Institute of Physics of Materials AS CR, v. v. i. > People > Miarka Petr

Ing. Petr Miarka, Ph.D.

Room603
Phone number+420 532 290 430
E-mail[javascript protected email address]
Researcher IDY-5612-2018
ORCID0000-0002-4103-8617
Positionresearcher - Special Issues of Fracture Mechanics and Materials‘ Fatigue (FRACTIGUE)

Scientific interest
  • Fracture and fatigue analysis of building materials
  • Mixed-mode I/II; DIC; FEM
  • Fracture process zone in concrete

Education
  • 2017-2021: Doctoral degree – Brno University of Technology, Faculty of Civil Engineering (dissertation in pdf)
  • 2014-2017: Master’s degree – Brno University of Technology, Faculty of Civil Engineering – Structural Mechanics
  • 2010-2014: Bachelor’s degree – Brno University of Technology, Faculty of Civil Engineering – Concrete structures
    Work experiences
  • From 08/2022: Researcher - FRACTIGUE group, IPM CAS
  • 09/2021-07/2022: Post-doc - Magnel-Vandepitte Laboratory, Gent University, Gent, Belgium
  • From 01/2018: Assistant professor - Institute of Structural Mechanics, Brno University of Technology, Faculty of Civil Engineering
  • 2017-2021: Ph.D. student - High-cycle fatigue group, IPM CAS
  International internships
  • 10/2019: CAS mobility, Tohoku Institute of Technology, Sendai, Japan
  • 11/2018 – Free-movers internship, University of Seville, Seville, Spain
  • 02/2018-08/2018: Erasmus+, Gent University, Gent, Belgium
  • 09/2015-06/2016 – Erasmus+, Gent University, Gent, Belgium
Awards
  • 01/2022-12/2023: Program for perspective human resources (PPLZ) CAS
  • 01/2018–12/2020: Brno Ph.D. Talent
 


2025

Malíková (Šestáková) L., Katzer J., Miarka P., Al Khazali M., Seitl S.: Failure analysis of mortar specimens with a hexagonal honeycomb panel during fatigue load. Periodica Polytechnica-Civil Engineering 2 (2025) 38834

Jankovsky O., Loďánek P., Lauermannová A., Jiříčková A., Vlček J., Ovčačíková H., Topinková M., Maierová P., Fiedor J., Miarka P., Záleská M., Pivák A., Pavlíková M., Pavlík Z.: Use of ladle furnace slag as filler replacement in magnesium oxychloride cement: Towards sustainable 3D-printable building composites. Open Ceramics 23 (2025) 100841

Miarka P., Šimonová H., Kucharczyková B., Seitl S., Poletanovic B., Merta I.: Optimisation of fine RCA content in mortar mixture based on the long-term fracture and fatigue tests. Construction and Building Materials 481 (2025) 141371

Bílek V., Pešata M., Matýsková K., Miarka P.: Long-term development of mechanical properties of concrete with different water to cement ratio and internal curing ability . Frattura ed Integrita Strutturale 19 (2025) 263-272


Malíková (Šestáková) L., Miarka P.: Parametric study on the effect of anchors geometry on the stress distribution and crack initiation direction in a concrete body. Frattura ed Integrita Strutturale 19 (2025) 131-138



2024

Miarka P., Kytýř D., Koudelka P., Bílek V.: Damage Localisation in Fresh Cement Mortar Observed via In Situ (Timelapse) X-ray micro-CT imaging.. Cement and Concrete Composites 154 (2024) 105736

Malíková (Šestáková) L., Miarka P.: Fatigue crack propagation near a corrosion pit in a HSS specimen. Theor. Appl. Fract. Mech. 129 (2024) 104214

Bancerz P., Katzer J., Miarka P.: Case study of fiber reinforced, lightweight concrete, intended for production of precast elements. Case Studies in Construction Materials 21 (2024) e03755



2023

Miarka P., Malíková (Šestáková) L., Bílek V., Benešová A., Merta I., Seitl S.: On the fatigue resistance of high performance concrete. AIP Conference Proceedings 2950 (2023) 020040

Juhászová T., Miarka P., Seitl S.: Comparison of crack growth rates of IPE beams made from stainless steel in three-point bending. Procedia Struct. Integr. 51 (2023) 213-218

Juhászová T., Miarka P., Jindra D., Kala Z., Seitl S.: Evaluation of fatigue crack growth rates in an IPE beam made of AISI 304 under various stress ratios. Procedia Struct. Integr. 43 (2023) 172-177

Miarka P., Seitl S., Klusák J., Malíková (Šestáková) L., Merta I., Bílek V.: High-cycle fatigue cracks in concrete investigated by micro cT tomography.. Procedia Struct. Integr. 43 (2023) 124-129

Miarka P., Cruces A., Lopez-Crespo P., De Corte W.: Fracture process zone development and length assessment under the mixed-mode I/II load analysed by digital image correlation technique. Cement and Concrete Research 173 (2023) 1-22

Bílek V., Bujdoš D., Dubovský V., Khestl F., Procházka L., Malíková (Šestáková) L., Miarka P.: Development of fracture and other mechanical properties of concretes with different curing. AIP Conference Proceedings 2950 (2023) 020010

Malíková (Šestáková) L., Doubek P., Miarka P., Seitl S.: Numerical modelling of stress field near a crack tip influenced by corrosion. AIP Conference Proceedings 2950 (2023) 020023

Doubek P., Malíková (Šestáková) L., Miarka P., Seitl S.: Laser cladded protective layer on the S960 change of microhardness in the vicinity of the bi-material interface. Procedia Struct. Integr. 43 (2023) 101-106

Miarka P., Cruces A., Lopez-Crespo P., De Corte W.: On the localisation of the FPZ under a pure mode II load identified by a hybrid method. Eng. Fract. Mech. 279 (2023) 109019



2022

Blasón Gonzáles S., Werner T., Kruse J., Madia M., Miarka P., Seitl S., Benedetti M.: Determination of fatigue crack growth in the near-threshold regime using small-scale specimens. Theor. Appl. Fract. Mech. 118 (2022) 103224

Miarka P., Seitl S., Bílek V., Cifuentes Bulte H.: Assessment of fatigue resistance of concrete: S-N curves to the Paris law curves. Construction and Building Materials 341 (2022) 127811

Juhászová T., Miarka P., Jindra D., Kala Z., Seitl S.: Comparison of crack propagation rates in selected structural components made from AISI 304 grades: Three-point bending test. Procedia Struct. Integr. 42 (2022) 1090-1097

Malíková (Šestáková) L., Miarka P., Doubek P., Seitl S.: Influence of the interphase between laser-cladded metal layer and steel substrate on the fatigue propagation of a short edge crack. Frattura ed Integrita Strutturale 59 (2022) 514-524

Seitl S., Benešová A., Blasón Gonzáles S., Miarka P., Klusák J., Bílek V.: Advanced statistical evaluation of fatigue data obtained during the measurement of concrete mixtures with various water-cement ratio. Engineering mechanics 2022 1 (2022) 361-364



2021

Malíková (Šestáková) L., Miarka P., Doubek P., Seitl S.: Influence of the bi-material interface on the crack propagation through a thin protective layer. Procedia Struct. Integr. 33 (2021) 605-612

Malíková (Šestáková) L., Miarka P., Kucharczyková B., Šimonová H.: Williams expansion utilized for assessment of crack behaviour under mixed-mode loading in alkali-activated fine-grained composite. Fatigue Fract. Eng. Mater. Struct. 44 (2021) 1151-1161

Fernandéz G., Miarka P., Seitl S.: Influence of thickness on the values of stress intensity factor in compact tension specimen. Trans. VSB TU Ostrava Ser. 2021 (2021) 54-59

Braet L., Juhászová T., Jindra D., Miarka P., Seitl S.: Finding the optimal stress state of a stainless-steel IPE profile for fatigue experiments. Procedia Struct. Integr. 33 (2021) 1065-1072

Seitl S., Andrade Lizarro J., Miarka P.: Mixed Mode I/II Fracture Resistance of Various Civil Engineering Materials by Selected Criteria. Procedia Struct. Integr. 33 (2021) 312-319

Juhászová T., Malíková (Šestáková) L., Doubek P., Miarka P., Seitl S.: Fatigue behaviour of a short crack in a thin protective layer laser-cladded on a steel substrate. Trans. VSB TU Ostrava Ser. 21 (2021) 25-28

Juhászová T., Miarka P., Seitl S.: Non-traditional geometry for wedge-splitting test. Trans. VSB TU Ostrava Ser. 21 (2021) 1-5

Malíková (Šestáková) L., Doubek P., Miarka P., Seitl S.: Crack behaviour at the interface of a surface layer applied ona steel substrate by laser cladding. IOP Conference Series: Materials Science and Engineering 1209 (2021) 12049



2020

Seitl S., Miarka P., Rozsypalová I., Pokorná K., Keršner Z., Katzer J., Zarzycki P.: Mechanical fracture properties of concrete with lunar aggregate simulant. MATEC Web Conf. 323 (2020) 01014

Miarka P., Cruces A., Seitl S., Malíková (Šestáková) L., Lopez-Crespo P.: Influence of the constraint effect on the fatigue crack growth rate in S355 J2 steel using digital image correlation. Fatigue Fract. Eng. Mater. Struct. 43 (2020) 1703-1718

Seitl S., Pokorný P., Miarka P., Klusák J., Kala Z., Kunz L.: Comparison of fatigue crack propagation behaviour in two steel grades S235, S355 and a steel from old crane way. MATEC Web Conf. 310 (2020) 34

Malíková (Šestáková) L., Miarka P., Šimonová H.: Crack deflection under mixed-mode loading investigated via generalized MTS criterion. AIP Conference Proceedings 2309 (2020) 0034664

Malíková (Šestáková) L., Miarka P., Šimonová H.: Propagation conditions of an eccentric crack in a semi-circular disc loaded in I+II mixed mode. MATEC Web Conf. 310 (2020) 00017

Miarka P., Seitl S., Horňáková M., Lehner P., Konečný P., Sucharda O., Bílek V.: Influence of chlorides on the fracture toughness and fracture resistance under the mixed mode I/II of high-performance concrete . Theor. Appl. Fract. Mech. 110 (2020) 102812

Miarka P., Pan L., Bílek V., Seitl S., Cifuentes Bulte H.: Influence of the chevron notch type on the values of fracture energy evaluated on alkali-activated concrete. Eng. Fract. Mech. 236 (2020) 107209

Seitl S., Miarka P., Bílek V.: Fatigue and fracture mechanical properties of selected concrete for subtle precast structural elements. MATEC Web Conf. 310 (2020) 33

Miarka P., Cruces A., Seitl S., Malíková (Šestáková) L., Lopez-Crespo P.: Evaluation of the SIF and T-stress values of the Brazilian disc with a central notch by hybrid method . Int. J. Fatigue 135 (2020) 105562

Malíková (Šestáková) L., Miarka P., Šimonová H.: Mixed-mode crack propagation in a semi-circular disc under bending made of an environmental-friendly concrete. Procedia Struct. Integr. 28 (2020) 403-410

Malíková (Šestáková) L., Miarka P., Šimonová H.: Utilization of Williams power series for etimation of crack behavior under mixed-mode loading. Key Eng. Mater. 827 (2020) 203-208



2019

Seitl S., Růžička V., Miarka P., Sobek J.: ANALYSIS OF VARIOUS CHEVRON NOTCH TYPES AND ITS INFLUENCE ON THE LIGAMENT AREA. Trans. VSB TU Ostrava Ser. 19 (2019) 28-34

Seitl S., Miarka P., Růžička V., Malíková (Šestáková) L., Cruces A., Lopez-Crespo P.: Approximation of the crack-tip field in fatigue cracks in bridge steel specimens: DIC analysis of different constraint levels. Frattura ed Integrita Strutturale 49 (2019) 97-106

Miarka P., Seitl S., De Corte W.: Notch tip displacements of the concrete Brazilian disc test with central notch analysed by the concrete damaged plasticity model. Theor. Appl. Fract. Mech. 102 (2019) 122-150

Seitl S., Miarka P., Šimonová H., Frantík P., Keršner Z., Domski J., Katzer J.: Change of Fatigue and Mechanical Fracture Properties of a Cement Composite due to Partial Replacement of Aggregate by Red Ceramic Waste. Periodica Polytechnica-Civil Engineering 63 (2019) 152-159

Malíková (Šestáková) L., Šimonová H., Kucharczyková B., Miarka P.: Multi-parameter fracture mechanics: crack path in a mixed-mode specimen. Frattura ed Integrita Strutturale 49 (2019) 65-73

Seitl S., Miarka P., Pokorný P., Fintová S., Kunz L.: COMPARISON OF MECHANICAL PROPERTIES OF OLD STEEL FROM TRUSS CRANE RUNWAY WITH S235 AND S355 GRADES. Trans. VSB TU Ostrava Ser. 19 (2019) 56-60

Seitl S., Miarka P., Pokorný P., Klusák J.: Influence of corrosion on fatigue behaviour of old crane runway steel. J. Strain Anal. for Engin. Design 54 (2019) 416-423

Miarka P., Seitl S., Bílek V.: Mixed-mode fracture analysis in high-performance concrete using a Brazilian disc test. Mater. Technol. 53 (2019) 233-238

Malíková (Šestáková) L., Miarka P., Šimonová H.: Crack propagation in mixed-mode specimens described via multi-parameter fracture mechanics. IOP Conf. Ser.: Mater. Sci. Eng. 629 (2019) 012013



2018

Seitl S., Miarka P., Pokorný P., Fintová S., Klusák J.: Influence of Micro-Structure on the Fatigue Crack Propagation in Bridge Steel. Proceedings 2 (2018) 1-6

Seitl S., Miarka P., Klusák J., Kala Z., Krejsa M., Blasón Gonzáles S., Canteli A.: Evaluation of fatigue properties of S355 J0 steel using ProFatigue and ProPagation software. Procedia Struct. Integr. 13 (2018) 1494-1501

Seitl S., Miarka P., Merta I., Keršner Z.: Numerical Stress Analysis of the Biaxial Tension-Compression Wedge-Splitting Test in Vicinity of the Crack Tip. Key Eng. Mater. 784 (2018) 85-90

Seitl S., Miarka P., Bílek V.: The Mixed-Mode Fracture Resistance of C 50/60 and its Suitability for Use in Precast Elements as Determined by the Brazilian Disc Test and Three-Point Bending Specimens. Theor. Appl. Fract. Mech. 97 (2018) 108-119

Seitl S., Miarka P., Růžička V., Malíková (Šestáková) L., Merta I.: Wedge splitting test: displacement field analysis by multi-parameter fracture mechanics. Trans. VSB TU Ostrava Ser. 18 (2018) 50-55

Miarka P., Seitl S., Bílek V.: Comparison of Fracture Resistance of the Normal and High Strength Concrete Evaluated by Brazilian Disc Test. Proceedings 2 (2018) 1-6

Seitl S., Miarka P., Kala Z.: Geometry functions for edge cracks in steel bridge under three- and four- point bending with various span. Trans. VSB TU Ostrava Ser. 18 (2018) 44-49

Seitl S., Miarka P., Klusák J., Fintová S., Kunz L.: Comparison of the Fatigue Crack Propagation Rates in S355 J0 and S355 J2 Steel Grades. Key Eng. Mater. 784 (2018) 91-96



2017

Seitl S., Miarka P., Malíková (Šestáková) L., Krejsa M.: Comparison of calibration functions for short edge cracks under selected loads. Key Eng. Mater. 754 (2017) 353-356


Number of ProjectName
8J24AT001 Damage initiation of concrete with recycled aggregates - fracture properties and role of interface (DICRAgg)
CZ.02.01.01/00/22_008/0004631 Materials and technologies for sustainable development (MATUR)