Ing. Andrea Kasperkevičová, PhD.
Description:
She investigates the process of forming ultrafine-grained structures and nanostructural characteristics of materials during severe plastic deformation using TEM, SEM, EBSD, SADP, PAS, and DSC methods, with a focus on their resulting mechanical properties.
Professional Profile:
Educational Activities:
List of Taught Courses:
- Materials Science
- Introduction to Materials Engineering
- Structure and Properties of Materials
- Metals Forming
- Modelling of Plastic Deformations
- Limit States of Materials
- Rolling
List of Textbooks, Lecture Notes, and Other Teaching Materials:
- Introduction to Nanostructuring of Materials – Teaching Text, 2021
- Modeling of Plastic Deformations – Exercise Guidelines, 2020
Research Activities:
Development of new metals and alloys through ultrafine-grained structure formation using severe plastic deformation methods with a focus on enhancing their mechanical properties.
List of Significant Projects:
- Development of New Efficient Alloys for Hydrogen Storage (VEGA 1/0122/25)
- Innovative Processing Methods for Material 316 Intended for Structural Components of Nuclear Fusion Devices (VEGA 1/0599/18)
- Assessment of Formability of Newly Developed Composite Materials Prepared Based on Powder Metallurgy (VEGA 1/0732/16)
- Influence of Plastic Deformations in Cryogenic Conditions on the Structure and Properties of Metallic Materials (VEGA 1/0325/14)
- Formation and Degradation of Nanoscale Structures (VEGA 1/0359/11)
- Mechanical and Microstructural Characteristics of Ultrafine Alloys of Light Metals (APVV SK-PL-0011-09)
- Competence Center for Industrial Research and Development in the Field of Light Metals and Composites (ITMS 26220220154)
- Research Center for the Efficiency of Integration of Combined Renewable Energy Systems (ITMS 26220220064)
- Technology for the Preparation of Electrotechnical Steels with High Permeability for High-Efficiency Electric Motors (ITMS 26220220037)
List of Significant Publications:
- T. Kvačkaj, A. Kováčová, R. Kočiško, J. Bidulská, L. Lityńska-Dobrzyńska, P. Jenei, J. Gubicza: Microstructure evolution and mechanical performance of copper processed by equal channel angular rolling. Materials Characterization, 2017, 134, 246-252
- T. Kvačkaj, A. Kováčová, M. Kvačkaj, I. Pokorný, R. Kočiško, T. Donič: Influence of strain rate on ultimate tensile stress of coarse-grained and ultrafine-grained copper. Materials Letters, 2010, 64(21), 2344-2346
- T. Kvačkaj, A. Kováčová, M. Kvačkaj, R. Kočiško, L. Lityńska-Dobrzyńska, V. Stoyka, M. Miháliková: TEM studies of structure in OFHC copper processed by equal channel angular rolling. Micron, 2012, 43(6), 720-724
- J. Dutkiewicz, L. Lityńska, W. Maziarz, R. Kočiško, M. Molnárová, A. Kováčová: HRTEM and TEM studies of amorphous structures in ZrNiTiCu base alloys obtained by rapid solidification or ball milling. Micron, 2009, 40(1), 1-5
- J. Dutkiewicz, L. Lityńska-Dobrzyńska, A. Kováčová, M. Molnárová, L. Rogal, W. Maziarz: HRTEM studies of amorphous ZrNiTiCu nanocrystalline composites. Journal of Microscopy, 2010, 237(3), 237-241
- J. Dutkiewicz, L. Lityńska-Dobrzyńska, A. Kováčová, L. Rogal, W. Maziarz: HRTEM studies of NiNbZr + Ag amorphous – nanocrystalline composites. Journal of Microscopy, 2009, 236(2), 132-136
- T. Kvačkaj, A. Kováčová, R. Kočiško, J. Dutkiewicz, L. Lityńska-Dobrzyńska, J. Kansy: Relation between microstructural features and mechanical properties in oxygen free high conductivity copper after equal-channel angular pressing. Kovové Materiály, 2014, 52(6), 337-344
- A. Kováčová, T. Kvačkaj, R. Kočiško, L. Dragošek, L. Lityńska-Dobrzyńska: The effect of severe plastic deformation and heat treatment on CuCrZr alloys. Acta Physica Polonica A, 2017, 131(5), 1336-1339
- T. Kvačkaj, A. Kováčová, R. Kočiško: Post SPD material’s recovery in thermal exposition. Acta Physica Polonica A, 2015, 128(4), 689-692
- A. Kováčová, T. Kvačkaj, M. Kvačkaj, I. Pokorný, J. Bidulská, J. Tiža, M. Martikán: The mechanical properties progress depending on strain rate and load investigation during ECAP process. Acta Metallurgica Slovaca, 2010, 16(2), 91-96
Additional Information:
Member of International Conference Committees:
- 10th International Conference on Engineering, Computer Science and Education, Białka Tatrzańska, Poland, November 21–23, 2018
- 12th International Conference on the Physical Properties and Application of Advanced Materials, Košice, Slovakia, August 6–9, 2017
- Colloquium of Metallurgy and Metallurgical Engineering – CMME, Tále, Slovakia, July 6–10, 2014
Chairwoman at International Conferences:
- 12th International Conference on the Physical Properties and Application of Advanced Materials, Košice, Slovakia, August 6–9, 2017
- 9th International Conference on Engineering, Computer Science and Education, Białka Tatrzańska, Poland, November 16–18, 2016
- Materials and Design
- Journal of Materials Processing Technology
- Open Engineering
- Acta Metallurgica Slovaca