National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”, Ukraine
Doctor of Technical Sciences, Professor
Department of Printing Production Technologies

Scopus profile: link
Researcher ID: J-5873-2017
ID ORCID: https://orcid.org/0000-0002-4930-0173

Selected Publications:

1. Roik, T. A., Gavrysh, O. A., Maistrenko, Yu. Yu. (2024). Tribotechnical Properties of Copper-Based Antifriction Composites for High-Speed Friction Units of Printing Machines. Powder Metallurgy and Metal Ceramics, 63 (1-2), 69–81. https://doi.org/10.1007/s11106-024-00439-z 
   
   
2. Roik, T. A., Gavrysh, O. A., Vitsiuk, Iu. Iu., Kholiavko, V. V. (2023). Wear-Resistant Composites Produced from Tool Steel Waste for Contact Joints of High-Speed Printing Machines. Powder Metallurgy and Metal Ceramics, 62 (3-4), 215–224. https://doi.org/10.1007/s11106-023-00385-2 
   
   
3. Olaleye, K., Roik, T., Kurzawa, A., Gavrysh, O., Pyka, D., Bocian, M., Jamroziak, K. (2022). Tribosynthesis of friction films and their influence on the functional properties of copper-based antifriction composites for printing machines. Materials Science-Poland, 40 (4), 147–157. https://doi.org/10.2478/msp-2022-0051 
   
   
4. Roik, T. A., Gavrysh, O. A., Vitsiuk, Iu. Iu. (2022). Structural Features and Properties of Antifriction Composites Produced from R6AM5 Steel Waste for Printing Equipment Parts. Powder Metallurgy and Metal Ceramics, 61 (5-6), 278–286. https://doi.org/10.1007/s11106-022-00315-8 
   
   
5. Olaleye, K., Roik, T., Kurzawa, A., Gavrysh, O., Vitsiuk, I., Jamroziak, K. (2022). Structure Formation in Antifriction Composites with a Nickel Matrix and Its Effect on Properties. Materials, 15 (9), 3404. https://doi.org/10.3390/ma15093404 
   
   
6. Roik, T., Gavrysh, O., Rashedi, A., Khanam, T., Raza, A., Jeong, B. (2022). New Antifriction Composites for Printing Machines Based on Tool Steel Grinding Waste. Sustainability, 14 (5), 2799. https://doi.org/10.3390/su14052799 
   
   
7. Pyka, D., Olaleye, K., Kurzawa, A., Roik, T., Ziolkowski, G., Bocian, M., Jamroziak, K. (2022). Analysis of Pulse Load of a Steel Roller in the Numerical Simulation Method. Fatigue and Fracture of Materials and Structures, 39–45. https://doi.org/10.1007/978-3-030-97822-8_5 
   
   
8. Jamroziak, K., Roik, T. (2022). Contribution Self-lubrication Mechanism of New Antifriction Copper-Based Composites in the Vehicles’ Heavy-Loaded Friction Units. Proceedings of the 9th International Conference on Fracture, Fatigue and Wear, 273–283. https://doi.org/10.1007/978-981-16-8810-2_20 
   
   
9. Zajac, P., Dragasius, E., Roik, T. (2021). Energy Consumption When Transporting Pallet Loads Using a Forklift with an Anti Slip Pad Preventing Damage. Energies, 14 (24), 8423. https://doi.org/10.3390/en14248423 
   
   
10. Roik, T., Rashedi, A., Khanam, T., Chaubey, A., Balaganesan, G., Ali, S. (2021). Structure and Properties of New Antifriction Composites Based on Tool Steel Grinding Waste. Sustainability, 13 (16), 8823. https://doi.org/10.3390/su13168823 
    
    
11. Roik, T. A., Gavrish, O. A., Vitsiuk, Iu. Iu. (2021). The Phase Composition and Structure of the Antifriction Copper-Based Composite and their Influence on Tribological Properties. Powder Metallurgy and Metal Ceramics, 60 (3-4), 191–197. https://doi.org/10.1007/s11106-021-00227-z