Institute of Physics of Materials AS CR, v. v. i. > People > Poduška Jan

Ing. Jan Poduška, Ph.D.

Room224
Phone number+420 532 290 382
E-mail[javascript protected email address]
Researcher IDV-1787-2018
ORCID0000-0002-5320-4854
Positionresearcher - High Cycle Fatigue Group

Scientific interest
  • Fatigue damage of polymer materials
  • Crack propagation mechanisms in polymer materials
  • FEM simulations
  • Damage analysis of 3D-printed polymers

Education
  • 2014-2019: Doctoral degree - Brno University of Technology, Faculty of Mechanical Engineering, Engineering Mechanics
  • 2011-2014: Master’s degree - Brno University of Technology, Faculty of Mechanical Engineering, Engineering Mechanics and Biomechanics
  • 2008-2011: Bachelor’s degree - Brno University of Technology, Faculty of Mechanical Engineering, Mechanical Engineering
Work experiences
  • From 01/2022: Researcher - High Cycle Fatigue Group, Institute of Physics of Materials, CAS
  • 07/2019-12/2021: Post-doc - High Cycle Fatigue Group, Institute of Physics of Materials, CAS
  • 06/2014-06/2019: Ph.D. Student - High Cycle Fatigue Group, Institute of Physics of Materials, CAS
International internships
  • 09/2021-11/2021: CAS mobility - Korea University, Seoul, Republic of Korea
Awards
  • 09/2021: 2nd place in the Photogenic Science 2021 contest
  • 01/2020-12/2021: Program for perspective human resources (PPLZ) CAS
  • 11/2019: Invited lecture at the 6th China International Plastic Pipe Conference

2025

Kozáková K., Trávníček L., Poduška J., Klusák J.: Critical length parameter of HDPE and its use in fatigue lifetime predictions. Frattura ed Integrita Strutturale 19 (2025) 211-222


2023

Trávníček L., Poduška J., Kučera J., Náhlík L., Hutař P.: Comparison of fatigue performance of polyethylene pipe grades in the form of extruded and compression molded specimens. Procedia Struct. Integr. 43 (2023) 148-153

Trávníček L., Poduška J., Messiha M., Arbeiter F., Pinter G., Náhlík L., Hutař P.: Effect of recycled material on failure by slow crack growth in multi-layer polyethylene pipes. Eng. Fract. Mech. 289 (2023) 109423

Kozáková K., Trávníček L., Klusák J., Poduška J., Hutař P.: The influence of different notches on fatigue lifetime of round bar specimens made of HDPE. Trans. VSB TU Ostrava Ser. 23 (2023) 1-4


2022

Schieppati J., Schritesser B., Tagliabue S., Andena L., Poduška J., Pinter G.: Fatigue Analysis and Defect Size Evaluation of Filled NBR including Temperature Influence . Materials 15 (2022) 3745

Milovanović A., Poduška J., Trávníček L., Náhlík L., Milošević M., Sedmak A., Berto F.: Side-groove effect on fracture mechanical fatigue testing of PLA material. Procedia Struct. Integr. 42 (2022) 847-856

Dlhý P., Poduška J., Pokorný P., Jambor M., Náhlík L., Kajánek D., Fajkoš R., Hutař P.: Estimation of residual stress distribution in railway axles. Eng. Fail. Anal. 135 (2022) 106142

Dlhý P., Poduška J., Pokorný P., Jambor M., Náhlík L., Hutař P.: Residual stress determination by the layer removal and X-ray diffraction measurement correction method. MethodsX 9 (2022) 101768


2021

Frank A., Messiha M., Koch T., Poduška J., Hutař P., Arbeiter F., Pinter G.: Correlation of the cyclic cracked round bar test and hydrostatic pressure test for unplasticized polyvinylchloride. Polymer Testing 95 (2021) 107125

Dlhý P., Poduška J., Berer M., Gosch A., Slávik O., Náhlík L., Hutař P.: Crack Propagation Analysis of Compression Loaded Rolling Elements. Materials 14 (2021) 2656


2020

Pokorný P., Dlhý P., Poduška J., Fajkoš R., Vojtek T., Náhlík L., Grasso M., Hutař P.: Influence of heat treatment-induced residual stress on residual fatigue life of railway axles. Theor. Appl. Fract. Mech. 109 (2020) 102732


2019

Poduška J., Dlhý P., Hutař P., Frank A., Kučera J., Sadílek J., Náhlík L.: Design of plastic pipes considering content of recycled material. Procedia Struct. Integr. 23 (2019) 293-298

Poduška J., Hutař P., Frank A., Kučera J., Sadílek J., Pinter G., Náhlík L.: Soil Load on Plastic Pipe and its Influence on Lifetime. Strojnicky casopis - Journal of Mechanical Engineering 69 (2019) 101-106

Poduška J., Hutař P., Frank A., Pinter G., Náhlík L.: Lifetime Calculation of Soil-Loaded Non-Pressure Polymer Pipes. Key Eng. Mater. 827 (2019) 141-146

Dlhý P., Poduška J., Pokorný P., Náhlík L., Fajkoš R., Hutař P.: Methodology for estimation of residual stresses in hardened railway axle. Procedia Struct. Integr. 23 (2019) 185-190

Kuběna M., Eliáš M., Zajíčková L., Poduška J., Kruml T.: On the Tensile Tests of Polyurethane and Its Composites with Carbon Nanotubes. Adv. Mater. Sci. Eng. 2019 (2019) 6598452


2018

Poduška J., Hutař P., Frank A., Kučera J., Sadílek J., Pinter G., Náhlík L.: Numerical simulations of cracked round bar test: Effect of residual stresses and crack asymmetry. Eng. Fract. Mech. 203 (2018) 18-31

Dlhý P., Poduška J., Náhlík L., Berer M., Gosch A., Pinter G., Hutař P.: Compression-Loaded Cracked Cylinder - Stress Intensity Factor Evaluation. Key Eng. Mater. 774 (2018) 331-336


2017

Hutař P., Poduška J., Šmíd M., Kuběna I., Chlupová A., Náhlík L., Polák J., Kruml T.: Short fatigue crack behaviour under low cycle fatigue regime. Int. J. Fatigue 103 (2017) 207-215

Poduška J., Hutař P., Kučera J., Sadílek J., Frank A., Pinter G., Náhlík L.: The effect of residual stress on the process of crack growth rate determination in polymer pipes. Solid State Phenom. 258 (2017) 174-177

Hutař P., Pokorný P., Poduška J., Fajkoš R., Náhlík L.: Effect of residual stresses on the fatigue lifetime of railway axle. Procedia Struct. Integr. 4 (2017) 42-47

Nezbedová E., Pinter G., Frank A., Hutař P., Poduška J., Hodan J.: Accelerated tests for lifetime prediction of PE-HD pipe grades. Macromol. Symp. 373 (2017) 1-8


2016

Hutař P., Poduška J., Chlupová A., Šmíd M., Kruml T., Náhlík L.: Description of short fatigue crack propagation under low cycle fatigue regime. Procedia Struct. Integr. 2 (2016) 3009-3016

Poduška J., Hutař P., Kučera J., Frank A., Sadílek J., Pinter G., Náhlík L.: Residual stress in polyethylene pipes. Polymer Testing 54 (2016) 288-295


2015

Poduška J., Kučera J., Hutař P., Ševčík M., Křivánek J., Sadílek J., Náhlík L.: The effect of specimen size on the determination of residual stress in polymer pipe wall . Key Eng. Mater. 627 (2015) 141-144


2014

Poduška J., Kučera J., Hutař P., Ševčík M., Křivánek J., Sadílek J., Náhlík L.: Residual stress distribution in extruded polypropylene pipes. Polymer Testing 40 (2014) 88-98

Ševčík M., Poduška J., Náhlík L., Kučera J., Hutař P.: Inaccuracy in Residual Stress Estimation and Its Influence on the Residual Lifetime of Polymer Pipe. Key Eng. Mater. 592-593 (2014) 165-168