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Ing. Jiří Man, Ph.D.
Position: head
Group: Low Cycle Fatigue Group
Rooms: 126
Phone numbers: +420 532 290 363
E-mail: man@DELETE-THIS.CZ@DELETE-THIS.COMipm.cz.COM
Projects
Effect of asymmetrical cyclic loading on early damage stadia of structural materials
Fatigue damage mechanisms in ultrafine grained stainless steels
Localization and irreversibility of cyclic slip in polycrystals
Role of lattice defects in early stadia of fatigue damage of structural materials
Publications:
2017
JÄRVENPÄÄ A, JASKARI M, MAN J, KARJALAINEN LP: Austenite stability in reversion-treated structures of a 301LN steel under tensile loading. Mater. Charact. 127 (2017) 12–26.
MAN J, SMAGA M, KUBĚNA I, EIFLER D, POLÁK J: Effect of metallurgical variables on the austenite stability in fatigued AISI 304 type steels. Eng. Fract. Mech. XX (2017) yyy–yyy. http://dx.doi.org/10.1016/j.engfracmech.2017.04.041
JÄRVENPÄÄ A, JASKARI M, MAN J, KARJALAINEN LP: Stability of grain-refined reversed structures in a 301LN austenitic stainless steel under cyclic loading. Mater. Sci. Eng. A 703 (2017) 280–292.
SMAGA M, SKORUPSKI R, MAYER P, KIRSCH B, AURICH JC, RAID I, SEEWIG J, MAN J, EIFLER D, BECK T: Influence of surface morphology on fatigue behavior of metastable austenitic stainless steel AISI 347 at ambient temperature and 300°C. Proc. Struct. Integr. 5 (2017) 989–996.
POLÁK J, MAZÁNOVÁ V, HECZKO M, KUBĚNA I, MAN J: Profiles of persistent slip markings and internal structure of underlying persistent slip bands. Fatigue Fract. Engng Mater. Struct. 40 (2017) 1101–1116.
POLÁK J, MAZÁNOVÁ V, HECZKO M, PETRÁŠ R, KUBĚNA I, CASALENA L, MAN J: The role of extrusions and intrusions in fatigue crack initiation. Eng. Fract. Mech. XX (2017) yyy–yyy. http://dx.doi.org/10.1016/j.engfracmech.2017.03.006
2016
MAN J, KUBĚNA I, SMAGA M, MAN O, JÄRVENPÄÄ A, WEIDNER A, CHLUP Z, POLÁK J: Microstructural changes during deformation of AISI 300 grade austenitic stainless steels: Impact of chemical heterogeneity. Proc. Struct. Integr. 2 (2016) 2299–2306.
POLÁK J, MAZÁNOVÁ V, KUBĚNA I, HECZKO M, MAN J: Surface relief and internal structure in fatigued stainless Sanicro 25 steel. Metall. Mater. Trans. A 47A (2016) 1907–1911.
POLÁK J, MAN J: Experimental evidence and physical models of fatigue crack initiation. Int. J Fatigue 91 (2016) 294–303.
2015
MAN J, VALTR M, PETRENEC M, DLUHOŠ J, KUBĚNA I, OBRTLÍK K, POLÁK J: AFM and SEM-FEG study on fundamental mechanisms leading to fatigue crack initiation. Int. J Fatigue 76 (2015) 11–18.
POLÁK J, MAN J: Initiation of stage I fatigue cracks – experiments and models. Proc. Eng. 101 (2015) 386–394.
GUTH S, PETRÁŠ R, ŠKORÍK V, KRUML T, MAN J, LANG K-H, POLÁK J: Influence of dwell times on the thermomechanical fatigue behavior of a directionally solidified Ni-base superalloy. Int. J Fatigue 80 (2015) 426–433.
2014
CHLUPOVÁ A, MAN J, KUBĚNA I, POLÁK J, KARJALAINEN LP: LCF behaviour of ultrafine grained 301LN stainless steel. Proc. Eng. 74 (2014) 147–150.
MAN J, WEIDNER A, KLAPETEK P, POLÁK J: Slip activity of persistent slip bands in early stages of fatigue life of austenitic 316L steel. Key Eng. Mater. 592–593 (2014) 785–788.
MAN J, VALTR M, KUBĚNA I, PETRENEC M, OBRTLÍK K, POLÁK J: AFM and FIB study of cyclic strain localization and surface relief evolution in fatigued f.c.c. polycrystals. Adv. Mater. Res. 891-892 (2014) 524–529.
POLÁK J, MAN J, KUBĚNA I: The true shape of persistent slip markings in fatigued metals. Key Eng. Mater. 592–593 (2014) 781–784.
POLÁK J, MAN J: Mechanisms of extrusion and intrusion formation in fatigued crystalline materials. Mater. Sci. Eng. A 596 (2014) 15–24.
POLÁK J, MAN J: Cyclic slip localization and crack initiation in crystalline materials. Adv. Mater. Res. 891-892 (2014) 452–457.
POLÁK J, MAN J: Fatigue crack initiation – The role of point defects. Int. J Fatigue 65 (2014) 18–27.
2013
POLÁK J, OBRTLÍK K, PETRENEC M, MAN J, KRUML T: Mechanisms of high temperature damage in elastoplastic cyclic loading of nickel superalloys and TiAl intermetallics. Proc. Eng. 55 (2013) 114–122.
POLÁK J, KUBĚNA I, MAN J: The shape of early persistent slip markings in fatigued 316L steel. Mater. Sci. Eng. A 564 (2013) 8–12.
2012
MAN J, VYSTAVĚL T, WEIDNER A, KUBĚNA I, PETRENEC M, KRUML T, POLÁK J: Study of cyclic strain localization and fatigue crack initiation using FIB technique. Int. J Fatigue 39 (2012) 44–53.
POLÁK J, PETRENEC M, MAN J, OBRTLÍK K: Initiation and short crack growth in austenitic–ferritic duplex steel - effect of positive mean stress. Fatigue Fract. Engng Mater. Struct. 35 (2012) 257–268.
POLÁK J, MAN J, PETRENEC M, TOBIÁŠ J: Fatigue behavior of ferritic–pearlitic–bainitic steel in loading with positive mean stress. Int. J Fatigue 39 (2012) 103–108.
POLÁK J, MAN J, PETRENEC M: Damage evolution during fatigue in structural materials. Proc. Mater. Sci. 1 (2012) 3–12.
2011
WEIDNER A, GLAGE A, MARTIN S, MAN J, KLEMM V, MARTIN U, POLÁK J, RAFAJA D, BIERMANN H: Microstructure of austenitic stainless steels of various phase stabilities after cyclic and tensile deformation. Int. J. Mater. Res. 102 (2011) 1374–1377.
MAN J, OBRTLÍK K, PETRENEC M, BERAN P, SMAGA M, WEIDNER A, DLUHOŠ J, KRUML T, BIERMANN H, EIFLER D, POLÁK J: Stability of austenitic 316L steel against martensite formation during cyclic straining. Proc. Eng. 10 (2011) 1279–1284.
POLÁK J, PETRENEC M, MAN J, KRUML T: Cyclic plasticity and cyclic creep in austenitic-ferritic duplex steel. Key Eng. Mater. 465 (2011) 431–434.
POLÁK J, PETRENEC M, MAN J: Cyclic plasticity, cyclic creep and fatigue life of duplex stainless steel in cyclic loading with positive mean stress. Kovove Mater. 49 (2011) 347–354.
2010
MAN J, VALTR M, WEIDNER A, PETRENEC M, OBRTLÍK K, POLÁK J: AFM study of surface relief evolution in 316L steel fatigued at low and high temperatures. Proc. Eng. 2 (2010) 1625–1633.
MAN J, WEIDNER A, KUBĚNA I, VYSTAVĚL T, SKROTZKI W, POLÁK J: Application of FIB technique to study early fatigue damage in polycrystals. J. Phys.: Conf. Ser. 240 (2010) 012058.
OBRTLÍK K, JULIŠ M, MAN J, PODRÁBSKÝ T, POLÁK J: Extrusion and intrusion evolution in cyclically strained cast superalloy Inconel 738LC using confocal laser scanning microscope and AFM. J. Phys.: Conf. Ser. 240 (2010) 012054.
2009
MAN J, OBRTLÍK K, POLÁK J: Extrusions and intrusions in fatigued metals. Part 1. State of the art and history. Phil. Mag. 89 (2009) 1295–1336.
MAN J, KLAPETEK P, MAN O, WEIDNER A, OBRTLÍK K, POLÁK J: 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. Phil. Mag. 89 (2009) 1337–1372.
OBRTLÍK K, PETRENEC M, MAN J, POLÁK J, HRBÁČEK K: Isothermal fatigue behavior of cast superalloy Inconel 792-5A at 23 and 900 °C. J. Mater. Sci. 44 (2009) 3305–3314.
PETRENEC M, ZEMANOVÁ A, KRAHULA K, KRUML T, MAN J: Heat treatment and mechanical properties of TiAl alloy with high Nb content. Materials Engineering 16 (3a/2009) 13–18.
POLÁK J, MAN J, VYSTAVĚL T, PETRENEC M: The shape of extrusions and intrusions and initiation of stage I fatigue cracks. Mater. Sci. Eng. A 517 (2009) 204–211.
2008
SAUZAY M, MAN J: Influence of crystalline elasticity on the stress distribution at the free surface of an austenitic stainless steel polycrystal. Comparison with experiments. Mater. Sci. Forum 567–568 (2008) 149–152.
FOURNIER B, SAUZAY M, CAËS C, NOBLECOURT M, MOTTOT M, BOUGAULT A, RABEAU V, MAN J, GILLIA O, LEMOINE P, PINEAU A: Creep-Fatigue-Oxidation interactions in a 9Cr-1Mo martensitic steel. Part III: lifetime prediction. Int. J. Fatigue 30 (2008) 1797–1812.
WEIDNER A, MAN J, TIRSCHLER W, KLAPETEK P, BLOCHWITZ C, POLÁK J, SKROTZKI W: The half-cycle slip activity of persistent slip bands at different stages of fatigue life of cyclically strained polycrystalline nickel. Mater. Sci. Eng. A 492 (2008) 118–127.
POLÁK J, PETRENEC M, MAN J: Cyclic stress in 316L austenitic stainless steel at low temperatures. Mater. Sci. Forum 567–568 (2008) 401–404.
2007
POLÁK J, MAN J, VYSTAVĚL T, ZOUHAR L: Fatigue crack initiation in crystalline materials – experimental evidence and models. Key Eng. Mater. 345–346 (2007) 379–382.
2006
MAN J, KLAPETEK P, OBRTLÍK K, POLÁK J: Early stages of fatigue damage in 316L steel. In: Proc. of the 16th European Conf. of Fracture (ECF 16), Fracture of Nano and Engineering Materials and Structures, E.E. Gdoutos (ed.). Dordrecht, Springer, 2006, CD ROM, paper No. 521-man.
MAN J, KLAPETEK P, MAN O, OBRTLÍK K, POLÁK J: AFM and EBSD study of the early stages of surface relief evolution in fatigued 316L steel at room temperature. In: Proc. of the 9th Int. Fatigue Congress (Fatigue 2006), CD ROM. Elsevier, 2006, paper No. FT330, 10p.
POLÁK J, MAN J, PETRENEC M: Mechanisms of the early fatigue damage in metallic materials. Komunikácie/ Communications 8 (4/2006) 5–9.
2005
POLÁK J, MAN J, OBRTLÍK K: Atomic force microscopy study of the early fatigue damage. Mater. Sci. Forum 482 (2005) 45-50.
POLÁK J, PETRENEC M, MAN J: Dislocation structure and surface relief in fatigued metals. Mater Sci. Engng A400-401 (2005) 405-408.
2004
MAN J, PETRENEC M, OBRTLÍK K, POLÁK J: AFM and TEM study of cyclic slip localization in fatigued ferritic X10CrAl24 stainless steel. Acta Mater. 52 (2004) 5551–5561.
2003
MAN J, OBRTLÍK K, POLÁK J: Study of surface relief evolution in fatigued 316L austenitic stainless steel by AFM. Mater. Sci. Engng A351 (2003) 123–132.
POLÁK J, MAN J, OBRTLÍK K: AFM evidence of surface relief formation and models of fatigue crack nucleation. Int. J. Fatigue 25 (2003) 1027–1036.
POLÁK J, MAN J, OBRTLÍK K, KRUML T: The shape of extrusions and intrusions produced by cyclic straining. Z. Metallkde. 94 (2003) 1327–1330.
2002
MAN J, OBRTLÍK K, BLOCHWITZ C, POLÁK J: Atomic Force Microscopy of surface relief in individual grains of fatigued 316L austenitic stainless steel. Acta Mater. 50 (2002) 3767–3780.
MAN J, VIČAR M, POLÁK J, OBRTLÍK K: Slip localization and surface relief evolution in fatigued ferritic X10CrAl24 stainless steel. Materials Engineering 9 (2002) 140–145 (in Czech).
2001
POLÁK J, MAN J, OBRTLÍK K: Fatigue damage in aluminium-lithium alloys, Part II. Initiation and short crack growth. Metallic Mater. 39 (2001) 179–189 (in Czech).
2000
MAN J, OBRTLÍK K, POLÁK J: Surface relief and its relation to the crystallographic orientation in fatigued copper single crystals. Metallic Mater. 38 (2000) 339–353 (in Czech).
Information leaflet
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central european institute of technology



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Last update
19. 09. 2017