Univ.-Prof. Dr. Jozef Keckes

Function: Vice Chair Material Physics / Group Leader
Room: 303
Phone: +43 (0) 3842-804-303
E-Mail: jozef.keckes(at)unileoben.ac.at

Research

Micro- and Nanostructure Characterization and Micro- and Nanomechanics

Methods

In-situ X-ray scattering on micro- and nano-scaled materials, structure and mechanical properties of thin films, structure-property relationship in biological materials, application of synchrotron radiation, XRD, SAXS, WAXS, GISAXS

Teaching

Materialkundliche Arbeitsverfahren/Metallkundliche Arbeitsverfahren, Seminar aus Werkstoffphysik I and II, Übungen zu Materialkundliche Arbeitsverfahren

Projects

 

Publications

  • Investigation of high cyclic fatigue behaviour of thin copper films using MEMS structureSaghaeian F., M. Lederer, A. Hofer, J. Todt, J. Keckes, G. KhatibiInt. J. Fatigue128, ARTN 105179 (2019)
    DOIRISENWBIB
  • Combined thermo-physical investigations of thin layers with Time Domain Thermoreflectance and Scanning Thermal Microscopy on the example of 500 nm thin, CVD grown tungstenFladischer K., V. Leitgeb, L. Mitterhuber, G. Maier, J. Keckes, M. Sagmeister, S. Carniello, S. DefreggerThermochim. Acta681, ARTN 178373 (2019)
    DOIRISENWBIB
  • Point-defect engineering of MoN/TaN superlattice films: A first-principles and experimental studyKoutna N., R. Hahn, J. Zalesak, M. Friak, M. Bartosik, J. Keckes, M. Sob, P. Mayrhofer, D. HolecMater. Des.186, ARTN 108211 (2019)
    DOIRISENWBIB
  • CROSS-SECTIONAL GRADIENTS OF RESIDUAL STRESSES, MICROSTRUCTURE AND PHASES IN A NITRIDED STEEL REVEALED BY 20 mu m SYNCHROTRON X-RAY DIFFRACTIONBodner S.C., T. Ziegelwanger, M. Meindlhumer, J. Holcova, J. Todt, N. Schell, J. KeckesMetall. Ital., 6-10 (2019)
    RISENWBIB
  • 20 Hz synchrotron X-ray diffraction analysis in laser-pulsed WC-Co hard metal reveals oscillatory stresses and reversible composite plastificationGruber D., D. Kiefer, R. Roessler, F. Beckmann, M. Tkadletz, T. Kluensner, C. Czettl, J. Keckes, J. GibmeierInt. J. Refract. Met. Hard Mat.82, 121-128 (2019)
    DOIRISENWBIB
  • Facile preparation of superhydrophobic wood surfaces via spraying of aqueous alkyl ketene dimer dispersionsArminger B., W. Gindl-Altmutter, J. Keckes, C. HansmannRSC ADVANCES9, 24357-24367 (2019)
    DOIRISENWBIB
  • Investigation of high cyclic fatigue behaviour of thin copper films using MEMS structureSaghaeian F., M. Lederer, A. Hofer, J. Todt, J. Keckes, G. KhatibiInt. Journal of Fatique128, ARTN 105179 (2019)
    DOIRISENWBIB
  • Characterization of the chips generated by the nanomachining of germanium for X-ray crystal opticsZaprazny Z., D. Korytar, M. Jergel, Y. Halahovets, M. Kotlar, I. Matko, J. Hagara, P. Siffalovic, J. Keckes, E. MajkovaInt. J. Adv. Manuf. Technol.102, 2757-2767 (2019)
    DOIRISENWBIB
  • In situ analysis of the effect of high heating rates and initial microstructure on the formation and homogeneity of austeniteEggbauer A., M. Lukas, G. Ressel, P. Prevedel, F. Mendez-Martin, J. Keckes, A. Stark, R. EbnerJ. Mater. Sci.54, 9197-9212 (2019)
    DOIRISENWBIB
  • Annealing-assisted high-pressure torsion in Zr(55)Cu(30)Al(10)Ni(5 )metallic glassSarac B., F. Spieckermann, A. Rezvan, C. Gammer, L. Kraemer, J.T. Kim, J. Keckes, R. Pippan, J. EckertJ. Alloy. Compd.784, 1323-1333 (2019)
    DOIRISENWBIB