Hed of Department of Surface Photonics Doctor of Sciences (Chemistry), Senior Researcher       Fax: +380 44 424-35-67 E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. This email address is being protected from spambots. You need JavaScript enabled to view it.

O.P. Linnik works at the Chuiko Institute of Surface Chemistry of National Academy of Sciences of Ukraine since 1998.

Scientific interests

Design and synthesis of eco-friendly multicomponent photocatalysts (sol-gel method, pulsed laser deposition) and investigation of structure, morphology, photoelectrochemical characteristics, phase composition and surface chemistry of nanomaterials; photocatalytic processes of anthropogenic pollutants’ degradation and determination of key points affecting its efficiency; investigation directed to more effective usage of plant wastes (lignin) by means of photocatalytic transformation to low-molecular-weight chemical compounds.

Background

1991-1996 - graduated from Taras Shevchenko National University of Kyiv, chemical department

2004 – Doctor Degree of Natural Sciences (Dr. rer. nat.), Institute of Inorganic Chemistry, Friedrich-Alexander-University, Erlanger-Nurnberg, Germany (PhD thesis “Photocatalytic dinitrogen fixation at metal titanate thin films”) (in English)

2008 – PhD in Chemistry, specialty “physics and chemistry of surface” (nostrofication, candidate dissertation “Photocatalytic dinitrogen fixation at metal titanate thin films”).

2017 – Senior Researcher, specialty “Chemistry”

2021 – Doctor of Chemistry, specialty 102 “Chemistry” (02.00.04 “Physical Chemistry”, doctoral dissertation “Physicochemical approaches to hybrid semiconductive films’ synthesis for ecological photocatalysis”).

Scientific work

Author of 120 scientific works including 44 papers, 5chapters in a books, 2 Ukrainian patent for invention and 69 abstracts.

Selected publications

1. A. Kramar, I. Laguta, V. Anishchenko, O. Stavinskaya, P. Kuzema, N. Smirnova, R. Ivannikov, O. Linnik. Comparative Study on Phenolic Content and Antioxidant/Reducing Properties of Extracts from Various Types of Camelina Plant Biomass // Waste Biomass Valor. – 2025. – P. 01-14. doi: 10.1007/s12649-025-02931-y.

2. A. Kramar, Yu. Bibik, A. Dyachenko, O. Chernyayeva, V. Vorobets, G. Kolbasov, N. Smirnova, S. Gaidai, O. Ischenko, A. Eremenko, O. Linnik. Advanced design of sol-gel derived multilayered cerium titanate films: structural, surface, photoelectrochemical and photocatalytic properties // Mater. Chem. Phys. – 2024. – V. 124 – №129679. doi: 10.1016/j.matchemphys.2024.129679

3. A. S. Kramar, M. L. Malysheva, V. M. Anishchenko, P. O. Kuzema, O. M. Stavinskaya, N. P. Smirnova, I. V. Laguta, R. V. Ivannikov, O. P. Linnik. Photocatalytic Conversion of Lignin in the Presence of Titania and Iron Titanate Films // Theor. Exp. Chem. – 2023. – V. 59 – P. 178-185. doi: 10.1007/s11237-023-09776-3

4. A. Kramar, V. Anishchenko, P. Kuzema, N. Smirnova, I. Laguta, O. Stavinskaya, R. Ivannikov, O. Linnik. Features of lignosulfonate depolymerization and photocatalytic transformation to low-molecular-weight compounds over nano-sized semiconductive films // Applied Nanoscience – 2022. – V.12. – P. 2345-2355. doi: 10.1007/s13204-022-02492-9

5. D. Ihnatiuk, V. Vorobets, M. Šihor, C. Tossi, G. Kolbasov, N. Smirnova, I. Tittonen, A. Eremenko, K. Kočí, O. Linnik. Photoelectrochemical, photocatalytic and electrocatalytic behavior of titania films modified by nitrogen and platinum species // Applied Nanoscience – 2021. – P. 01-13. doi: 10.1007/s13204–021–01690–1.

6. O. Linnik, G. Popescu-Pelin, N. Stefan, N. Chorna, N. Smirnova, C.N. Mihailescu, C. Ristoscu, I.N. Mihailescu. Investigation of iron doped TiO2 films synthesized in N2/CH4 via Pulsed Laser Deposition technique // Appl. Nanosci. – 2020. – V. 10 – P. 2569-2579. doi: 10.1007/s13204-020-01309-x

7. D. Ihnatiuk, C. Tossi, I. Tittonen, O. Linnik. Effect of synthesis conditions of Nitrogen and Platinum co-doped titania films on the photocatalytic performance under simulated solar light // Catalysts – 2020. – V. 10, N 9 – P. – 1074. doi: 10.3390/catal10091074