• h-index (Scopus) – 4
• h-index (Web of Science) – 4
• h-index (Google scholar) – 4

https://scholar.google.com/citations?user=_6McqwUAAAAJ&hl=ru&oi=sra

Subject and Class of Degrees:

• 2011-2016 – Faculty of Chemistry, Belarusian State University;
• 2017 – Master Degree (natural sciences);
• 2021 – Ph.D. (chemistry). Thesis title: «Heterogeneous catalytic systems for the highly reactive polyisobutylene synthesis».

Career:

• 2015 – Trainee of Junior Researcher, Research Institute for Physical Chemical Problems, Belarusian State University (BSU);
• 2016 – 2021 – Junior Researcher, Research Institute for Physical Chemical Problems, BSU;
• Since 2021 – Researcher, Research Institute for Physical Chemical Problems, BSU.

Current research activity:

«Living» and traditional ionic polymerization, synthesis of functionalized polymers, heterogeneous catalysis.

List of Selected Publications:

1. Berezianko I.A.; Kostjuk S.V. Ionic liquids in cationic polymerization: A review. // J. Mol. Liq., 2024, P. 124037. https://doi.org/10.1016/j.molliq.2024.124037.
2. Berezianko I.A., Vasilenko I.V., Kostjuk S.V. Silica gel supported ionic liquids as effective and reusable catalysts for the synthesis of highly reactive polyisobutylene in non-polar media // Polymer Chemistry. 2022. 13. рр. 6625-6636. https://doi.org/10.1039/D2PY01104B
3. Berezianko I.A.; Nikishau P.A.; Vasilenko I.V.; Kostjuk S.V. Liquid coordination complexes as a new class of catalysts for the synthesis of highly reactive polyisobutylene. // Polymer, 2021, 226, P. 123825.
4. Makarevich M.I.; Nikishau P.A.; Berezianko I.A.; Glushkova T.V.; Rezvova M.A.; Ovcharenko E.A.; Bekmukhamedov G.E.; Yakhvarov D.G.; Kostjuk S.V.  Aspects of the Synthesis of Poly(styrene-block-isobutylene-block-styrene) by TiCl₄-Co-initiated Cationic Polymerization in Open Conditions. // Macromol, 2021, 1, P. 243-255.
5. Shiman D.I.; Berezianko I.A.; Vasilenko I.V.; Kostjuk S.V. Cationic Polymerization of Isobutylene and C4 Mixed Feed Using Complexes of Lewis Acids with Ethers: A Comparative Study. // Chinese Journal of Polymer Science (English edition), 2019, 37(9), P. 891-897.
6. Berezianko I. A.; Vasilenko, I.V.; Kostjuk S.V. Cationic polymerization of isobutylene co-initiated by chloroferrate imidazole-based ionic liquid: The advantageous effect of initiator and aromatic compounds // European Polymer Journal, 2019, 121, P. 109307.
7. Berezianko I.A.; Vasilenko I.V.; Kostjuk, S.V.  Acidic imidazole-based ionic liquid in the presence of diisopropyl ether as catalysts for the synthesis of highly reactive polyisobutylene: Effect of ionic liquid nature, catalyst aging, and sonication.  // Polymer, 2018, 145, P. 382-390.
8. Vasilenko I.V.; Berezianko I.A.; Shiman D.I.; Kostjuk S.V. New Catalyst for the Synthesis of Highly Reactive Polyisobutylene: Chloroaluminate Imidazole-Based Ionic Liquid in the Presence of Diisopropyl Ether.  // Polym. Chem., 2016, 7, P. 5615–5619.

Patents

1. Corberan R.; Mühlbach K; Wetling T.; Kostjuk S.; Vasilenko I.; Shiman D.; Berazianka I. Process for preparing high-reactivity isobutene homo- or copolymers. WO2018015306.

2. Lederhose P.; Mühlbach K.; Kostjuk S.; Vasilenko I.; Berezianko I. Process for preparing high‑reactivity isobutene homo- or copolymers. EP3950736A1.