of protective ceramic coatings on magnesium by laser treatment of Al₂O₃/ZrO₂ filled organosilazane. In: Journal of the European Ceramic Society, 44 (2024). - S. 6607-6619.
doi:10.1016/j.jeurceramsoc.2024.04.054

Melissa Moos, Claudia Möhl, Olaf Reichert, Gregor Ohnemüller, Nico Langhof, Stephan Baz, Thorsten Opel, Götz T. Gresser, Stefan Schafföner: Novel approach for ceramic matrix composites : Cf/PEEK hybrid yarn-based C/C-SiC. In: Journal of the European Ceramic Society, 44 (2024). - S. 130-141.
doi:10.1016/j.jeurceramsoc.2023.09.005

Jakob Denk, Xiaojian Liao, Wolfgang Knolle, Axel Kahnt, Andreas Greiner, Stefan Schafföner, Seema Agarwal, Günter Motz: Novel multifibrillar carbon and oxidation-stable carbon/ceramic hybrid fibers consisting of thousands of individual nanofibers with high tensile strength. In: Scientific Reports, 14 (2024). - .
doi:10.1038/s41598-024-68794-w

Jalena Best, Wolfgang Freudenberg, Nico Langhof, Stefan Schafföner: Processing-microstructure correlations in material extrusion additive manufacturing of carbon fiber reinforced ceramic matrix composites. In: Additive Manufacturing, 79 (2024). - .
doi:10.1016/j.addma.2023.103888

Fabian Vießmann, Lukas Wagner, Georg Puchas, Stefan Schafföner, Dominik Henrich: Simulating Material Deposit for Fiber Sprayed Composites using Beta Paint Distribution.. - Rostock, 2024. -

2023

Barsheek Roy, Andreas Rosin, Thorsten Gerdes, Stefan Schafföner: Relationship between subsurface hardness and silicate network connectivity of soda-lime-silica glass surface modified by superheated steam. - (Programmrede), Veranstaltung: French Union for Glass Science and Technology (USTV) - German Society of Glass Technology (DGG) Joint Annual Meeting, 22nd-24th May, 2023, Orléans, France.

Lukas Wagner, Georg Puchas, Walter Krenkel, Stefan Schafföner: Influence of matrix densification on the properties of weak matrix oxide fiber composites. In: Composites Part A: Applied Science and Manufacturing, 164 (2023). - .
doi:10.1016/j.compositesa.2022.107274

Barsheek Roy, Felix Baier, Andreas Rosin, Thorsten Gerdes, Stefan Schafföner: Structural characterization of the near-surface region of soda-lime-silica glass by X-ray photoelectron spectroscopy. In: International Journal of Applied Glass Science, 14 (2023). - S. 229-239.
doi:10.1111/ijag.16604

Awin Eranezhuth Wasan, Timon E. Günther, Rameshwori Loukrakpam, Stefan Schafföner, Christina Roth, Günter Motz: Synthesis and characterization of precursor derived TiN@Si–Al–C–N ceramic nanocomposites for oxygen reduction reaction. In: International Journal of Applied Ceramic Technology, 20 (2023). - S. 59-69.
doi:10.1111/ijac.14234

Stefan Flauder, Felix Wich, Jianjun Sha, Nico Langhof, Walter Krenkel, Stefan Schafföner: Effect of thermo-mechanical and low-cycle preloading on the strength of carbon fiber-reinforced ceramic matrix composites. In: Journal of the European Ceramic Society, 43 (2023). - S. 5474-5483.
doi:10.1016/j.jeurceramsoc.2023.05.037

Xiaojian Liao, Jakob Denk, Thomas Tran, Nobuyoshi Miyajima, Lothar Benker, Sabine Rosenfeldt, Stefan Schafföner, Markus Retsch, Andreas Greiner, Günter Motz, Seema Agarwal: Extremely low thermal conductivity and high electrical conductivity of sustainable carbon­ceramic electrospun nonwoven materials. In: Science Advances, 9 (2023). - .
doi:10.1126/sciadv.ade6066

Stefan Flauder, Nico Langhof, Walter Krenkel, Stefan Schafföner: Frictional performance of C/C-SiC materials at high loads : The role of composition and third-body. In: Open Ceramics, 14 (2023). - .
doi:10.1016/j.oceram.2023.100364

Carla Malinverni, Milena Salvo, Alessandro De Zanet, Fabiana D’Isanto, Federico Smeacetto, Pierre Bertrand, Georg Puchas, Stefan Schafföner, Valentina Casalegno: Glass-ceramics for joining oxide-based ceramic matrix composites (Al₂O₃բ/Al₂O₃-ZrO₂) operating under direct flame exposure. In: Journal of the European Ceramic Society, 43 (2023). - S. 3621-3629.
doi:10.1016/j.jeurceramsoc.2023.02.019

Elmar Galiev, Ricardo Trân, Sven Winter, Felix Lindner, Georg Puchas, Cornell Wüstner, Mandy Thomas, Stefan Knohl, Verena Psyk, Stefan Schafföner, Walter Krenkel, Verena Kräusel: Hybrid ceramic insulation made of oxide fiber ceramic matrix composite and paper-based ceramic for hot forming tools. In: Open Ceramics, 15 (2023). - .
doi:10.1016/j.oceram.2023.100403

Qianlin Chen, Wen Yan, Stefan Schafföner, Han Wu, Bingqiang Han, Jinhua Zhang, Yawei Li: Microstructures and strength of microporous MgO-Mg(Al, Fe)₂O₄ refractory aggregates. In: Journal of the European Ceramic Society, 43 (2023). - S. 2654-2662.
doi:10.1016/j.jeurceramsoc.2023.01.023

Felix Wich, Stefan Flauder, Natalie Schneider, Michael Fleck, Nico Langhof, Walter Krenkel, Stefan Schafföner: Processing properties and pyrolysis behavior of novolak-hexamethylenetetramine mixtures. In: Advanced Manufacturing : Polymer & Composites Science, 9 (2023). - .
doi:10.1080/20550340.2023.2187687

Jonas Winkelbauer, Georg Puchas, Walter Krenkel, Stefan Schafföner: Short fiber spraying process of all‐oxide ceramic matrix composites : A parameter study. In: International Journal of Applied Ceramic Technology, 20 (2023). - S. 754-767.
doi:10.1111/ijac.14196

Barsheek Roy, Andreas Rosin, Thorsten Gerdes, Stefan Schafföner: Transient subsurface hardening of soda-lime-silica glass by superheated steam. In: European Journal of Glass Science and Technology Part A : Glass Technology, 64 (2023). - S. 185-196.
doi:10.13036/17533546.64.6.007

2022

Thorsten Opel, Walter Krenkel, Nico Langhof, Stefan Schafföner: Design, Manufacturing and Testing of a Metcal-Ceramic Hybrid Brake Disc. - (Vortrag), Veranstaltung: 23. Symposium Verbundwerkstoffe und Werkstoffverbunde - Verbund 2022, 20.-22.07.2022, Leoben, Österreich.

Thorsten Opel, Nico Langhof, Walter Krenkel, Stefan Schafföner: Development and Tribological Studies of an Aluminium-CMC Hybrid Brake Disc. - (Vortrag), Veranstaltung: Ceramics in Europe 2022, 10.-14. July 2022, Krakau, Polen.

Barsheek Roy, Andreas Rosin, Thorsten Gerdes, Stefan Schafföner: Effect of fictive temperature on surface structural chemistry of soda-lime-silica glass. - (Vorlesung), Veranstaltung: 26th International Congress on Glass, 3-8 July, 2022, Berlin, Germany.

Barsheek Roy, Andreas Rosin, Thorsten Gerdes, Stefan Schafföner: Transient subsurface hardening of soda-lime-silica glass accompanied by surface network depolymerization caused by superheated steam. - (Vorlesung), Veranstaltung: 26th International Congress on Glass, 3-8 July, 2022, Berlin, Germany.

Philipp Rank, Sebastian Müllner, Vera Kerling, Thorsten Gerdes, Stefan Schafföner: Bio-soluble Glasses for Lithium-Ion Battery Separators. - (Poster), Veranstaltung: 26th International Congress on Glass, 3-8 July, 2022, Berlin, Germany.

Thorsten Opel, Nico Langhof, Walter Krenkel, Stefan Schafföner: Tribological Properties of Low Wear Ceramic Matrix Composite Friction Pairings compared to Standard Friction Pairings. - (Vortrag), Veranstaltung: EuroBrake 2022, 17.-19.05.2022, online.

Alexander Horcher, Katja Tangermann-Gerk, Walter Krenkel, Stefan Schafföner, Günter Motz: Advanced ceramic coatings on aluminum by laser treatment of filled organosilazane-based composites. In: Ceramics International, 48 (2022). - S. 23284-23292.
doi:10.1016/j.ceramint.2022.04.314

Mateus Lenz Leite, Ulrich Degenhardt, Walter Krenkel, Stefan Schafföner, Günter Motz: In Situ Generated Yb₂Si₂O₇ Environmental Barrier Coatings for Protection of Ceramic Components in the Next Generation of Gas Turbines. In: Advanced Materials Interfaces, 9 (2022). - .
doi:10.1002/admi.202102255

Stefan Zelder, Andreas Rosin, Dominik Helling, Thorsten Gerdes, Friedbert Scharfe, Stefan Schafföner: Mineral Composite Plaster Containing Hollow Glass Microspheres and CSA Cement for Building Insulation. In: Applied Sciences, 12 (2022). - .
doi:10.3390/app12031152

Felix Lindner, Georg Puchas, Stefan Schafföner: Novel measuring method for prepreg processability of oxide fiber ceramic matrix composites. In: Composites Part A: Applied Science and Manufacturing, 162 (2022). - .
doi:10.1016/j.compositesa.2022.107131

R. Sharon Uwanyuze, Lucas Enright, Jiyao Zhang, Stefan Schafföner: Preparation of concrete specimen for internal sulfate attack analysis using electron backscatter diffraction. In: International Journal of Applied Ceramic Technology, 19 (2022). - S. 1195-1207.
doi:10.1111/ijac.13973

Barsheek Roy, Andreas Rosin, Thorsten Gerdes, Stefan Schafföner: Revealing the surface structural cause of scratch formation on soda-lime-silica glass. In: Scientific Reports, 12 (2022). - .
doi:10.1038/s41598-022-06649-y

Jonas Winkelbauer, Georg Puchas, Stefan Schafföner, Walter Krenkel: Short fiber-reinforced oxide fiber composites. In: International Journal of Applied Ceramic Technology, 19 (2022). - S. 1136-1147.
doi:10.1111/ijac.13931

Stefan Flauder, Ilaria Bombarda, Roberto D’Ambrosio, Nico Langhof, Andrea Lazzeri, Walter Krenkel, Stefan Schafföner: Size effect of carbon fiber-reinforced silicon carbide composites (C/C-SiC) : Part 2 - tensile testing with alignment device. In: Journal of the European Ceramic Society, 42 (2022). - S. 1227-1237.
doi:10.1016/j.jeurceramsoc.2021.11.044

Wolfgang Freudenberg, Felix Wich, Nico Langhof, Stefan Schafföner: Additive manufacturing of carbon fiber reinforced ceramic matrix composites based on fused filament fabrication. In: Journal of the European Ceramic Society, 42 (2022). - S. 1822-1828.
doi:10.1016/j.jeurceramsoc.2021.12.005

Zhe Chen, Wen Yan, Stefan Schafföner, Yawei Li, Mithun Nath, Chengyi Zhu: Enhanced mechanical properties of lightweight Al₂O₃‐C refractories reinforced by combined one‐dimensional ceramic phases. In: International Journal of Applied Ceramic Technology, 19 (2022). - S. 1613-1625.
doi:10.1111/ijac.13933

R. Sharon Uwanyuze, S. Pamir Alpay, Stefan Schafföner, Sanjubala Sahoo: A first principles analysis of oxidation in titanium alloys with aluminum and vanadium. In: Surface Science, 719 (2022). - .
doi:10.1016/j.susc.2022.122026

Mateus Lenz Leite, Philipp Schlesinger, Michael Sheridan, Mohamad Zahedtalaban, Daniel Seitz, Stefan Schafföner, Günter Motz: Hybrid copper(II)acrylate/silazane thin coatings with hydrophobic and germicidal properties. In: Progress in Organic Coatings, 166 (2022). - .
doi:10.1016/j.porgcoat.2022.106791

Shihua Wang, Wen Yan, Junjie Yan, Stefan Schafföner, Zhe Chen, Shaobai Sang: Microstructures and properties of microporous mullite‐corundum aggregates for lightweight refractories. In: International Journal of Applied Ceramic Technology, 19 (2022). - S. 3300-3310.
doi:10.1111/ijac.14123

Qianlin Chen, Wen Yan, Junjie Yan, Stefan Schafföner, Zhe Chen, Sanbao Ma, Guangqiang Li: Microstructures and strengths of microporous MgO–Al₂O₃ ceramics from Al(OH)₃ and calcined magnesite. In: Journal of the American Ceramic Society, 105 (2022). - S. 7741-7750.
doi:10.1111/jace.18683

Jan-Felix Wendel, Mateus Lenz Leite, Plinio Furtat, Katja Tangermann‐Gerk, Stefan Schafföner, Günter Motz: New Coatings Systems with Improved Mechanical Properties by Combining Polymer Derived Ceramic and Physical Vapor Deposition Coating Methods. In: Advanced Materials Interfaces, 9 (2022). - .
doi:10.1002/admi.202201654

Han Wu, Zhe Chen, Wen Yan, Stefan Schafföner, Guiyuan Wu, Yajie Dai, Yawei Li: A novel lightweight periclase-composite (Mg₈₋ₓFeₓ₊ᵧAl₁₆₋ᵧO₃₂) spinel refractory material for cement rotary kilns. In: Ceramics International, 48 (2022). - S. 615-623.
doi:10.1016/j.ceramint.2021.09.140

Zhe Chen, Wen Yan, Stefan Schafföner, Jinna Zhi, Nan Li: Vacuum impregnation treatment of microporous Al₂O₃-MgAl₂O₄ refractory raw materials with sub-micron pores and high strength. In: Journal of the European Ceramic Society, 42 (2022). - S. 5145-5152.
doi:10.1016/j.jeurceramsoc.2022.05.044

2021

Thorsten Opel, Nico Langhof, Walter Krenkel, Stefan Schafföner: Metal-CMC Hybrid Brake Disc for E-Mobility. - (Vortrag), Veranstaltung: Friction 2021: European Symposium on Friction, Wear and Wear Protection, 18. - 19.11.2021, Online.

Thorsten Opel, Nico Langhof, Walter Krenkel, Stefan Schafföner: Metal-Ceramic Hybrid Brake Disc : Concept, Prototype, Testing. - (Vortrag), Veranstaltung: EuroBrake 2021, 17.-21. Mai 2021, .

Thorsten Opel, Nico Langhof, Walter Krenkel, Stefan Schafföner: C/SiC Hybrid Brake Disc with Metal Support Body for E-Mobility. - (Vortrag), Veranstaltung: Keramik 2021 : 96. DKG-Jahrestagung, 19.-21. April 2021, .

Matthias Riegraf, Ilaria Bombarda, Ferdinand Dömling, Tom Liensdorf, Carolin Sitzmann, Nico Langhof, Stefan Schafföner, Feng Han, Noriko Sata, Christian Geipel, Christian Walter, Rémi Costa: Enhancing the Mechanical Strength of Electrolyte-Supported Solid Oxide Cells with Thin and Dense Doped-Ceria Interlayers. In: ACS Applied Materials & Interfaces, 13 (2021). - S. 49879-49889.
doi:10.1021/acsami.1c13899

Feng Han, Matthias Riegraf, Noriko Sata, Ilaria Bombarda, Tom Liensdorf, Carolin Sitzmann, Nico Langhof, Stefan Schafföner, Christian Walter, Christian Geipel, Rémi Costa: Properties and Performance of Electrolyte Supported SOFCs with EB-PVD Gd-Doped Ceria Thin-Films. In: ECS Transactions, 103 (2021). - S. 139-147.
doi:10.1149/10301.0139ecst

Stefan Flauder, Nico Langhof, Walter Krenkel, Stefan Schafföner: Size effect of carbon fiber-reinforced silicon carbide composites (C/C-SiC) : Part 1 – bending load and statistical effects. In: Journal of the European Ceramic Society, 41 (2021). - S. 6805-6814.
doi:10.1016/j.jeurceramsoc.2021.07.040

Wangding Peng, Zhe Chen, Wen Yan, Stefan Schafföner, Guangqiang Li, Yawei Li, Cangjian Jia: Advanced lightweight periclase-magnesium aluminate spinel refractories with high mechanical properties and high corrosion resistance. In: Construction and Building Materials, 291 (2021). - .
doi:10.1016/j.conbuildmat.2021.123388

Kara K. Poon, Stefan Schafföner, Mari-Ann Einarsrud, Julia Glaum: Barium titanate-based bilayer functional coatings on Ti alloy biomedical implants. In: Journal of the European Ceramic Society, 41 (2021). - S. 2918-2922.
doi:10.1016/j.jeurceramsoc.2020.12.023

Wenying Zhou, Wen Yan, Sanbao Ma, Stefan Schafföner, Yajie Dai, Yawei Li: Degradation mechanisms of periclase-magnesium aluminate spinel refractory bricks used in the upper transition zone of a cement rotary kiln. In: Construction and Building Materials, 272 (2021). - .
doi:10.1016/j.conbuildmat.2020.121617

Junjie Yan, Wen Yan, Stefan Schafföner, Yajie Dai, Zhe Chen, Qiang Wang, Guangqiang Li, Cangjian Jia: Effect of microporous magnesia aggregates on microstructure and properties of periclase-magnesium aluminate spinel castables. In: Ceramics International, 47 (2021). - S. 6540-6547.
doi:10.1016/j.ceramint.2020.10.240

Zhe Chen, Wen Yan, Stefan Schafföner, Yawei Li, Nan Li: Microstructure and mechanical properties of lightweight Al₂O₃-C refractories using different carbon sources. In: Journal of Alloys and Compounds, 862 (2021). - .
doi:10.1016/j.jallcom.2020.158036

R. Sharon Uwanyuze, Janos E. Kanyo, Sarah F. Myrick, Stefan Schafföner: A review on alpha case formation and modeling of mass transfer during investment casting of titanium alloys. In: Journal of Alloys and Compounds, 865 (2021). - .
doi:10.1016/j.jallcom.2020.158558

2020

Jinna Zhi, Zhe Chen, Wen Yan, Stefan Schafföner, Yajie Dai, Xiaoli Lin: Effect of Al(OH)₃ particle size on microstructures and strengths of porous MgAl₂O₄ ceramics. In: Processing and Application of Ceramics, 14 (2020). - S. 268-275.
doi:10.2298/PAC2003268Z

Wenying Zhou, Wen Yan, Nan Li, Yuanbing Li, Stefan Schafföner, Yajie Dai, Zheng Zhang, Lin Yuan: Fabrication, characterization and thermal-insulation modeling of foamed mullite-SiC ceramics. In: Journal of Alloys and Compounds, 829 (2020). - .
doi:10.1016/j.jallcom.2020.154523

Zhenyan Zhang, Wen Yan, Nan Li, Stefan Schafföner, Wenying Zhou, Zhe Chen, Jiawei Wei: Mullite-corundum gas-permeable refractories reinforced by in-situ formed SiC whiskers. In: Ceramics International, 46 (2020). - S. 25155-25163.
doi:10.1016/j.ceramint.2020.06.302

Zhe Chen, Wen Yan, Stefan Schafföner, Yajie Dai, Qiang Wang, Guangqiang Li: A novel approach to lightweight alumina‐carbon refractories for flow control of molten steel. In: Journal of the American Ceramic Society, 103 (2020). - S. 4713-4724.
doi:10.1111/jace.17137

Janos E. Kanyo, Stefan Schafföner, R. Sharon Uwanyuze, Kaitlynn S. Leary: An overview of ceramic molds for investment casting of nickel superalloys. In: Journal of the European Ceramic Society, 40 (2020). - S. 4955-4973.
doi:10.1016/j.jeurceramsoc.2020.07.013

Jiangtao Qi, Wen Yan, Zhe Chen, Stefan Schafföner, Wenying Zhou, Guangqiang Li, Qiang Wang: Preparation and characterization of microporous mullite-corundum refractory aggregates with high strength and closed porosity. In: Ceramics International, 46 (2020). - S. 8274-8280.
doi:10.1016/j.ceramint.2019.12.056

Stefan Schafföner: Reactions of alkaline earth zirconate refractories with titanium alloys. In: MATEC Web of Conferences, 321 (2020). - .
doi:10.1051/matecconf/202032110012

2019

Stefan Schafföner, Miriam Bach, Constantin Jahn, Lisa Freitag, Christos G. Aneziris: Advanced refractories for titanium metallurgy based on calcium zirconate with improved thermomechanical properties. In: Journal of the European Ceramic Society, 39 (2019). - S. 4394-4403.
doi:10.1016/j.jeurceramsoc.2019.06.007

Guiyuan Wu, Wen Yan, Stefan Schafföner, Yajie Dai, Bingqiang Han, Tianqing Li, Sanbao Ma, Nan Li, Guangqiang Li: A comparative study on the microstructures and mechanical properties of a dense and a lightweight magnesia refractories. In: Journal of Alloys and Compounds, 796 (2019). - S. 131-137.
doi:10.1016/j.jallcom.2019.05.064

Zhe Chen, Wen Yan, Yajie Dai, Stefan Schafföner, Bingqiang Han, Nan Li: Effect of microporous corundum aggregates on microstructure and mechanical properties of lightweight corundum refractories. In: Ceramics International, 45 (2019). - S. 8533-8538.
doi:10.1016/j.ceramint.2019.01.168

Lisa Freitag, Christos G. Aneziris, Stefan Schafföner, Florian Bulling, Ulrich E. Klotz: Feingießen von Titanlegierungen mit Feingussformen aus Kalziumzirkonat. In: Giesserei Praxis Science, 2019 (2019). - S. 8-13.

Ulrich E. Klotz, C. Legner, F. Bulling, L. Freitag, C. Faßauer, Stefan Schafföner, C. G. Aneziris: Investment casting of titanium alloys with calcium zirconate moulds and crucibles. In: The International Journal of Advanced Manufacturing Technology, 103 (2019). - S. 343-353.
doi:10.1007/s00170-019-03538-z

2018

Stefan Schafföner, Jens Fruhstorfer, Susann Ludwig, Christos G. Aneziris: Cyclic cold isostatic pressing and improved particle packing of coarse grained oxide ceramics for refractory applications. In: Ceramics International, 44 (2018). - S. 9027-9036.
doi:10.1016/j.ceramint.2018.02.106

Guiyuan Wu, Wen Yan, Stefan Schafföner, Xiaoli Lin, Sanbao Ma, Yaojie Zhai, Xijun Liu, Linlin Xu: Effect of magnesium aluminate spinel content of porous aggregates on cement clinker corrosion and adherence properties of lightweight periclase-spinel refractories. In: Construction and Building Materials, 185 (2018). - S. 102-109.
doi:10.1016/j.conbuildmat.2018.07.058

Zhe Chen, Wen Yan, Stefan Schafföner, Sanbao Ma, Yajie Dai, Nan Li: Effect of SiC powder content on lightweight corundum-magnesium aluminate spinel castables. In: Journal of Alloys and Compounds, 764 (2018). - S. 210-215.
doi:10.1016/j.jallcom.2018.06.062

Wen Yan, Guiyuan Wu, Sanbao Ma, Stefan Schafföner, Yajie Dai, Zhe Chen, Jiangtao Qi, Nan Li: Energy efficient lightweight periclase-magnesium alumina spinel castables containing porous aggregates for the working lining of steel ladles. In: Journal of the European Ceramic Society, 38 (2018). - S. 4276-4282.
doi:10.1016/j.jeurceramsoc.2018.05.002

Lisa Freitag, Stefan Schafföner, Christina Faßauer, Christos G. Aneziris: Functional coatings for titanium casting molds using the replica technique. In: Journal of the European Ceramic Society, 38 (2018). - S. 4560-4567.
doi:10.1016/j.jeurceramsoc.2018.05.020

Constantin Jahn, Stefan Schafföner, Christian Ode, Helge Jansen, Christos G. Aneziris: Investigation of calcium zirconate formation by sintering zirconium dioxide with calcium hydroxide. In: Ceramics International, 44 (2018). - S. 11274-11281.
doi:10.1016/j.ceramint.2018.03.172

Stefan Schafföner, Ting Qin, Jens Fruhstorfer, Constantin Jahn, Gert Schmidt, Helge Jansen, Christos G. Aneziris: Refractory castables for titanium metallurgy based on calcium zirconate. In: Materials & Design, 148 (2018). - S. 78-86.
doi:10.1016/j.matdes.2018.03.049

Wen Yan, Anne Schmidt, Steffen Dudczig, Tony Wetzig, Yaowu Wei, Yawei Li, Stefan Schafföner, Christos G. Aneziris: Wettability phenomena of molten steel in contact with alumina substrates with alumina and alumina-carbon coatings. In: Journal of the European Ceramic Society, 38 (2018). - S. 2164-2178.
doi:10.1016/j.jeurceramsoc.2017.12.001

2017

Stefan Schafföner, Jens Fruhstorfer, Christina Faßauer, Lisa Freitag, Constantin Jahn, Christos G. Aneziris: Influence of in situ phase formation on properties of calcium zirconate refractories. In: Journal of the European Ceramic Society, 37 (2017). - S. 305-313.
doi:10.1016/j.jeurceramsoc.2016.08.017

Sanbao Ma, Wen Yan, Stefan Schafföner, Xiaoli Lin, Nan Li, Yaojie Zhai, Xijun Liu, Linlin Xu: Influence of magnesium aluminate spinel powder content on cement clinker corrosion and adherence properties of lightweight periclase-spinel refractories. In: Ceramics International, 43 (2017). - S. 17026-17031.
doi:10.1016/j.ceramint.2017.09.113

Stefan Schafföner, Christin Dietze, Steffen Möhmel, Jens Fruhstorfer, Christos G. Aneziris: Refractories containing fused and sintered alumina aggregates : Investigations on processing, particle size distribution and particle morphology. In: Ceramics International, 43 (2017). - S. 4252-4262.
doi:10.1016/j.ceramint.2016.12.067

Lisa Freitag, Stefan Schafföner, Nicole Lippert, Christina Faßauer, Christos G. Aneziris, Claudia Legner, Ulrich E. Klotz: Silica-free investment casting molds based on calcium zirconate. In: Ceramics International, 43 (2017). - S. 6807-6814.
doi:10.1016/j.ceramint.2017.02.098

2016

Stefan Schafföner, Lisa Freitag, Jana Hubálková, Christos G. Aneziris: Functional composites based on refractories produced by pressure slip casting. In: Journal of the European Ceramic Society, 36 (2016). - S. 2109-2117.
doi:10.1016/j.jeurceramsoc.2016.02.008

J. Fruhstorfer, Stefan Schafföner, J. Werner, T. Wetzig, L. Schöttler, C. G. Aneziris: Thermal shock performance of refractories for application in steel ingot casting. In: Journal of Ceramic Science and Technology, 7 (2016). - S. 173-182.
doi:10.4416/JCST2016-00010

2015

Christos G. Aneziris, Nora Gerlach, Holger Grote, Uwe Klippel, Friederike Lange, Stefan Schafföner, Harm Speicher: Pressure casting slip and refractory ceramic produced therefrom for gas turbine units
9221718, (2015-12-29)

Stefan Schafföner, Christos G. Aneziris, Harry Berek, Jana Hubálková, Björn Rotmann, Bernd Friedrich: Corrosion behavior of calcium zirconate refractories in contact with titanium aluminide melts. In: Journal of the European Ceramic Society, 35 (2015). - S. 1097-1106.
doi:10.1016/j.jeurceramsoc.2014.09.032

Stefan Schafföner, Christos G. Aneziris, Harry Berek, Björn Rotmann, Bernd Friedrich: Investigating the corrosion resistance of calcium zirconate in contact with titanium alloy melts. In: Journal of the European Ceramic Society, 35 (2015). - S. 259-266.
doi:10.1016/j.jeurceramsoc.2014.08.031

Nora Brachhold, Stefan Schafföner, Christos G. Aneziris: Investigation of alkali corrosion resistance of potassium aluminosilicates using statistical techniques. In: Ceramics International, 41 (2015). - S. 1447-1456.
doi:10.1016/j.ceramint.2014.09.079

2014

Jens Fruhstorfer, Stefan Schafföner, Christos G. Aneziris: Dry ball mixing and deagglomeration of alumina and zirconia composite fine powders using a bimodal ball size distribution. In: Ceramics International, 40 (2014). - S. 15293-15302.
doi:10.1016/j.ceramint.2014.07.027

Joern Werner, Christos G. Aneziris, Stefan Schafföner: Influence of porosity on Young's modulus of carbon-bonded alumina from room temperature up to 1450°C. In: Ceramics International, 40 (2014). - S. 14439-14445.
doi:10.1016/j.ceramint.2014.07.013

2013

Stefan Schafföner, Christos G. Aneziris, Harry Berek, Jana Hubálková, Angelika Priese: Fused calcium zirconate for refractory applications. In: Journal of the European Ceramic Society, 33 (2013). - S. 3411-3418.
doi:10.1016/j.jeurceramsoc.2013.07.008

Jörn Werner, Christos G. Aneziris, Stefan Schafföner, J. Fruhstorfer, M. Oppelt, S. Dudczig: Impulse excitation measurement up to 1600॰C : An advanced analysis technique for refractories. In: Refractories for industrials. - Höhr-Grenzhausen : ECREF, 2013. - S. 138-141.

2012

Stefan Schafföner, Christos G. Aneziris: Pressure slip casting of coarse grain oxide ceramics. In: Ceramics International, 38 (2012). - S. 417-422.
doi:10.1016/j.ceramint.2011.06.064

Fakultät für Ingenieurwissenschaften
Lehrstuhl Keramische Werkstoffe

Prof. Dr.-Ing. Stefan Schafföner
Lehrstuhlinhaber

Raum-Nr. 1.01.16

Prof.-Rüdiger-Bormann-Str.1
95447 Bayreuth

Telefon: 0921 / 55 - 6500
E-Mail: stefan.schaffoener@uni-bayreuth.de
Google Scholar: Prof. Dr.-Ing. Stefan Schafföner