Author Page for Oleg Heczko

Magnetic Coercivity Control by Heat Treatment in Heusler Ni-Mn-Ga(-B) Single Crystals

Number of pages: 36 Posted: 14 Jan 2019

Ladislav Straka, Ladislav Fekete, Michal Rameš, Eduard Belas and Oleg Heczko

FZU - Institute of Physics of the Czech Academy of Sciences, Academy of Sciences of the Czech Republic - Institute of Physics, Academy of Sciences of the Czech Republic - Institute of Physics, Charles University in Prague - Faculty of Mathematics and Physics and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 110 (649,907)

Citation 2

Abstract:

2.

Universality of Temperature Dependence of Twinning Stress in Ni-Mn-Ga 10M Martensite and Effect of Crystal Quality

Number of pages: 25 Posted: 03 Jun 2020 Last Revised: 04 Aug 2020

Denys Musiienko, Frans Nilsén, Andrew Armstrong, Michal Rameš, Ross H. Colman, Peter Müllner, Oleg Heczko and Ladislav Straka

Academy of Sciences of the Czech Republic - Institute of Physics, Academy of Sciences of the Czech Republic - Institute of Physics, Boise State University, Academy of Sciences of the Czech Republic - Institute of Physics, Charles University in Prague - Faculty of Mathematics and Physics, Boise State University - Micron School of Materials Science & Engineering, FZU - Institute of Physics of the Czech Academy of Sciences and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 85 (783,685)

Citation 1

Abstract:

3.

Antiphase Boundaries, Magnetic Domains, and Magnetic Vortices in Ni-Mn-Ga Single Crystals

Number of pages: 25 Posted: 11 Oct 2019

Marek Vronka, Ladislav Straka, Marc De Graef and Oleg Heczko

FZU - Institute of Physics of the Czech Academy of Sciences, FZU - Institute of Physics of the Czech Academy of Sciences, Carnegie Mellon University - Department of Materials Science and Engineering and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 81 (803,225)

Citation 1

Abstract:

4.

Transitions Between Austenite and Martensite Structures in Ni ₅₀Mn ₂₅Ga ₂₀Fe ₅ Thin Foil

Number of pages: 31 Posted: 26 Mar 2021

Yanling Ge, Ladislav Straka, Marek Vronka, Alexei Sozinov and Oleg Heczko

FZU - Institute of Physics of the Czech Academy of Sciences, FZU - Institute of Physics of the Czech Academy of Sciences, FZU - Institute of Physics of the Czech Academy of Sciences, LUT University - Material Physics Laboratory and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 80 (803,225)

Citation 1

Abstract:

5.

Anharmonic Incommensurate Structure Modulation in Ni-Mn-Ga Martensite Exhibiting Highly Mobile Twin Boundaries

Number of pages: 13 Posted: 25 Mar 2024

Petr Veřtát, Milan Klicpera, Oscar Fabelo, Oleg Heczko and Ladislav Straka

Academy of Sciences of the Czech Republic - Institute of Physics, Charles University, Institut Laue-Langevin, FZU - Institute of Physics of the Czech Academy of Sciences and Academy of Sciences of the Czech Republic - Institute of Physics

Downloads 79 (809,932)

Abstract:

6.

Increase of Twinning Stress in Single Crystalline Ni-Mn-Ga Micropillars

Number of pages: 15 Posted: 27 Sep 2023

Denys Musiienko, Jaromír Kopeček, R.H. Colman, Kari Ullakko and Oleg Heczko

Academy of Sciences of the Czech Republic - Institute of Physics, Academy of Sciences of the Czech Republic - Institute of Physics, Charles University, Lappeenranta-Lahti University of Technology (LUT) - Material Physics Laboratory and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 70 (883,195)

Abstract:

7.

Stability of Incommensurately Modulated Ni50Mn27Ga22Fe1 10M Martensite Under Uniaxial Tensile Stress

Number of pages: 14 Posted: 29 Jan 2024

Mariia Vinogradova, Alexei Sozinov, Ladislav Straka, Petr Veřtát, Oleg Heczko, Martin Zelený, R. Chulist and Kari Ullakko

Lappeenranta-Lahti University of Technology (LUT), Tikomat Oy, FZU - Institute of Physics of the Czech Academy of Sciences, Academy of Sciences of the Czech Republic - Institute of Physics, FZU - Institute of Physics of the Czech Academy of Sciences, Brno University of Technology, Polish Academy of Sciences (PAS) - Institute of Metallurgy and Materials Science and Lappeenranta-Lahti University of Technology (LUT) - Material Physics Laboratory

Downloads 67 (907,769)

Abstract:

8.

Magnetic Domain Structure Across the Austenite-Martensite Interface in Ni50Mn25Ga20Fe5 Single Crystalline Thin Foil by Lorentz Microscopy

Number of pages: 13 Posted: 28 May 2021

Marek Vronka, Ladislav Straka, Mariana Klementová and Oleg Heczko

FZU - Institute of Physics of the Czech Academy of Sciences, FZU - Institute of Physics of the Czech Academy of Sciences, FZU - Institute of Physics of the Czech Academy of Sciences and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 57 (989,921)

Abstract:

9.

Broadband Magnetic and Dielectric Properties of Sr4coznfe36o60 U-Type Hexaferrite Ceramics

Number of pages: 23 Posted: 08 Aug 2023

Viktor Bovtun, Martin Kempa, Dalibor Repček, Maxim Savinov, Josef Buršík, Oleg Heczko and Stanislav Kamba

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, FZU - Institute of Physics of the Czech Academy of Sciences and affiliation not provided to SSRN

Downloads 47 (1,097,529)

Abstract:

10.

Growth and Properties of Full Heusler Co2tisn Thin Films

Number of pages: 25 Posted: 26 Mar 2024

Artem Shamardin, Stanislav Cichoň, Michal Rameš, Esther de Prado, Lenka Volfová, Tomáš Kmječ, Ladislav Fekete, Petr Kos, Lukas Nowak, Jakub Heicl, Jakub Zazvorka, Jaroslav Hamrle, Martin Veis, Oleg Heczko and Ján Lančok

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Charles University, affiliation not provided to SSRN, Charles University, affiliation not provided to SSRN, Charles University, FZU - Institute of Physics of the Czech Academy of Sciences and affiliation not provided to SSRN

Downloads 40 (1,183,237)

Abstract:

11.

Twinning in Ferromagnetic Heusler Rh2mnsb Epitaxial Thin Films

Number of pages: 17 Posted: 24 Apr 2025

Artem Shamardin, Stanislav Cichoň, Esther de Prado, Jan Duchoň, Michal Rameš, Ladislav Fekete, Jaromír Kopeček, Šimon Šťastný, Aleš Melzer, Michal Hubert, Martin Veis, Ján Lančok and Oleg Heczko

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Czech Academy of Sciences - Institute of Physics, affiliation not provided to SSRN, affiliation not provided to SSRN, Academy of Sciences of the Czech Republic - Institute of Physics, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 26 (1,385,945)

Abstract:

12.

Duality of Wave Modulation and Nanotwinning in Ni–Mn–Ga Martensite via Long-period Commensurate States

Number of pages: 58 Posted: 27 Mar 2026

Petr Veřtát, Martin Zelený, Alexei Sozinov, Milan Klicpera, Oscar Fabelo, Robert Chulist, Mariia Vinogradova, Petr Sedlák, Hanuš Seiner, Oleg Heczko and Ladislav Straka

Academy of Sciences of the Czech Republic - Institute of Physics, Brno University of Technology, Tikomat Oy, Charles University, Institut Laue-Langevin, AGH University of Krakow, Lappeenranta-Lahti University of Technology (LUT), Czech Academy of Sciences - Institute of Thermomechanics, Czech Academy of Sciences - Institute of Thermomechanics, FZU - Institute of Physics of the Czech Academy of Sciences and FZU - Institute of Physics of the Czech Academy of Sciences

Downloads 12 (1,541,665)

Citation 1

Oleg Heczko

FZU - Institute of Physics of the Czech Academy of Sciences

Charles University in Prague - Faculty of Mathematics and Physics

12

754

6

Scholarly Papers (12)

Magnetic Coercivity Control by Heat Treatment in Heusler Ni-Mn-Ga(-B) Single Crystals

Abstract:

Universality of Temperature Dependence of Twinning Stress in Ni-Mn-Ga 10M Martensite and Effect of Crystal Quality

Abstract:

Antiphase Boundaries, Magnetic Domains, and Magnetic Vortices in Ni-Mn-Ga Single Crystals

Abstract:

Transitions Between Austenite and Martensite Structures in Ni ₅₀Mn ₂₅Ga ₂₀Fe ₅ Thin Foil

Abstract:

Anharmonic Incommensurate Structure Modulation in Ni-Mn-Ga Martensite Exhibiting Highly Mobile Twin Boundaries

Abstract:

Increase of Twinning Stress in Single Crystalline Ni-Mn-Ga Micropillars

Abstract:

Stability of Incommensurately Modulated Ni50Mn27Ga22Fe1 10M Martensite Under Uniaxial Tensile Stress

Abstract:

Magnetic Domain Structure Across the Austenite-Martensite Interface in Ni50Mn25Ga20Fe5 Single Crystalline Thin Foil by Lorentz Microscopy

Abstract:

Broadband Magnetic and Dielectric Properties of Sr4coznfe36o60 U-Type Hexaferrite Ceramics

Abstract:

Growth and Properties of Full Heusler Co2tisn Thin Films

Abstract:

Twinning in Ferromagnetic Heusler Rh2mnsb Epitaxial Thin Films

Abstract:

Duality of Wave Modulation and Nanotwinning in Ni–Mn–Ga Martensite via Long-period Commensurate States

Abstract: