Ústav fyziky materiálů AV ČR, v. v. i. > Zaměstnanci > Ostapovec Andrej

Mgr. Andrej Ostapovec, Ph.D.

Místnost421
Telefon+420 532 290 429
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Researcher IDF-1958-2013
Pozicevědecký pracovník - Skupina elektrických a magnetických vlastností, vědecký pracovník - Víceškálové modelování a měření fyzikálních vlastností


2020

Ostapovec A., Serra A.: Review of Non-Classical Features of Deformation Twinning in hcp Metals and Their Description by Disconnection Mechanisms . Metals 10 (2020) 1134-1154



2019

Ostapovec A., Gornakova A.: On faceting of {10 -11} and {10-12} twin boundaries in hcp metals. Mater. Lett. 247 (2019) 99-101

Ostapovec A., Serra A., Pond R.: Non-diffusional growth mechanism of I1 basal stacking-faults inside twins in hcp metals. Scr. Mater. 172 (2019) 149-153



2018

Kushnir K., Ostapovec A.: Variability of Twin Boundary Structure in Computer Simulations of Tensile Twins in Magnesium. Defect Diffus. Forum 385 (2018) 241-244

Ostapovec A., Sheikh-Ali A.: Misorientation dependence of atomic structure and energy of symmetric tilt boundaries in magnesium. Philos. Mag. 98 (2018) 3235-3246

Sun Q., Ostapovec A., Zhang X., Tan L., Liu Q.: Investigation of twin-twin interaction in deformed magnesium alloy. Philos. Mag. 98 (2018) 741-751

Ostapovec A., Paidar V.: Some aspects of double twinning in hexagonal metals. Low Temp. Phys. 44 (2018) 1241-1244

Káňa T., Ostapovec A., Paidar V.: The matrix-twin transition in a perfect Mg crystal: Ab initio study. Int. J. Plast. 108 (2018) 186-200

Ostapovec A., Čapek J., Paidar V.: Secondary twinning in zinc. Philos. Mag. Lett. 98 (2018) 437-445

Paidar V., Ostapovec A., Káňa T.: Dislocation Content of Non-Classical Twin Boundaries in Hexagonal Metals . Acta Phys. Pol. A 134 (2018) 692-694

Ostapovec A., Vatazhuk O.: Non-Schmid behavior of extended dislocations in computer simulations of magnesium. Comp. Mater. Sci. 142 (2018) 261-267



2017

Ostapovec A., Vatazhuk O.: Peierls barriers of a-type edge and screw dislocations moving on basal and prismatic planes in magnesium. Low Temp. Phys. 43 (2017) 421-427

Paidar V., Ostapovec A.: The balance between the energies of the symmetric (10-12) twin boundaries and asymmetric basal/prismatic interfaces in hcp metals. Mater. Lett. 198 (2017) 93-96

Ostapovec A., Buršík J., Krahula K., Král L., Serra A.: On the relationship between (1 1 -2 2) and (1 1 -2 6) conjugate twins and double extension twins in rolled pure Mg. Philos. Mag. 97 (2017) 1088-1101

Ostapovec A., Serra A.: Slip dislocation and twin nucleation mechanisms in hcp metals. J. Mater. Sci. 52 (2017) 533-540



2015

Gröger R., Leconte L., Ostapovec A.: Structure and stability of threading edge and screw dislocations in bulk GaN. Comp. Mater. Sci. 99 (2015) 195-202

Ostapovec A., Serra A.: Evolution of Matrix-Twin Interfaces of (1 0 -1 2) Twin in Magnesium. Acta Phys. Pol. A 128 (2015) 661-663

Ostapovec A., Buršík J., Gröger R.: Deformation due to migration of faceted twin boundaries in magnesium and cobalt. Philos. Mag. 95 (2015) 4106-4117



2014

Molnár P., Ostapovec A., Jäger A.: Reversible motion of twin boundaries in AZ31 alloy and new design of magnesium alloys as smart materials. Mater. & Design 56 (2014) 509-516

Ostapovec A., Serra A.: Characterization of the matrix-twin interface of a (101?2) twin during growth. Philos. Mag. 94 (2014) 2827-2839

Ostapovec A., Molnár P., Gröger R.: On basal-prismatic twinning interfaces in magnesium. IOP Conf. Ser.: Mater. Sci. Eng. 63 (2014) 012134

Ostapovec A., Gröger R.: Twinning disconnections and basal-prismatic twin boundary in magnesium. Model. Simul. Mater. Sci. Eng. 22 (2014) 025015

Ostapovec A., Molnár P., Lejček P.: Boundary plane distribution for 13 grain boundaries in magnesium. Mater. Lett. 137 (2014) 102-105


ČísloNázev
8J19UA037 Neschmidovské chování dislokací v hořčíku a jeho slitinách
16-14599S Mechanismy plastické deformace a dvojčatová rozhraní v hexagonálních kovech