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

Ing. Petr Dymáček, Ph.D.

Room204, 131
Phone number+420 532 290 411, +420 532 290 380
E-mail[javascript protected email address]
Researcher IDF-9757-2014
Positionresearcher - Advanced High-temperature Materials Group


Svoboda J., Bořil P., Holzer J., Luptáková N., Jarý M., Mašek B., Dymáček P.: Substantial Improvement of High Temperature Strength of New-Generation Nano-Oxide-Strengthened Alloys by Addition of Metallic Yttrium. Materials 15 (2022) 15020504


Li Y., Dymáček P., Hurst R., Stevens P.: A novel metodology for determining creep crack initiation and growth properties using FEM with notched small punch specimens. Theor. Appl. Fract. Mech. 116 (2021) 103112


Svoboda J., Kunčická L., Luptáková N., Weiser A., Dymáček P.: Fundamental Improvement of Creep Resistance of New-Generation Nano-Oxide Strengthened Alloys via Hot Rotary Swaging Consolidation. Materials 13 (2020) 5217

Dymáček P., Dobeš F., Jarý M., Jirásková Y., Pizúrová N., Friák M.: Small punch testing of Fe-Al based alloys with Ti and Nb additions. IOP Conf. Ser.: Mater. Sci. Eng. 723 (2020) 012006

Stratil L., Horník V., Dymáček P., Roupcová P., Svoboda J.: The Influence of Aluminum Content on Oxidation Resistance of New-Generation ODS Alloy at 1200°C. Metals 10 (2020) 1478

Dobeš F., Dymáček P.: Creep behavior of AJ62 Magnesium-Aluminum-Strontium alloy. Journal of Magnesium and Alloys 8 (2020) 414-420

Dobeš F., Dymáček P., Friák M.: Creep of Heusler-type alloy Fe-25Al-25Co. Crystals 10 (2020) 52

Zhong J., Song M., Guan K., Dymáček P.: Application of a database in the evaluation of strengths of Cr-Mo steels by means of small punch test. Int. J. Mech. Sci. 166 (2020) 105195

Svoboda J., Luptáková N., Jarý M., Dymáček P.: Influence of Hot Consolidation Conditions and Cr-Alloying on Microstructure and Creep in New-Generation ODS Alloy at 1100 °C. Materials 13 (2020) 5070


Hasegawa M., Iwashita M., Kubota Y., Dymáček P., Dobeš F.: Microstructure evolution under high temperature deformation of CoNiCrAlY bond coat alloy. Mater. Sci. Eng. A 756 (2019) 237-247

Kloc L., Sklenička V., Dymáček P.: Transient Effects in Creep of Sanicro 25 Austenitic Steel and Their Modelling. Metals 9 (2019) 245

Dymáček P., Li Y., Dobeš F., Stevens P.: New approach to determine uniaxial creep properties from small punch creep curves. Mater. at High Temp. 36 (2019) 157-164

Dymáček P., Dobeš F., Jirásková Y., Pizúrová N., Friák M.: Tensile, creep and fracture testing of prospective Fe-Al-based alloys using miniature specimens. Theor. Appl. Fract. Mech. 99 (2019) 18-26

Dymáček P., Dobeš F., Andrés D.: Notch sensitivity of Sanicro 25 in small punch creep test. Theor. Appl. Fract. Mech. 100 (2019) 383-389

Dobeš F., Dymáček P., Friák M.: The Influence of Niobium Additions on Creep Resistance of Fe-27 at. % Al Alloys. Metals 9 (2019) 739

Luptáková N., Dymáček P., Jarý M., Záležák T.: Failure analysis of a gripping assembly loaded at temperatures above 1000 °C. Eng. Fail. Anal. 96 (2019) 384-393

Weiser A., Buršíková V., Jarý M., Dymáček P., Dugáček J., Frenzel J., Čermák J., Dlouhý A.: Strength of hydrogen-free and hydrogen-doped Ni50Ti50 shape memory platelets . Scr. Mater. 162 (2019) 151-155

Dymáček P., Bártková D., Horník V., Stratil L., Mašek B., Svoboda J.: New Generation of ODS Alloys. Key Eng. Mater. 810 (2019) 113-118

Dobeš F., Dymáček P., Komazaki S., Li Y.: Towards the development of a universal formula for conversion of Small Punch data to Conventional Creep data. Proc. 10th Japan-China Symp. High Temp. Strength of Mater. - (2019) 370-373

Dymáček P., Svoboda J., Jirková H., Stratil L., Horník V.: Microstructure evolution and creep strength of new-generation oxide dispersion strengthened alloys with high volume fraction of nano-oxides. Procedia Struct. Integr. 17 (2019) 427-433

Dobeš F., Dymáček P., Hasegawa M., Iwashita M.: High-temperature creep of a CoNiCrAlY bond coat alloy. Mater. Sci. Eng. A 759 (2019) 272-277


Dymáček P., Jarý M., Dobeš F., Kloc L.: Tensile and Creep Testing of Sanicro 25 Using Miniature Specimens. Materials 11 (2018) 142

Kloc L., Dymáček P., Sklenička V.: High temperature creep of Sanicro 25 austenitic steel at low stresses. Mater. Sci. Eng. A 722 (2018) 88-92

Holmström S., Li Y., Dymáček P., Vacchieri E., Jeffs S., Lancaster R., Omacht D., Kuboň Z., Anelli E., Rantala J., Tonti A., Komazaki S., Naveena ., Bruchhausen M., Hurst R., Hähner P., Richardson M., Andrés D.: Creep strength and minimum strain rate estimation from Small Punch Creep tests. Mater. Sci. Eng. A 731 (2018) 161-172

Dobeš F., Dymáček P., Friák M.: Force-to-Stress Conversion Methods in Small Punch Testing Exemplified by Creep Results of Fe-Al Alloy with Chromium and Cerium Additions. IOP Conf. Ser.: Mater. Sci. Eng. 461 (2018) 012017

Kloc L., Sklenička V., Dymáček P., Plešek J.: New creep constitutive equation for finite element modelling including transient effects. Mech. Mater. 119 (2018) 49-55

Dobeš F., Dymáček P., Friák M.: Small punch creep of Fe-Al-Cr alloy with Ce addition and its relation to uniaxial creep tests. Kovové materiály 56 (2018) 205-212


Dymáček P., Dobeš F., Kloc L.: Small Punch Testing of Sanicro 25 Steel and its Correlation with Uniaxial Tests. Key Engineering Materials. Key Eng. Mater. 734 (2017) 70-76

Dymáček P., Dobeš F., Kloc L.: Determination of Mechanical Properties of Metallic Materials from Very Small Volumes by Means of Small Punch Test. Key Eng. Mater. 741 (2017) 116-121

Dobeš F., Dymáček P.: Estimation of Anisotropy of Creep Properties in Al and Mg Alloys by Means of Small Punch Test. Key Eng. Mater. 734 (2017) 137-143

Andrés D., Dymáček P., Lacalle R., Alvarez J.: Influence of the Upper Die and of the Indenter Material on the Time to Rupture of Small Punch Creep Tests. Key Eng. Mater. 734 (2017) 119-127


Andrés D., Dymáček P.: Study of the upper die clamping conditions in the small punch test. Theor. Appl. Fract. Mech. 86 (2016) 117-123

Luptáková N., Dymáček P., Pešlová F., Jurkovič Z., Barborák O., Stodola J.: Impact of residual elements on zinc quality in the production of zinc oxide. Metalurgija 55 (2016) 407-410

Dymáček P.: Recent developments in small punch testing: Applications at elevated temperatures. Theor. Appl. Fract. Mech. 86 (2016) 25-33

Dobeš F., Dymáček P.: Fracture-based correlation of uniaxial and small punch creep data. Theor. Appl. Fract. Mech. 86 (2016) 34-38


Luptáková N., Pizúrová N., Roupcová P., Dymáček P.: High Temperature Degradation of Powder-Processed Ni-based Superalloy. Materials Engineering - Materialove inzinierstvo 22 (2015) 85-94

Dobeš F., Dymáček P., Besterci M.: Estimation of themechanical properties of aluminium and analuminium composite after equal channel angular pressing by means of the small punch test. Mater. Sci. Eng. A 626 (2015) 313-321

Luptáková N., Ballóková B., Dymáček P.: Compressive creep testing of composites on the base of MoSi2 - SiC nanoparticles. Manufact. Technol. 15 (2015) 377-380


Luptáková N., Král P., Dymáček P.: The influence of high temperature on the microstructure and properties of a Ni-based superalloy. Powder Metall. Progr. 14 (2014) 190-198

Dobeš F., Dymáček P.: On the correlation of fracture quantities in small punch test. Key Eng. Mater. 592-593 (2014) 275-278


Dobeš F., Besterci M., Ballóková B., Sülleiová K., Dymáček P.: Analysis of creep fracture in Al-Al4C3 composite after ECAP. Mater. Sci. Eng. A 532 (2012) 567-572


Dymáček P.: Short term creep small punch testing of P91 and P92 steels, observations and correlations with the numerical results. Key Eng. Mater. 465 (2011) 179-182


Dymáček P., Milička K.: Creep small-punch testing and its numerical simulations. Mater. Sci. Eng. A 510-511 (2009) 444-449

Number of ProjectName
TITSSUJB938 Metoda hodnocení integrity tlakové nádoby reaktoru JE VVER-1000 při těžké havárii spojené s tavením jaderného paliva.
IAA 200410801 Numerical modeling of small punch tests on miniaturized specimens from advanced steels for reliable life-time estimation
AV0Z20410507-I052 Numerical simulations of small punch tests on miniature specimens for determination of residual and guaranteed life of heat resistant steels.