Springer, H.; Baron, C.; Tanure, L.; Rohwerder, M.: A combinatorial study of the effect of Al and Cr additions on the mechanical, physical and corrosion properties of Fe. Materials Today Communications 29, 102947 (2021)

Souza Filho, I. R.; Ma, Y.; Kulse, M.; Ponge, D.; Gault, B.; Springer, H.; Raabe, D.: Sustainable steel through hydrogen plasma reduction of iron ore: Process, kinetics, microstructure, chemistry. Acta Materialia 213, 116971 (2021)

Zhang, J.; Zaefferer, S.: Influence of sample preparation on nanoindentation results of twinning-induced plasticity steel. International Journal of Minerals, Metallurgy and Materials 28, pp. 877 - 887 (2021)

Pinson, M.; Springer, H.; Depover, T.; Verbeken, K.: The effect of quench cracks and retained austenite on the hydrogen trapping capacity of high carbon martensitic steels. International Journal of Hydrogen Energy 46 (29), pp. 16141 - 16152 (2021)

Baron, C.; Werner, H.; Springer, H.: On the effect of carbon content and tempering on mechanical properties and stiffness of martensitic Fe–18.8Cr–1.8B–xC high modulus steels. Materials Science and Engineering A: Structural Materials Properties Microstructure and Processing 809, 141000 (2021)

Springer, H.; Baron, C.: High-Modulus Steels. In: High-Performance Ferrous Alloys, pp. 291 - 326 (Ed. Rana, R.). Springer Nature Switzerland, Cham, Switzerland (2021)

Raabe, D.; Kim, S.-H.; Zhang, X.; Ma, Y.; Souza Filho, I. R.; Schweinar, K.; Angenendt, K.; Vogel, D.; Stephenson, L.; El-Zoka, A. et al.; Mianroodi, J. R.; Rohwerder, M.; Gault, B.; Bai, Y.; Springer, H.; Ponge, D.; Kulse, M.; Mahajan, A.; Zaefferer, S.: Sustainable Metals. Virtual Keynote Perspective Lecture, Materials Chain and Materials Science Department, RUB , Bochum, Germany (accepted)