Univ. Prof. Dr. Otmar Kolednik

Function: Senior Scientist, retired
Room: 114
Phone: +43 (0) 3842-804-114
E-Mail: otmar.kolednik(at)oeaw.ac.at

Research

1. Deformation, Fatigue and Fracture

2. Micro- and Nanomechanics and Complex Materials

Methods

Deformation, fatigue and fracture of materials and composites, theoretical concepts of non-linear fracture mechanics, numerical modelling of damage initiation and crack growth, materials and component design, quantitative fracture surface analysis, local deformation analysis, finite element modeling, configurational forces concept

Teaching

Nichtlineare Burchmechanik – Theorie und Anwendung, Werkstoff und Bruchzähigkeit

Projects

Deformation- and fracture behavior of advanced materialsJ-integral as driving force parameter for elastic-plastic materialsDevelopment of new fracture resistant materials and components, Design concepts for damage resistant materials, Behavior of cracks in inhomogeneous materials

Publications

  • On configurational forces at boundaries in fracture mechanics
    F.D. Fischer, K. Simha Narendra, J. Predan, R. Schöngrundner, O. Kolednik
    International Journal of Fracture174, 61-74 (2012)
  • Ein Tiefseeschwamm zum Zähne-Ausbeißen
    O. Kolednik
    Thema "Das Forschungsmagazin der ÖAW", 42-43 (2012)
  • Semi-analytical approaches to assess the crack driving force in periodically heterogeneous elastic materials
    F.D. Fischer, J. Predan, P. Fratzl, O. Kolednik
    International Journal of Fracture173, 57-70 (2012)
  • Tiefe Einblicke in die Strukturen Kleine Zeitung Uni, Ausgabe 30
    R. Pippan, O. Kolednik, B. Rashkova, C. Kirchlechner, D. Kiener, G. Dehm
    Kleine Zeitung Uni, 2 (2011)
  • Bioinspired Design Criteria for Damage-Resistant Materials with Periodically Varying Microstructure
    O. Kolednik, J. Predan, F.D. Fischer, P. Fratzl
    Advanced Functional Materials21, 3634-3641 (2011)
  • A micro-level strain analysis of a high-strength dual-phase steel
    M. Kapp, T. Hebesberger, O. Kolednik
    International Journal of Materials Research (formerly Z. Metallkd.)102, 687-691 (2011)
  • Reprint of "Cracks in inhomogeneous materials: Comprehensive assessment using the configurational forces concept"
    O. Kolednik, J. Predan, F.D. Fischer
    Engineering Fracture Mechanics77, 3611-3624 (2010)
  • A numerical study on the fatigue restistance of a coated tool steel
    E.S. Schöngrundner Ronald
    ESIS / DVM, ed., 1-9 (2010)
  • Dünne Stäbe - STARKE Wirkung
    O. Kolednik
    , 34-36 (2010)
  • Crack in inhomogeneous materials: Comprehensive assessment using the configurational forces concept
    P.J. Kolednik Otmar
    Engineering Fracture Mechanics, 2698-2711 (2010)