Artikel

Özgün, Özge ; Dirba, Imants ; Gutfleisch, Oliver ; Ma, Yan ; Raabe, Dierk (2024)
Green ironmaking at higher H2 pressure: reduction kinetics and microstructure formation during hydrogen-based direct reduction of hematite pellets.
In: Journal of Sustainable Metallurgy
doi: 10.1007/s40831-024-00877-4
Artikel, Bibliographie

Helbig, Tim ; Abel, Andreas ; Sawatzki, Simon ; Gröb, Thorsten ; Dirba, Imants ; Ener, Semih ; Gutfleisch, Oliver (2024)
Anisotropic grain boundary diffusion process in textured sintered and hot-deformed Nd-Fe-B magnets.
In: Journal of Alloys and Compounds
doi: 10.1016/j.jallcom.2024.174490
Artikel, Bibliographie

Liu, Wei ; Scheibel, Franziska ; Fortunato, Nuno M. ; Dirba, Imants ; Gottschall, Tino ; Zhang, Hongbin ; Skokov, Konstantin P. ; Gutfleisch, Oliver (2024)
Role of Debye temperature in achieving large adiabatic temperature changes at cryogenic temperatures: a case study on Pr2In.
In: Physical Review B, 109 (14)
doi: 10.1103/PhysRevB.109.L140407
Artikel, Bibliographie

Schäfer, Kilian ; Lutzi, Matthias ; Khan, Muhammad Bilal ; Schäfer, Lukas ; Dirba, Imants ; Bruns, Sebastian ; Valizadeh, Iman ; Weeger, Oliver ; Hartmann, Claas ; Kupnik, Mario ; Adabifiroozjaei, Esmaeil ; Molina-Luna, Leopoldo ; Skokov, Konstantin P. ; Gutfleisch, Oliver (2024)
Magneto-active composites with locally tailored stiffness produced by laser powder bed fusion.
In: Additive Manufacturing, 79
doi: 10.1016/j.addma.2023.103905
Artikel, Bibliographie

Adabifiroozjaei, Esmaeil ; Maccari, Fernando ; Schäfer, Lukas ; Jiang, Tianshu ; Recalde-Benitez, Oscar ; Chirkova, Alisa ; Shayanfar, Navid ; Dirba, Imants ; Kani, Nagaarjhuna A ; Shuleshova, Olga ; Winkler, Robert ; Zintler, Alexander ; Rao, Ziyuan ; Pfeuffer, Lukas ; Kovács, András ; Dunin-Borkowski, Rafal E. ; Skokov, Konstantin P. ; Gault, Baptiste ; Gruner, Markus ; Gutfleisch, Oliver ; Molina-Luna, Leopoldo (2024)
Martensitic phase transformation in short-range ordered Fe50Rh50 system induced by thermal stress and mechanical deformation.
In: Acta Materialia, 264
doi: 10.1016/j.actamat.2023.119577
Artikel, Bibliographie

Dirba, Imants ; Ablets, Yevhen ; Skokov, Konstantin P. ; Adabifiroozjaei, Esmaeil ; Molina‐Luna, Leopoldo ; Gutfleisch, Oliver (2023)
Bulk nanostructured silicide thermoelectric materials by reversible hydrogen absorption-desorption.
In: Small
doi: 10.1002/smll.202208098
Artikel, Bibliographie

Riahi, Kalthoum ; Dirba, Imants ; Ablets, Yevhen ; Filatova, Alina ; Sultana, Shaik Najma ; Adabifiroozjaei, Esmaeil ; Molina-Luna, Leopoldo ; Nuber, Ulrike A. ; Gutfleisch, Oliver (2023)
Surfactant-driven optimization of iron-based nanoparticle synthesis: a study on magnetic hyperthermia and endothelial cell uptake.
In: Nanoscale Advances, 5 (21)
doi: 10.1039/D3NA00540B
Artikel, Bibliographie

Schäfer, Kilian ; Lutzi, Matthias ; Khan, Muhammad Bilal ; Schäfer, Lukas ; Skokov, Konstantin P. ; Dirba, Imants ; Bruns, Sebastian ; Valizadeh, Iman ; Weeger, Oliver ; Hartmann, Claas ; Kupnik, Mario ; Adabifiroozjaei, Esmaeil ; Molina-Luna, Leopoldo ; Gutfleisch, Oliver (2023)
Local stiffness tailoring of magneto-active composites produced by laser powder bed fusion.
doi: 10.48550/arXiv.2305.02643
Artikel, Bibliographie

Dirba, Imants ; Chandra, Caroline Karina ; Ablets, Yevhen ; Kohout, Jaroslav ; Kmječ, Tomáš ; Kaman, Ondřej ; Gutfleisch, Oliver (2022)
Evaluation of Fe-nitrides, -borides and -carbides for enhanced magnetic fluid hyperthermia with experimental study of α′′-Fe16N2 and ε-Fe3N nanoparticles.
In: Journal of Physics D: Applied Physics, 56 (2)
doi: 10.1088/1361-6463/aca0a9
Artikel, Bibliographie

Dirba, Imants ; Pattur, Prudhvi ; Soldatov, Ivan ; Adabifiroozjaei, Esmaeil ; Molina-Luna, Leopoldo ; Gutfleisch, Oliver (2022)
Grain Boundary Infiltration in Hddr Processed Nd2fe14b Magnets.
In: SSRN Electronic Journal, 2022
doi: 10.2139/ssrn.4100224
Artikel, Bibliographie

Wang, Shuai ; Mohammadi, Mahdad ; Dirba, Imants ; Hofmann, K. ; Albert, Barbara ; Alff, Lambert ; Kommissinskiy, Philipp ; Molina-Luna, Leopoldo (2021)
Molecular dynamics simulation of crystal structure and heat capacity in perovskite-type molybdates SrMoO3 and BaMoO3.
In: Computational Materials Science, 197
doi: 10.1016/j.commatsci.2021.110609
Artikel, Bibliographie

Galler, Anna ; Ener, Semih ; Maccari, Fernando ; Dirba, Imants ; Skokov, Konstantin P. ; Gutfleisch, Oliver ; Biermann, Silke ; Pourovskii, Leonid V. (2021)
Intrinsically weak magnetic anisotropy of cerium in potential hard-magnetic intermetallics.
In: npj Quantum Materials, 6 (1)
doi: 10.1038/s41535-020-00301-6
Artikel, Bibliographie

Dirba, Imants ; Schwöbel, C. A. ; Zintler, Alexander ; Komissinskiy, Philipp ; Molina-Luna, Leopoldo ; Gutfleisch, Oliver (2020)
Production of Fe nanoparticles from γ-Fe2O3 by high-pressure hydrogen reduction.
In: Nanoscale Advances, 2 (10)
doi: 10.1039/D0NA00635A
Artikel, Bibliographie

Chen, Yu-Chun ; Gölden, Dominik ; Dirba, Imants ; Huang, Meng-Jie ; Gutfleisch, Oliver ; Nagel, Peter ; Merz, Michael ; Schuppler, Stefan ; Schütz, Gisela ; Alff, Lambert ; Goering, Eberhard (2020)
Element-resolved study on the evolution of magnetic response in FexN compounds.
In: Journal of Magnetism and Magnetic Materials, 498
doi: 10.1016/j.jmmm.2019.166219
Artikel, Bibliographie

Ener, Semih ; Anagnostopoulou, Evangelia ; Dirba, Imants ; Lacroix, Lise-Marie ; Ott, Frédéric ; Blon, Thomas ; Piquemal, Jean-Yves ; Skokov, Konstantin P. ; Gutfleisch, Oliver ; Viau, Guillaume (2018)
Consolidation of cobalt nanorods: A new route for rare-earth free nanostructured permanent magnets.
In: Acta Materialia, 145
doi: 10.1016/j.actamat.2017.12.009
Artikel, Bibliographie

Gölden, Dominik ; Zhang, Hongbin ; Radulov, Iliya ; Dirba, Imants ; Komissinskiy, Philipp ; Hildebrandt, Erwin ; Alff, Lambert (2018)
Evolution of anisotropy in bcc Fe distorted by interstitial boron.
In: Physical Review B, 97 (1)
doi: 10.1103/PhysRevB.97.014411
Artikel, Bibliographie

Zhang, Hongbin ; Dirba, Imants ; Helbig, Tim ; Alff, Lambert ; Gutfleisch, Oliver (2016)
Engineering perpendicular magnetic anisotropy in Fe via interstitial nitrogenation: N choose K.
In: APL Materials, 4 (11)
doi: 10.1063/1.4967285
Artikel, Bibliographie

Dirba, Imants ; Komissinskiy, Philipp ; Gutfleisch, Oliver ; Alff, Lambert (2015)
Increased magnetic moment induced by lattice expansion from α-Fe to α′-Fe8N.
In: Journal of Applied Physics, 117 (17)
doi: 10.1063/1.4919601
Artikel, Bibliographie

Sawatzki, Simon ; Dirba, Imants ; Wendrock, Horst ; Schultz, Ludwig ; Gutfleisch, Oliver (2014)
Diffusion processes in hot-deformed Nd–Fe–B magnets with DyF3 additions.
In: Journal of Magnetism and Magnetic Materials, 358-359
doi: 10.1016/j.jmmm.2014.01.055
Artikel, Bibliographie

Sawatzki, Simon ; Dirba, Imants ; Schultz, Ludwig ; Gutfleisch, Oliver (2013)
Electrical and magnetic properties of hot-deformed Nd-Fe-B magnets with different DyF3 additions.
In: Journal of Applied Physics, 114 (13)
doi: 10.1063/1.4822026
Artikel, Bibliographie

Dissertation

Dirba, Imants (2017)
Fe8Nx Thin Films and Nanoparticles: from Intrinsic Properties Towards Magnetic Applications.
Technische Universität Darmstadt
Dissertation, Erstveröffentlichung