Torres-Mejia, L.; Manzoor, U.; Guo, G.; Bumby, C.; Raabe, D.; Souza Filho, I. R.: Toward decarbonization of the titanium industry via hydrogen plasma smelting reduction. Advanced Science, e14689 (2025)

Shelyug, A.; Pauna, H.; Springer, H.; Souza Filho, I. R.: Puppet Strings of Hydrogen Plasma Reduction of Iron Ores: The Impact of Process Parameters on Plasma Properties and Reduction Kinetics. Metallurgical and Materials Transactions B 56 (5), pp. 5232 - 5245 (2025)

Nutor, R.; Ruffino, M.; Miles, A.; Joshi, Y.; Woods, E.; Kamran Bhat, M.; Jannat, S.; Manzoor, U.; Souza Filho, I. R.; Raabe, D. et al.; Gault, B.: Enabling circularity of copper through nanoscale impurity control. Acta Materialia 297, 121373 (2025)

Pauna, H.; Souza Filho, I. R.; Kulse, M.; Jovičević-Klug, M.; Springer, H.; Huttula, M.; Fabritius, T.; Raabe, D.: In Situ Observation of Sustainable Hematite-Magnetite-Wustite-Iron Hydrogen Plasma Reduction. Metallurgical and Materials Transactions B 56 (4), pp. 3938 - 3949 (2025)

Sun, Y.; Pauna, H.; Gabriela Torres Mejia, L.; Klapproth, D.; Manzoor, U.; Souza Filho, I. R.; Tanskanen, P.; Fabritius, T.; Raabe, D.: Monitoring Hydrogen Plasma Smelting Reduction of Ilmenite by Optical Emission Spectroscopy at Laboratory Scale. Journal of Sustainable Metallurgy 11 (3), pp. 3117 - 3130 (2025)

Manzoor, U.; Mújica Roncery, L.; Raabe, D.; Souza Filho, I. R.: Sustainable nickel enabled by hydrogen-based reduction. Nature 641 (8062), pp. 365 - 373 (2025)

Putaala, H.-R.; Pauna, H.; Javed, A.; Manzoor, U.; Klapproth, D.; Souza Filho, I. R.; Visuri, V.-V.; Ganguly, A.; Huttula, M.; Fabritius, T. et al.; Raabe, D.: Effect of Furnace Parameters on Optical Emission Spectra of Hematite Reduction by Hydrogen Plasma. Metallurgical and Materials Transactions B 56, pp. 3381 - 3399 (2025)

Raabe, D.; Jovičević-Klug, M.; Ponge, D.; Gramlich, A.; Kwiatkowski da Silva, A.; Grundy, A.; Springer, H.; Souza Filho, I. R.; Ma, Y.: Circular Steel for Fast Decarbonization: Thermodynamics, Kinetics, and Microstructure Behind Upcycling Scrap into High-Performance Sheet Steel. Annual Review of Materials Research 54 (1), pp. 247 - 297 (2024)

Pauna, H.; Ernst, D.; Zarl, M.; Souza Filho, I. R.; Kulse, M.; Büyükuslu, Ö.; Jovičević-Klug, M.; Springer, H.; Huttula, M.; Schenk, J. et al.; Fabritius, T.; Raabe, D.: The Optical Spectra of Hydrogen Plasma Smelting Reduction of Iron Ore: Application and Requirements. Steel Research International 95 (8), 2400028 (2024)

Sandim, M. J. R.; Nagamine, L. C. M.; Kwiatkowski da Silva, A.; Aota, L. S.; Han, L.; Cohen, R.; Zschommler Sandim, H. R.; Gault, B.; Souza Filho, I. R.: Anomalous magnetization induced by local chemistry fluctuations in Mn-containing a'-martensite. Acta Materialia 272, 119956 (2024)

Souza Filho, I. R.; Kwiatkowski da Silva, A.; Büyükuslu, Ö.; Raabe, D.; Springer, H.: Sustainable Ironmaking Toward a Future Circular Steel Economy: Exploiting a Critical Oxygen Concentration for Metallurgical Cu Removal from Scrap-Based Melts. Steel Research International 95 (5), 2300785 (2024)

Springer, H.; Souza Filho, I. R.; Choisez, L.; Zarl, M. A.; Quick, C.; Horn, A.; Schenk, J.: Iron ore wires as consumable electrodes for the hydrogen plasma smelting reduction in future green steel production. Sustainable Materials and Technologies 39, e00785 (2024)

Jovičević-Klug, M.; Souza Filho, I. R.; Springer, H.; Adam, C.; Raabe, D.: Green steel from red mud through climate-neutral hydrogen plasma reduction. Nature 625, pp. 703 - 709 (2024)

Han, L.; Maccari, F.; Soldatov, I.; Peter, N. J.; Souza Filho, I. R.; Schäfer, R.; Gutfleisch, O.; Li, Z.; Raabe, D.: Strong and ductile high temperature soft magnets through Widmanstätten precipitates. Nature Communications 14, 8176 (2023)

Patterer, L.; Mayer, E.; Mráz, S.; Pöllmann, P. J.; Hans, M.; Primetzhofer, D.; Souza Filho, I. R.; Springer, H.; Schneider, J.: Effect of Si on the hydrogen-based direct reduction of Fe₂O₃ studied by XPS of sputter-deposited thin-film model systems. Scripta Materialia 233, 115515 (2023)

Rodrigues Souza Filho, I.; Knabl, W.; Kestler, H.; Ricardo Zschommler Sandim, H.: Strain-rate effects on the recrystallization of molybdenum-based MZ17 alloy. International Journal of Refractory Metals and Hard Materials 112, 106124 (2023)

Ernst, D.; Manzoor, U.; Souza Filho, I. R.; Zarl, M. A.; Schenk, J.: Impact of Iron Ore Pre-Reduction Degree on the Hydrogen Plasma Smelting Reduction Process. Metals 13 (3), 558 (2023)

Souza Filho, I. R.; Ma, Y.; Raabe, D.; Springer, H.: Fundamentals of Green Steel Production: On the Role of Gas Pressure During Hydrogen Reduction of Iron Ores. JOM-Journal of the Minerals Metals & Materials Society 75, pp. 2274 - 2286 (2023)

Choisez, L.; van Rooij, N. E.; Hessels, C. J. M.; Kwiatkowski da Silva, A.; Souza Filho, I. R.; Ma, Y.; de Goey, P.; Springer, H.; Raabe, D.: Phase transformations and microstructure evolution during combustion of iron powder. Acta Materialia 239, 118261 (2022)

Ma, Y.; Souza Filho, I. R.; Bai, Y.; Schenk, J.; Patisson, F.; Beck, A.; van Bokhoven, J. A.; Willinger, M. G.; Li, K.; Xie, D. et al.; Ponge, D.; Zaefferer, S.; Gault, B.; Mianroodi, J. R.; Raabe, D.: Hierarchical nature of hydrogen-based direct reduction of iron oxides. Scripta Materialia 213, 114571 (2022)