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Institution name and department

Karlsruhe Institute of Technology, Institute of Nanotechnology

Position held


Senior researcher



Hermann-von-Helmholtz-Platz 1

76344 Eggenstein-Leopoldshafen




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Key words 


·         mechanosynthesis of complex oxide

·         non-equilibrium phase

·         nanoglassy state

·         nanomagnetism

·         Mössbauer and NMR


Areas of Research/Expertise 

My areas of research include non-conventional syntheses of compounds, mechanosynthesis, mechanochemistry, nanocrystalline materials, nanoglasses, metastable materials, non-equilibrium phases, complex oxides, structural characterization of nanomaterials, disordered nanomaterials, local structure of nanomaterials, Mössbauer spectroscopy, solid-state NMR, functional behavior of nanomaterials on a macroscopic scale, the particle size- and shape-dependent functional properties of nanomaterials, nanomagnetism, electrochemical properties, thermal stability, and correlations between the local structure and macroscopic properties of nanostructured materials.

5 Most representative publications related to mechanochemistry 

Wilkening, M.; Düvel, A.; Preishuber-Pflügl, F.; Da Silva, K.; Breuer, S.; Šepelák, V.; Heitjans, P. Structure and Ion Dynamics of Mechanosynthesized Oxides and Fluorides. Z. Krist.-Cryst. Mater. 2017, 232 (1-3), 107−127.

DOI: 10.1515/zkri-2016-1963


Šepelák, V.; Myndyk, M.; Witte, R.; Röder, J.; Menzel, D.; Schuster, R. H.; Hahn, H.; Heitjans, P.; Becker, K.-D. The Mechanically Induced Structural Disorder in Barium Hexaferrite, BaFe12O19, and Its Impact on Magnetism. Faraday Discuss. 2014, 170, 121−135.

DOI: 10.1039/c3fd00137g


Šepelák, V.; Düvel, A.; Wilkening, M.; Becker, K.-D.; Heitjans, P. Mechanochemical Reactions and Syntheses of Oxides. Chem. Soc. Rev. 2013, 42 (18), 7507−7520.

DOI: 10.1039/c2cs35462d


Šepelák, V.; Bégin-Colin, S.; Le Caër, G. Transformations in Oxides Induced by High-Energy Ball-Milling. Dalton T. 2012, 41 (39), 11927−11948.

DOI: 10.1039/c2dt30349c


Šepelák, V.; Bergmann, I.; Feldhoff, A.; Heitjans, P.; Krumeich, F.; Menzel, D.; Litterst, F. J.; Campbell, S. J.; Becker, K. D. Nanocrystalline Nickel Ferrite, NiFe2O4: Mechanosynthesis, Nonequilibrium Cation Distribution, Canted Spin Arrangement, and Magnetic Behavior. J. Phys. Chem. C 2007, 111 (13), 5026−5033.

DOI: 10.1021/jp067620s

5 Most representative publications non-related to Mechanochemistry 

Nýblová, D.; Senna, M.; Düvel, A.; Heitjans, P.; Billik, P.; Filo, J.; Šepelák, V. NMR Study on Reaction Processes from Aluminum Chloride Hydroxides to Alpha Alumina Powders. J. Am. Ceram. Soc. 2019, 102 (5), 2871−2881.

DOI: 10.1111/jace.16108


Shams, M. H.; Rozatian, A. S. H.; Yousefi, M. H.; Valíček, J.; Šepelák, V. Effect of Mg2+ and Ti4+ Dopants on the Structural, Magnetic and High-Frequency Ferromagnetic Properties of Barium Hexaferrite. J. Magn. Magn. Mater. 2016, 399, 10−18.

DOI: 10.1016/j.jmmm.2015.08.099


Vereš, J.; Lovás, M.; Jakabský, Š.; Šepelák, V.; Hredzák, S. Characterization of Blast Furnace Sludge and Removal of Zinc by Microwave Assisted Extraction. Hydrometallurgy 2012, 129-130, 67−73.

DOI: 10.1016/j.hydromet.2012.09.008


Kaman, O.; Veverka, P.; Jirák, Z.; Maryško, M.; Knížek, K.; Veverka, M.; Kašpar, P.; Burian, M.; Šepelák, V.; Pollert, E. The Magnetic and Hyperthermia Studies of Bare and Silica-Coated La0.75Sr0.25MnO3 Nanoparticles. J. Nanopart. Res. 2011, 13 (3), 1237−1252.

DOI: 10.1007/s11051-010-0117-x


Salazar-Alvarez, G.; Qin, J.; Šepelák, V.; Bergmann, I.; Vasilakaki, M.; Trohidou, K. N.; Ardisson, J. D.; Macedo, W. A. A.; Mikhaylova, M.; Muhammed, M.; Baró, M. D.; Nogués, J. Cubic Versus Spherical Magnetic Nanoparticles: The Role of Surface Anisotropy. J. Am. Chem. Soc. 2008, 130 (40), 13234−13239.

DOI: 10.1021/ja0768744

Orcid ID/ Google Scholar/ Researchgate/ Scopus profiles

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Primary focus in mechanochemical research 


complex oxide


structural disorder

local structure

Mössbauer spectroscopy

solid-state NMR

functional behavior

the particle size- and shape-dependent properties of nanomaterials


electrochemical properties

thermal stability

Tagged under

Contact Info

  • Université de Montpellier & Institut Charles Gerhardt de Montpellier (UMR 5253)
    c/o 8, Rue de l’Ecole Normale
    34296 Montpellier, Cedex 5 (France)

  • +33 (0)4 67 14 43 10
  • This email address is being protected from spambots. You need JavaScript enabled to view it.

COST Overview


EU COST is supported by the EU Framework Programme Horizon 2020.



COST Action CA18112