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Ing. Jiří Dvořák, Ph.D.
Position: researcher
Groups: Advanced Metallic Materials and Metal Based Composites (CEITEC IPM), Advanced High-temperature Materials Group
Rooms: 251
Phone numbers: +420 532 290 397
E-mail: dvorak@DELETE-THIS.CZ@DELETE-THIS.COMipm.cz.COM
Projects
Microstructural features and mechanical properties of nanocrystalline titanium
Study of nano-structure materials consolidated from powder compacts by ECAP technique
Publications:
2017
Kral P., Dvorak J., Kvapilova M., Blum W., Sklenicka V.
The influence of long-term annealing at room temperature on creep
behaviour of ECAP-processed copper
Materials Letters 188 (2017) p. 235-238
Sklenicka V., Kucharova K., Kvapilova M., Kral P., Dvorak J.
Combination of Experiments and Continuum Damage Mechanics
Approach for Prediction of Creep Fracture in an Advanced 9%Cr Steel
Solid State Phenomena 258(2017) p.591-594
8th International Conference on Materials Structure & Micromechanics of Fracture (June 27-29, 2016, Brno, Czech Republic)
Sklenicka V., Kucharova K., Kral P., Kvapilova M., Dvorak J.
Applicability of empirical formulas and fractography
for assessment of creep life and creep fracture modes
of tempered martensitic 9%Cr steel
Kovove Materialy 55 (2017) p. 69–80
2016
Kral P., Dvorak J., Blum W., Kudryavtsev E., Zherebtsov S., Salishchev G.,
Kvapilova M., Sklenicka V.
Creep study of mechanisms involved in low-temperature superplasticity
of UFG Ti-6Al-4V processed by SPD
Materials Characterization 116 (2016) p. 84-90
Kral P., Dvorak J., Jäger A., Kvapilova M., Horita Z., Sklenicka V.
Creep properties of aluminium processed by ECAP
Kovove Materialy 54 (2016) p. 441-451
Betekhtin V. I., Kolobov Yu. R., Golosova O. A., Dvorak J., Sklenicka V., Kardashev B. K., Kadomtsev A. G., Narykova M. V., Ivanov M. B.
Elastic modulus, microplastic properties and durability of titanium alloys for biomedical applications
Reviews on Advanced Materials Science 45 (2016) p. 42-51
Blum W., Dvořák J., Král P., Eisenlohr P., Sklenička V.
Effects of Grain Refinement by ECAP on the Deformation Resistance of
Al Interpreted in Terms of Boundary-Mediated Processes
Journal of Materials Science & Technology 32 (2016) p. 1309-1320
Krizik P., Balog M., Nosko M., Riglos M. V. C., Dvorak J., Bajana O.
Ultrafine-grained Al composites reinforced with in-situ Al3Ti filaments
Materials Science & Engineering A 657(2016) p. 6-14
Sklenicka V., Kucharova K., Kvapilova M., Kral P., Dvorak J.:
Creep Damage and Fracture in Advanced Tungsten Modified 9%Cr Ferritic Steel
Key Engineering Materials 713 (2016) p. 183 - 186
2015
Kral P., Dvorak J., Kvapilova M., Horita Z., Sklenicka V.:
Microstructure changes in superplastically deformed ultrafine-grained Al-3Mg-0.2Sc alloy
Letters on materials 5,3 (2015) p. 306-312
2014
Blum W., Dvorak J., Kral P., Eisenlohr P., Sklenicka V.:
Effect of grain refinement by ECAP on creep of pure Cu
Mater. Sci. Eng., A 590 (2014) p. 423-432
Blum W., Dvorak J., Kral P., Eisenlohr P., Sklenicka V.:
What is "stationary" deformation of pure Cu?
J. Mater. Sci. 49, 8 (2014) p. 2987-2997
2013
Kral P, Dvorak J, Zherebtsov S, Salishchev G, Kvapilova M, Sklenicka V:
Effect of severe plastic deformation on creep behaviour of a Ti-6Al-4V alloy
J. Mater. Sci. 48, 13 (2013) p. 4789-4795, DOI 10.1007/s10853-013-7160-9
Dvorak J, Sklenicka V, Betekhtin VI, Kadomtsev AG, Kral P, Kvapilova M, Svoboda M:
The effect of high hydrostatic pressure on creep behaviour of pure Al and a Cu–0.2 wt% Zr alloy processed by equal-channel angular pressing
Mater. Sci. Eng., A 584 (2013) p. 103-113, DOI: 10.1016/j.msea.2013.07.018
2012
Kral P, Svoboda M, Dvorak J, Kvapilova M, Sklenicka V:
Microstructure Mechanisms Governing the Creep Life of Ultrafine-grained Cu-0.2wt.%Zr Alloy
Acta Physica Polonica A 122, (2012) p. 457-460
Kral P, Dvorak J, Seda P, Jäger A, Sklenicka V:
Creep in Al single crystal processed by equal-channel angular pressing
Rev. Adv. Mater. Sci. 31, (2012), p. 138-144
Sklenicka V, Dvorak J, Kral P, Svoboda S, Kvapilova M, Kopilov VI, Nikulin SA, Dobatkin SV:
Creep Behavior of a Zirconium Alloy Processed by Equal-Channel Angular Pressing
Acta Physica Polonica A 122, (2012), p. 485-489
Sklenicka V, Dvorak J, Kral P, Svoboda M, Kvapilova M, Langdon TG:
Factors influencing creep flow and ductility in ultrafine-grained metals
Materials Science and Engineering: A 558, (2012), p. 403-411
Sklenicka V, Dvorak J, Svoboda M, Kral P, Kvapilova M:
Chapter 1, Equal-Channel Angular Pressing and Creep in Ultrafine-Grained Aluminium and Its Alloys
Aluminium Alloys - New Trends in Fabrication and Applications, book edited by Zaki Ahmad,(2012), ISBN 978-953-51-0861-0
2011
Král P., Dvořák J., Kvapilová M., et al:
Quantitative Characterization of Microstructure in Copper Processed by Equal-Channel Angular Pressing
Materials Science Forum Vols. 667-669, (2011), pp 235-240
J. Dvořák, P. Král, M. Kvapilová, M. Svoboda, V. Sklenička:
Microstructure Stability and Creep Behaviour of a Cu-0.2wt.%Zr Alloy Processed by Equal-channel Angular Pressing
Materials Science Forum Vols. 667-669, (2011), pp 821-826
M. Kvapilová, V. Sklenička, J. Dvořák, P. Král:
An Evaluation of Creep Mechanisms in Ultrafine-Grained Metals
Key Engineering Materials Vol. 465, (2011), pp 382-385
V. Sklenička, P. Král, J. Dvořák, M. Kvapilová, M. Kawasaki and T. G. Langdon:
Effect of Equal-Channel Angular Pressing on the Creep Resistance of Precipitation-Strengthened Alloys
Material Science Forum vols. 667-669, (2011), pp 897-902
2010
Dvořák J, Sklenička V, Král P, et al.:
CHARACTERIZATION OF CREEP BEHAVIOUR AND MICROSTRUCTURE CHANGES IN PURE COPPER PROCESSED BY EQUAL-CHANNEL ANGULAR PRESSING
REVIEWS ON ADVANCED MATERIALS SCIENCE Vol. 25, (2010), p. 225-232.
2009
V. Sklenička, J. Dvořák, P. Král, M. Svoboda, I. Saxl
Some factors affecting the creep behaviour of metallic materials processed by equal-channel angular pressing
Int. J. Mat. Res. (formelly Z. Metallkd.) 100, (2009), p. 762
2008
V.I.Betekhtin, A.G.Kadomtsev, P.Král, J. Dvořák, M.Svoboda,I.Saxl and V.Sklenička
Significance of Microdefects Induced by ECAP in Aluminium,
Al-0.2%Sc Alloy and Copper
Materials Science Forum Vols. 567-568 (2008) pp. 93-96
Král, P., Dvořák, J., Sklenička, V.
Microstructural evolution and creep of an Al-0.2wt.%Sc alloy after equal-channel angular pressing.
Mater. Sci. Forum Vols. 584-586, (2008), p. 846-851.
2006
V. Sklenička, P. Král, L. Ilucová,I. Saxl, J Dvořák, M. Svoboda:
Inhomogenity of microstructure and creep of ECAP aluminium
Mater. Sci. Forum, 503-504, (2006),p. 245-250.
2005
V. Slenička, J. Dvořák, M. Svoboda:
Effect of processing route on microstructure and mechanical behaviour of ultrafine grained metals processed by severe plastic deformation
Mater. Sci. Forum, 482 (2005),p. 83-88
V. Sklenička, J. Dvořák, P. Král:
Creep processes in pure aluminium processed by equal-channel angular pressing
Mater. Sci. Eng. A,410-411,(2005), 408-412
2004
V. Sklenička, J. Dvořák, M. Svoboda:
Creep in ultrafine grained aluminium
Mater. Sci. Eng. A, 387-389, (2004),p. 696-701
Information leaflet
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central european institute of technology



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Last update
19. 09. 2017