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

  • Study of Cu0 Nanowire Growth on Different Copper Surfaces
    F. Popovski, S. Ludwikowska, F. Köck, J. Keckes, G. Maier
    Scientific Reports9, ARTN 37172-8 (2019)
  • Anisotropy of fracture toughness in nanostructured ceramics controlled by grain boundary design
    D. Rostislav, M. Meindlhumer, W. Baumegger, J. Todt, J. Zalesak, T. Ziegelwanger, C. Mitterer, J. Keckes
    Materials and Design, 80-85 (2019)
  • Deformation characteristics of ultrafine grained and nanocrystalline iron and pearlitic steel - An in situ synchrotron investigation
    P. Ghosh, K.S. Kormout, U. Lienert, J. Keckes, R. Pippan
    Acta Mater.160, 22-33 (2018)
  • Strain energy contributions on the bainitic phase transformation in a CrMoV steel during continuous cooling
    S. Reisinger, E. Kozeschnik, G. Ressel, J. Keckes, A. Stark, S. Marsoner, R. Ebner
    Mater. Des.155, 475-484 (2018)
  • Design and development of MEMS-based structures for in-situ characterization of thermo-mechanical behaviour of thin metal films
    F. Saghaeian, J. Keckes, K.A. Schreiber, T. Mittereder
    Microelectron. Reliab.88-90, 829-834 (2018)
  • How softwood tree branches are attached to stems: hierarchical extension of Shigo's stem-branch model
    U. Müller, W. Gindl-Altmutter, J. Keckes
    Trees-Struct. Funct.32, 1113-1121 (2018)
  • Finishing of Ge nanomachined surfaces for X-ray crystal optics
    M. Jergel, Y. Halahovets, I. Matko, D. Korytar, Z. Zaprazny, J. Hagara, P. Nadazdy, P. Siffalovic, J. Keckes, E. Majkova
    Int. J. Adv. Manuf. Technol.96, 3603-3617 (2018)
  • Sub 25 nm focusing with a long working distance using multilayer Laue lenses
    A. Kubec, S. Niese, M. Rosenthal, J. Gluch, M. Burghammer, P. Gawlitza, J. Keckes, A. Leson
    J. Instrum.13, ARTN C04011 (2018)
  • Matching in-situ and ex-situ recorded stress gradients in an AlxGa1 − xN Heterostructure: Complementary wafer curvature analyses in time and space
    M. Reisinger, C. Ostermaier, M. Tomberger, J. Zechner, B. Sartory, W. Ecker, I. Daumiller, J. Keckes
    Scripta Materialia147, 50-54 (2018)
  • Gradient residual strain and stress distributions in a high pressure torsion deformed iron disk revealed by high energy X-ray diffraction
    J. Todt, J. Keckes, G. Winter, P. Staron, A. Hohenwarter
    Scr. Mater., 178-181 (2018)