Dr.-Ing. habil. Roman Pohrt

• Themenschwerpunkte
  • trockene und geschmierte Kontaktprobleme
  • Adhäsion
  • Kontaktsteifigkeit, elektrische Kontakte, thermische Kontakte
  • Partielles Gleiten
  • Oberflächencharakterisierung, Fraktale
  • theoretische Mehrskalen-Kontaktmechanik
  • Hochbelastete Kontakte, Rad-Schiene Kontakt
  • Elastohydrodynamik
  • Zwischenschichten, dritter Körper

• Simulationsmethoden
  • Randelementeverfahren
  • Mehrgitterverfahren
  • Multilevel-integration
  • Optimierung
  • Parallele Numerik
  • Multiphysics

Siehe auch mein Profil bei Google scholar

(älteste zuerst)

• Phys. Rev. Lett. 108, 104301 (2012) 4p. "Normal Contact Stiffness of Elastic Solids with Fractal Rough Surfaces" R. Pohrt, Valentin L. Popov
• Phys. Rev. E 86, 026710 (2012) 7p. " Normal contact stiffness of elastic solids with fractal rough surfaces for one- and three-dimensional systems" Roman Pohrt, Valentin L. Popov, Alexander E. Filippov
• Physical Mesomechanics, 15, 5-6 (2012) pp. 275-279 "Investigation of the dry normal contact between fractal rough surfaces using
  the reduction method, comparison to 3D simulations" R. Pohrt, V. L. Popov
• Advances in Tribology, Article ID 974178 (2013) 4p. "Contact mechanics of rough spheres: Crossover from fractal to Hertzian behavior", Roman Pohrt, Valentin L. Popov
• Methode der Dimensionsreduktion in Kontaktmechanik und Reibung, Springer (2013), Buchkapitel "Normalkontakt mit rauen Oberflächen", Seiten 145-167
  
• Methode der Dimensionsreduktion in Kontaktmechanik und Reibung, Springer (2013), Buchkapitel "Kopplung an Mikroskala", Seiten 215-219
• Scientific reports, 3, 3293 (2013) 6p. "Contact stiffness of randomly rough surfaces" R. Pohrt, V.L. Popov
• Facta Universitatis No 2 (2013) pp. 123-131 "Mixed and Boundary Lubrication in Rolling Contact: Experiment and Simulation", Li Qiang, Roman Pohrt
• Dissertation (2013) "Normal stiffness of multiscale rough surfaces in elastic contact", TU Berlin
• Wear 309, 1-2 (2014) pp. 256-258 "Maximum Micro-Slip in Tangential Contact of Randomly Rough Self-Affine Surfaces", B. Grzemba , R. Pohrt, E. Teidelt, V. L. Popov
• Scientific reports, 4, 5178 (2014) 6p, "Partial-slip frictional response of rough surfaces", M. Paggi, R. Pohrt, V.L. Popov
• Physical Mesomechanics 17 (4), 334-340, "Complete boundary element formulation for normal and tangential contact problems", R.Pohrt, Q. Li
• Wear 326-327, (2015) p84-87 "Plastic properties of polytetrafluoroethylene (PTFE) under conditions of high pressure and shear", J. Starcevic, R. Pohrt, V.L. Popov
• Facta Universitatis 13/1 (2015) p3-10, "Adhesive Contact simulation of elastic solids using local mesh-dependent detachment criterion in boundary elements method", R. Pohrt, V.L. Popov
• Zeitschrift für Angewandte Mathematik und Mechanik (2016), "The extension of the method of dimensionality reduction to non-compact and non-axisymmetric contacts", I. Argatov, M. Heß, R. Pohrt, V.L. Popov
• Facta Universitatis 14/2 (2016) p159-168, "reduction of residual shear stress in the loaded contact using friction hysteresis" A. Kraft, R. Pohrt
• Proc. R. Soc. A 472/2191, 20160218 (2016), "Johnson-Kendall-Roberts adhesive contact for a toroidal indenter", I. Argatov, Q. Li, R. Pohrt, V.L. Popov
• Journal of Strain Analysis for Engineering Design 51/4 (2016) p247-255 "General procedure for solution of contact problems under dynamic normal and tangential loading based on the known solution of normal contact problem", V.L. Popov, R Pohrt, M Heß
• Facta Universitatis 15/2 (2017) p295-306, "Simulation of friction dissipation under biaxial tangential loading with the Method of Dimensionality Reduction", A.V. Dimaki, R. Pohrt, V.L. Popov
• Friction 5/3 (2017) p308-325 "Strength of adhesive contacts: Influence of contact geometry and material gradients", V.L. Popov, R. Pohrt, Q. Li