Prof. Jaroslav Polák

Publications that are part of the Web of Science database, possibly also other publications chosen by authors.

2018

• Petras, R; Polak, J, 2018: Damage mechanism in austenitic steel during high temperature cyclic loading with dwells. INTERNATIONAL JOURNAL OF FATIGUE 113, p. 335 - 344, doi: 10.1016/j.ijfatigue.2018.02.017
• Mazanova, V; Polak, J, 2018: Initiation and growth of short fatigue cracks in austenitic Sanicro 25 steel. FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES 41(7), p. 1529 - 1545, doi: 10.1111/ffe.12794

2017

• Polak, J; Mazanova, V; Heczko, M; Petras, R; Kubena, I; Casalena, L; Man, J, 2017: The role of extrusions and intrusions in fatigue crack initiation. ENGINEERING FRACTURE MECHANICS 185, p. 46 - 60, doi: 10.1016/j.engfracmech.2017.03.006
• Heczko, M; Esser, BD; Smith, TM; Beran, P; Mazanova, V; Kruml, T; Polak, J; Mills, MJ, 2017: On the origin of extraordinary cyclic strengthening of the austenitic stainless steel Sanicro 25 during fatigue at 700 degrees C. JOURNAL OF MATERIALS RESEARCH 32(23), p. 4342 - 4353, doi: 10.1557/jmr.2017.311
• Man, J; Smaga, M; Kubena, I; Eifler, D; Polak, J, 2017: Effect of metallurgical variables on the austenite stability in fatigued AISI 304 type steels. ENGINEERING FRACTURE MECHANICS 185, p. 139 - 159, doi: 10.1016/j.engfracmech.2017.04.041
• Polak, J; Mazanova, V; Heczko, M; Kubena, I; Man, J, 2017: Profiles of persistent slip markings and internal structure of underlying persistent slip bands. FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES 40(7), p. 1101 - 1116, doi: 10.1111/ffe.12567
• Heczko, M; Polak, J; Kruml, T, 2017: Microstructure and dislocation arrangements in Sanicro 25 steel fatigued at ambient and elevated temperatures. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 680, p. 168 - 181, doi: 10.1016/j.msea.2016.10.076
• Mazanova, V; Skorik, V; Kruml, T; Polak, J, 2017: Cyclic response and early damage evolution in multiaxial cyclic loading of 316L austenitic steel. INTERNATIONAL JOURNAL OF FATIGUE 100, p. 466 - 476, doi: 10.1016/j.ijfatigue.2016.11.018
• Hutar, P; Poduska, J; Smid, M; Kubena, I; Chlupova, A; Nahlik, L; Polak, J; Kruml, T, 2017: Short fatigue crack behaviour under low cycle fatigue regime. INTERNATIONAL JOURNAL OF FATIGUE 103, p. 207 - 215, doi: 10.1016/j.ijfatigue.2017.06.002

2016

• Petras, R; Skorik, V; Polak, J, 2016: Thermomechanical fatigue and damage mechanisms in Sanicro 25 steel. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 650, p. 52 - 62, doi: 10.1016/j.msea.2015.10.030
• Kubena, I; Kruml, T; Polak, J, 2016: Behaviour of ODS Steels in Cyclic Loading. TRANSACTIONS OF THE INDIAN INSTITUTE OF METALS 69(2), p. 309 - 313, doi: 10.1007/s12666-015-0814-3
• Polak, J; Petras, R; Heczko, M; Kruml, T; Chai, G, 2016: Evolution of the cyclic plastic response of Sanicro 25 steel cycled at ambient and elevated temperatures. INTERNATIONAL JOURNAL OF FATIGUE 83, p. 75 - 83, doi: 10.1016/j.ijfatigue.2015.03.015
• Petras, R; Skorik, V; Polak, J, 2016: Damage Evolution in Thermomechanical Loading of Stainless Steel. 21ST EUROPEAN CONFERENCE ON FRACTURE, (ECF21) 2, p. 3407 - 3414, doi: 10.1016/j.prostr.2016.06.425
• Polak, J; Mazanova, V; Kubena, I; Heczko, M; Man, J, 2016: Surface Relief and Internal Structure in Fatigued Stainless Sanicro 25 Steel. METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE 47A(5), p. 1907 - 1911, doi: 10.1007/s11661-016-3374-1
• Polak, J; Petras, R; Chai, GC; Skorik, V, 2016: Surface profile evolution and fatigue crack initiation in Sanicro 25 steel at room temperature. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 658, p. 221 - 228, doi: 10.1016/j.msea.2016.02.016
• Chlupova, A; Heczko, M; Obrtlik, K; Polak, J; Roupcova, P; Beran, P; Kruml, T, 2016: Mechanical properties of high niobium TiAl alloys doped with Mo and C. MATERIALS & DESIGN 99, p. 284 - 292, doi: 10.1016/j.matdes.2016.03.079
• Strunz, P; Petrenec, M; Polak, J; Gasser, U; Farkas, G, 2016: Formation and Dissolution of gamma ´ Precipitates in IN792 Superalloy at Elevated Temperatures. METALS 6(2), doi: 10.3390/met6020037
• Polak, J; Man, J, 2016: Experimental evidence and physical models of fatigue crack initiation. INTERNATIONAL JOURNAL OF FATIGUE 91, p. 294 - 303, doi: 10.1016/j.ijfatigue.2016.02.021

2015

• Kubena, I; Polak, J; Plocinski, TP; Hebert, C; Skorik, V; Kruml, T, 2015: Microstructural stability of ODS steels in cyclic loading. FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES 38(8), p. 936 - 947, doi: 10.1111/ffe.12284
• Man, J; Valtr, M; Petrenec, M; Dluhos, J; Kubena, I; Obrtlik, K; Polak, J, 2015: AFM and SEM-FEG study on fundamental mechanisms leading to fatigue crack initiation. INTERNATIONAL JOURNAL OF FATIGUE 76, p. 11 - 18, doi: 10.1016/j.ijfatigue.2014.09.019
• Chlupova, A; Man, J; Polak, J; Skorik, V; Karjalainen, P, 2015: GRAIN REFINEMENT EFFECT ON FATIGUE PROPERTIES OF AUSTENITIC STAINLESS STEEL WITH DEFORMATION INDUCED MARTENSITE FORMATION. NANOCON 2014, 6TH INTERNATIONAL CONFERENCE , p. 25 - 30
• Polak, J; Man, J, 2015: Quantitative Model of the Surface Relief Formation in Cyclic Straining. ACTA PHYSICA POLONICA A 128(4), p. 675 - 680
• Polak, J; Petrenec, M; Chlupova, A; Tobias, J; Petras, R, 2015: Cyclic plastic response of nickel-based superalloy at room and at elevated temperatures. MATERIALS TESTING 57(2), p. 119 - 125, doi: 10.3139/120.110688

2014

• Petrenec, M; Polak, J; Samoril, T; Dluhos, J; Obrtlik, K, 2014: In-situ Study of the Mechanisms of High Temperature Damage in Elastic-plastic Cyclic Loading of Nickel Superalloy. 11TH INTERNATIONAL FATIGUE CONGRESS, PTS 1 AND 2 891-892, p. 530 - 535, doi: 10.4028/www.scientific.net/AMR.891-892.530
• Polak, J; Man, J, 2014: Mechanisms of extrusion and intrusion formation in fatigued crystalline materials. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 596, p. 15 - 24, doi: 10.1016/j.msea.2013.12.005
• Polak, J; Obrtlik, K; Petrenec, M, 2014: Cyclic Plastic Response and Damage in Materials for High Temperature Applications*. STRENGTH OF MATERIALS 46(5), p. 601 - 607, doi: 10.1007/s11223-014-9588-9
• Polak, J; Man, J; Kubena, I, 2014: The true shape of persistent slip markings in fatigued metals. MATERIALS STRUCTURE & MICROMECHANICS OF FRACTURE VII 592-593, p. 781 - 784, doi: 10.4028/www.scientific.net/KEM.592-593.781
• Polak, J; Man, J, 2014: Cyclic slip localization and crack initiation in crystalline materials. 11TH INTERNATIONAL FATIGUE CONGRESS, PTS 1 AND 2 891-892, p. 452 - 457, doi: 10.4028/www.scientific.net/AMR.891-892.452
• Petrenec, M; Polak, J; Tobias, J; Smid, M; Chlupova, A; Petras, R, 2014: Analysis of cyclic plastic response of nickel based IN738LC superalloy. INTERNATIONAL JOURNAL OF FATIGUE 65, p. 44 - 50, doi: 10.1016/j.ijfatigue.2013.09.008
• Polak, J; Man, J, 2014: Fatigue crack initiation - The role of point defects. INTERNATIONAL JOURNAL OF FATIGUE 65, p. 18 - 27, doi: 10.1016/j.ijfatigue.2013.10.016
• Polak, J; Petras, R; Heczko, M; Kubena, I; Kruml, T; Chai, GC, 2014: Low cycle fatigue behavior of Sanicro25 steel at room and at elevated temperature. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 615, p. 175 - 182, doi: 10.1016/j.msea.2014.07.075

2013

• Strunz, P; Petrenec, M; Davydov, V; Polak, J; Beran, P, 2013: Misfit in Inconel-Type Superalloy. ADVANCES IN MATERIALS SCIENCE AND ENGINEERING , doi: 10.1155/2013/408347
• Polak, J; Kubena, I; Man, J, 2013: The shape of early persistent slip markings in fatigued 316L steel. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 564, p. 8 - 12, doi: 10.1016/j.msea.2012.11.086
• Petrenec, M; Tesarova, H; Krahula, K; Polak, J, 2013: ELASTIC-PLASTIC BEHAVIOUR OF ADVANCED ADI STUDIED BY IN-SITU SEM TENSILE TEST. METAL 2013: 22ND INTERNATIONAL CONFERENCE ON METALLURGY AND MATERIALS , p. 676 - 681

2012

• Polak, J; Petrenec, M; Man, J; Obrtlik, K, 2012: Initiation and short crack growth in austenitic-ferritic duplex steel-effect of positive mean stress. FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES 35(3), p. 257 - 268, doi: 10.1111/j.1460-2695.2011.01613.x
• Polak, J; Man, J; Petrenec, M; Tobias, J, 2012: Fatigue behavior of ferritic-pearlitic-bainitic steel in loading with positive mean stress. INTERNATIONAL JOURNAL OF FATIGUE 39, p. 103 - 108, doi: 10.1016/j.ijfatigue.2011.02.012
• Man, J; Vystavel, T; Weidner, A; Kubena, I; Petrenec, M; Kruml, T; Polak, J, 2012: Study of cyclic strain localization and fatigue crack initiation using FIB technique. INTERNATIONAL JOURNAL OF FATIGUE 39, p. 44 - 53, doi: 10.1016/j.ijfatigue.2011.05.002
• Julis, M; Obrtlik, K; Pospisilova, S; Podrabsky, T; Polak, J, 2012: Influence of Al-Si diffusion coating on low cycle fatigue properties of cast superalloy Inconel 738LC at 800 degrees C. ADVANCES IN FRACTURE AND DAMAGE MECHANICS X 488-489(1), p. 307 - 310, doi: 10.4028/www.scientific.net/KEM.488-489.307
• Polak, J; Man, J; Petrenec, M, 2012: Damage evolution during fatigue in structural materials. 11TH INTERNATIONAL CONGRESS ON METALLURGY & MATERIALS SAM/CONAMET 2011 1, p. 3 - 12, doi: 10.1016/j.mspro.2012.06.002

2011

• Kruml, T; Polak, J, 2011: Fatigue cracks in Eurofer 97 steel: Part I. Nucleation and small crack growth kinetics. JOURNAL OF NUCLEAR MATERIALS 412(1), p. 2 - 6, doi: 10.1016/j.jnucmat.2011.01.010
• Kruml, T; Hutar, P; Nahlik, L; Seitl, S; Polak, J, 2011: Fatigue cracks in Eurofer 97 steel: Part II. Comparison of small and long fatigue crack growth. JOURNAL OF NUCLEAR MATERIALS 412(1), p. 7 - 12, doi: 10.1016/j.jnucmat.2011.01.018
• Weidner, A; Glage, A; Martin, S; Man, J; Klemm, V; Martin, U; Polak, J; Rafaja, D; Biermann, H, 2011: Microstructure of austenitic stainless steels of various phase stabilities after cyclic and tensile deformation. INTERNATIONAL JOURNAL OF MATERIALS RESEARCH 102(11), p. 1374 - 1377, doi: 10.3139/146.110604
• Polak, J; Petrenec, M; Man, J, 2011: Cyclic plasticity, cyclic creep and fatigue life of duplex stainless steel in cyclic loading with positive mean stress. KOVOVE MATERIALY-METALLIC MATERIALS 49(5), p. 347 - 354, doi: 10.4149/km_2011_5_347
• Petrenec, M; Smid, M; Polak, J, 2011: FATIGUE LIFE AND FRACTURE OF CAST GAMMA TIAL INTERMETALLIC ALLOY AT ROOM AND ELEVATED TEMPERATURES. METAL 2011: 20TH ANNIVERSARY INTERNATIONAL CONFERENCE ON METALLURGY AND MATERIALS , p. 969 - 974

2009

• Man, J; Klapetek, P; Man, O; Weidner, A; Obrtlik, K; Polak, J, 2009: Extrusions and intrusions in fatigued metals. Part 2. AFM and EBSD study of the early growth of extrusions and intrusions in 316L steel fatigued at room temperature. PHILOSOPHICAL MAGAZINE 89(16), p. 1337 - 1372

• Advanced glasses, Composites and Ceramics for high growth Industries - CoACH (642557), H2020 - Excellent science - MSCA - ITN, 2015 - 2018
• Damage mechanisms in multiaxial cyclic loading (15-08826S), Czech Science Foundation - Standard Grants, 2015 - 2017
• Generalization of linear elastic fracture mechanics to crack propagation problems in non-homogenous materials (15-09347S), Czech Science Foundation - Standard Grants, 2015 - 2017
• Research and Development of Precision Casting Technology of Radial Wheels of New Generation Turbochargers and New Types of Gas Turbines Blades (TA 04011525), Technology Agency of the Czech Rep. - ALFA, 2014 - 2017
• Creep and oxidation properties of E110 claddings under LOCA temperature transient (TA02011025), Technology Agency of the Czech Rep. - ALFA, 2012 - 2015
• Talented postdocs for scientific excellence in physics of materials (CZ.1.07/2.2.00/030.0063), MEYS - OP Education for Competiteveness, 2012 - 2015
• Fracture behaviour prediction based on quantification of local material response (GAP108/10/0466), Czech Science Foundation - Standard Grants, 2010 - 2013
• Role of oxide dispersion in fatigue behaviour of ODS type steels (GA106/09/1954), Czech Science Foundation - Standard Grants, 2009 - 2013