image of the person

Sergey Poznyak


Leading Researcher
PhD (Chemistry)

Department: Laboratory of thin films chemistry
Phone: +375 (17) 209-53-02



  •  h-index (Scopus) – 24
  •  h-index (Web of Science) - 24
  • h-index (Google scholar) – 27

Subject and Class of Degrees

  • 1980 - graduate of Belarusian State University, Chemistry Department;
  • 1980-1983 -  post-graduate student, Chemistry Department of the Belarusian State University, Minsk;
  • 1986 - candidate of chemical sciences (PhD in Physical Chemistry), Belarusian State University (diploma XM No 016522 issued by USSR Highest Attestation Commission). Theme of the thesis: "Photochemical and photoelectrochemical processes on the surface of bismuth oxide and oxyhalides”.


  • 1983-1985: junior researcher of the laboratory of high-temperature reactions,RIPCP BSU;
  • 1985-1986: junior researcher of the laboratory of synthesis and modification of inorganic compounds, RIPCP BSU;
  • 1986-1988: researcher of the laboratory of photographic processes, RIPCP BSU;
  • 1988-1991: researcher of the laboratory of thin films and phototechnologies, RIPCP BSU;
  • 1991-2000: senior researcher of the laboratory of thin films and phototechnologies, RIPCP BSU;
  • 2000-2016: senior researcher of the laboratory of thin films chemistry, RIPCP BSU;
  • since 2016: leading researcher of the laboratory of thin films chemistry, RIPCP BSU. 

Current research activity

  • synthesis and investigation of nanostructured TiO2/hydroxyapatite coatings for biological applications;
  • development of ultrablack coatings for optical devices;
  • development of sensing and corrosion preventive materials based on controlled release of active species encapsulated in polymeric or inorganic micro- and nanocapsules;
  • synthesis and investigation of 2D nanomaterials (graphene and Mxenes).

List of Selected Publications: 

  1. Monastyreckis G., Stepura A., Soyka Y., Maltanava H., Poznyak S. K., Omastová M., Aniskevich A., Zeleniakiene D. Strain sensing coatings for large composite structures based on 2D MXene nanoparticles// Sensors. 2021. Vol. 23. P. 2378 (8 р.).
  2. Novell-Leruth G., Pérez-Sánchez G., Galvão T. L. P., Boiba D., Poznyak S., Carneiro J., Tedim J., Gomes J. R. B. Unveiling the local structure of  2mercaptobenzothiazole intercalated in (Zn2Al)  layered double hydroxides // Applied Clay Science. 2020. Vol. 198.  P. 105842. (IF 4,605)
  3. Ovodok E., Maltanava H., Poznyak S., Ivanovskaya M., Shendziukou U., Spacek V., Scharnagl N., Maia F., Tedim J. Rhodamine-loaded TiO2 particles for detection of polymer coating UV degradation // Materials Today: Proceedings. 2020. Vol. 20, Pt. 3. P. 320-328.
  4. Mikhailau A., Maltanava H., Poznyak S. K., Salak A. N., Zheludkevich M. L., Yasakau K. A., Ferreira M. G. S. One-step synthesis and growth mechanism of nitrate intercalated ZnAl LDH conversion coatings on zinc // Chem. Comm. 2019. Vol. 55, № 48. P. 6878-6881.
  5. Maltanava H., Poznyak S., Ivanovskaya M., Scharnagl N., Starykevich M., Salak A., Soares M.R., Mazanik A. Effect of fluoride-mediated transformations on electrocatalytic performance of thermally treated TiO2 nanotubular layers // J. Fluorine Chem. 2019. Vol. 221. P. 34-41.(IF 2,332)
  6. Starykevich M., Maltanava H., Tedim J., Poznyak S. K.,  Ferreira M. G. S. Electrosynthesis of ordered TiO2 nanotubular layers in deep eutectic solvents and their properties // J. Electrochem. Soc. 2019. Vol. 166, Iss. 10. P. H377-H386. (IF3,721)
  7. Maltanava H., Poznyak S., Ovodok E., Ivanovskaya M., Maia F., Kudlash A., Scharnagl N., Tedim J. Synthesis of ZnO mesoporous powders and their application in dye photodegradation // Materials Today: Proceedings.  2018. Vol. 5, № 9. Pt. 2    P. 17414-17421. (IF 0,97)
  8. Ovodok E., Maltanava H., Poznyak S., Ivanovskaya M., Kudlash A., Scharnagl N., Tedim J. Sol-gel template synthesis of mesoporous carbon-doped TiO2 with photocatalytic activity under visible light // Materials Today: Proceedings. 2018. Vol. 5, № 9. Pt. 2  P. 17422-17430. (IF 0,97)
  9. Lisenkov A.D., Poznyak S.K., AlmeidaC.M.R., Zheludkevich M.L., Ferreira M.G.S. Encapsulation of Al and Ti-Al alloy 1-D nanorods into oxide matrix by powerful pulsed discharge method // J. Solid. State Electrochem. 2018. Vol 22, № 12.  P. 3913-3920. (IF2,646)
  10. Ovodok E., Maltanava H., Poznyak S., Ivanovskaya M., Kudlash A., Scharnagl N., Tedim J. Synthesis and characterization of efficient TiO2 mesoporous photocatalysts // Materials Today: Proceedings. 2017.  Vol. 4, № 11.  P. 11526-11533.
  11. Maltanava H. M., Poznyak S. K., Ivanovskaya M. I., Gaevskaya T. V. Photocatalytically prepared Au nanoparticles on TiO2 nanotubes for electrocatalytic application // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes to Nanomeeting-2017 / eds. V.E. Borisenko [et al.]. World Scientific.  2017. P. 315-318.
  12. Ivanou D.K., Ivanova Yu.A., Poznyak S.K., Starikevich M., Ferreira M., Mendes A., Streltsov E.A. Spectral sensitization of TiO2 with electrodeposited PbSe: improvement of photocurrent stability and light conversion efficiency // Electrochim. Acta. 2017. Vol. 249C. P. 369-376. 
  13. Maltanava H. M., Poznyak S. K., Ivanovskaya M. I., Gaevskaya T. V. Photocatalytically prepared Au nanoparticles on TiO2 nanotubes for electrocatalytic application // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes to Nanomeeting-2017 / eds. V.E. Borisenko [et al.]. World Scientific, 2017.  P. 315-318.
  14. Ovodok E., Ivanovskaya M., Poznyak S., Scharnagl N., Tedim J. Characterization of surface species on mesoporous TiO2 prepared by TiC oxidation // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes to Nanomeeting-2017 / eds. V.E. Borisenko [et al.].  World Scientific, 2017. P. 311-314.
  15. Maltanava H., Poznyak S., Starykevich M., Ivanovskaya M. Electrocatalytic activity of Au nanoparticles onto TiO2 nanotubular layers in oxygen electroreduction reaction: size and support effects // Electrochimica Acta. 2016. Vol. 222. P. 1013-1020.
  16. Ulasevich S.A., Poznyak S.K., Kulak A.I., Karpushenkov S.A., Lisenkov A.D., Skorb E.V. Deposition of hydroxyapatite-incorporated TiO2 coating on titanium using plasma electrolytic oxidation coupled with electrophoretic deposition // RCS Advances. 2016. Vol. 6. P 62540-62544.
  17. Ulasevich S.A., Brezesinski G., Möhwald H., Fratzl P., Schacher F.H., Poznyak S.K., Andreeva D.V., Skorb E.V. Light-induced water splitting causes high-amplitude oscillation of pH-sensitive Layer-by-Layer assemblies on TiO2 // Angew. Chem. Int. Ed. 2016. Vol . 55, № 42. P. 13001-13004.
  18. Lisenkov A.D.,Poznyak S.K., Zheludkevich M.L., Ferreira M.G.S. Aluminum anodization in deionized water as electrolyte // J. Electrochem. Soc. 2016. Vol. 163, № 7. P. C364-C368.
  19. Fedotov A.S., Shepelevich V., Poznyak S., Tsybulskaya L., Mazanik A., Svito I., Gusakova S., Zukowski P., Koltunowicz T.N. Simulation of polycrystalline bismuth films seebeck coefficient based on experimental texture identification // Mater. Chem. Phys. 2016. Vol. 177. P. 413-416.
  20. Ulasevich S.A., Poznyak S.K., Kulak A.I., Lisenkov A.D.,Starykevich M., Skorb E.V. Photocatalytic deposition of hydroxyapatite onto titanium dioxide nanotubular layer with fine tuning of layer nanoarchitecture // Langmuir. 2016. Vol. 32, № 16. P. 4016-4021.
  21. Osipovich N.P., Poznyak S.K., Lesnyak V., Gaponik N. Cyclic voltammetry as a sensitive method for in situ probing of chemical transformations in quantum dots // Phys. Chem. Chem. Phys. 2016. Vol. 18. P. 10355-10361.
  22. Kopf J., Ulasevich S., Baidukova O., Zhukova Yu., Dunlop J.W.C., Fratzl P., Rikeit P., Knaus P., Poznyak S.K., Andreeva D.V., Skorb E.V. Ultrasonically Produced Porous Sponge Layer on Titanium to Guide Cell Behavior // Adv. Eng. Mater. 2016. Vol. 18, № 4. P. 476-483.
  23. Malashchonak M.V., Streltsov Е.А., Mazanik A.V., Kulak A.I., Poznyak S.K., Stroyuk O.L., Kuchmiy S.Ya., Gaiduk P.I. Band-gap and sub-band-gap photoelectrochemical processes at nanocrystalline CdS grown on ZnO by successive ionic layer adsorption and reaction method // Thin Solid Films 2015. Vol. 589. P. 145-152.
  24. Fedotov A.S., Poznyak S.K., Tsybulskaya L.S., Shepelevich V.G., Svito I.A., Saad A., Mazanik A.V., Fedotov A.K. Polycrystalline bismuth films: correlation between grain structure and electron transport // Phys. Status Solidi B.  2015. Vol. 252, № 9. P. 2000-2005.
  25. Lisenkov A.D., Poznyak S.K., Montemor M.F., Carmezim M.J., Zheludkevich M.L., Ferreira M.G.S. Titaniafilmsobtainedbypowerfulpulseddischargeoxidationinphosphoricacidelectrolytes // J. Electrochem. Soc. 2014. Vol.161.  №1.  P.D73-D78.
  26. Tebbe M., Cherepanov P., Skorb E.V.,Poznyak S.K.,García de Abajo J., Fery A., Andreeva D.V.,Alvarez Puebla R.A., Pazos-Perez N. SERS platforms of plasmonic hydrophobic surfaces for analyte concentration: hierarchically assembled gold nanorods on anodized aluminum // Part. Part. Syst. Charact. 2014. Vol. 31, № 11.  P. 1134-1140.
  27. Kozitskiy A.V., Stroyuk O.L., Kuchmiy S.Ya., Mazanik A.V., Poznyak S.K., Streltsov Е.А., Kulak A.I., Korolik O.V., Dzhagan V.M. Photoelectrochemical and Raman characterization of nanocrystalline CdS grown on ZnO by Successive Ionic Layer Adsorption and Reaction (SILAR) method // Thin Solid Films. 2014. Vol. 562. P. 56-62.
  28. Vasyliev G.S., Gerasimenko Yu.S., Poznyak S.K., Tsybulskaya L.S. A study of the anticorrosion properties of carbonate deposits to protect low-carbon steel from the action of tap water // Russ. J. Appl. Chem. 2014. Vol. 7,  № 4. P. 450-455.
  29. Poznyak S.K., Kulak A.I. Optical and photoelectrochemical properties of lead zirconate titanate thin films obtained by the sol-gel method // J. Appl. Spectrosc. – 2014. Vol. 81, № 5. P. 866-872.
  30. Bekish Yu.N., Poznyak S.K., Tsybulskaya L.S., Gaevskaya T.V., Kukareko V.A., Mazanik A.V. Electrodeposited Ni–Co–B alloy coatings: preparation and properties // J. Electrochem. Soc. 2014. Vol. 161, № 12.  P. D620-D627.
  31. Malashchonak N.V., Mazanik A.L., Poznyak S. K., Streltsov E.A., Kulak A.I., Fedotov A. K., Korolik O.V. Photoelectrochemical and Raman characterization of In2O3 mesoporous films sensitized by CdS nanoparticles // Beilstein J. Nanotechnol. 2013. Vol. 4. P. 255-261.
  32. Stroyuk O.L., Rayevska O.Ye., Shvalagin V.V., Kuchmiy S.Ya., Bavykin D.V., Streltsov E.A., Poznyak S.K. Gelatin-templated mesoporous titania for photocatalytic air treatment and application in metal-chalcogenide nanoparticle-sensitized solar cells // Photochem. Photobiol. Sci. 2013. Vol. 12. P. 621-625.
  33. Malashchonak N.V., Streltsov E.A., Poznyak S.K., Mazanik A.V., Fedotov A.K. Mesoporous indium oxide films sensitized with cadmium sulphide for solar cells application // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes. Proceedings of International Conference Nanomeeting 2013 (eds. V.E. Borisenko, et al.). World Scientific. 2013. P. 473-476.
  34. Ulasevich S.A., Poznyak S.K., Skorb E.V., Kulak A.I. Highly ordered TiO2 nanotubes filled by hydroxyapatite nanoparticles for biomedical applications // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes. Proceedings of International Conference Nanomeeting 2013 (eds. V.E. Borisenko, et al.). World Scientific.  2013. P. 301-304.
  35. PoznyakS.K., LisenkovA.D., FerreiraM.G.S., KulakA.I., ZheludkevichM.L. Impedance behaviour of anodic TiO2 films prepared by galvanostatic anodisation and powerful pulsed discharge in electrolyte // Electrochim. Acta. 2012. Vol. 76. P. 453-461.
  36. Strel’tsov E.A., Ivanov D.K., Ivanova Y.A., Poznyak S.K., Kulak A.I. Photoelectrochemical processes on TiO2 electrodes sensitized by lead selenide nanoparticles // Theor. Exp. Chem. 2012. Vol.48, № 1. P. 33-37.
  37. Lisenkov A.D., Salak A.N., Poznyak S.K., Zheludkevich M.L., Ferreira M.G.S.Anodic alumina films prepared by powerful pulsed dischargeoxidation// J. Phys. Chem. C. 2011. Vol. 115. P. 18634-18639.
  38. Bekish Yu., Poznyak S., Tsybul’skaya L., Gaevskaya T. Corrosion behavior of electrodeposited Ni-B coatings in neutral chloride-containing media // Problems of Corrosion and Corrosion Protection of Materials: V. 2 / Special issue of Journal “Physico-chemical Mechanics of Materials”. №8. Lviv: Karpenko Physico-Mechanical Institute. 2010. Vol. 1. P. 317–323.
  39. Tedim J., Poznyak S.K., Kuznetsova A., Raps D., Hack T., Zheludkevich M.L., Ferreira M.G.S. Enhancement of Active Corrosion Protection via Combination of Inhibitor-Loaded Nanocontainers // ACS  Appl. Mater. Inter. 2010. Vol. 2, № 5. P. 1528-1535.
  40. Bekish Yu.N., Poznyak S.K., Tsybulskaya L.S., Gaevskaya T.V. Electrodeposited Ni–B alloy coatings: structure, corrosion resistance and mechanical properties // Electrochim. Acta. 2010. Vol. 55, № 7. P. 2223-2231.
  41. Zheludkevich M.L., Poznyak S.K., Rodrigues L., Raps D., Hack T., Dick L.F., Nunes T., Ferreira M.G.S. Active protection coatings with layered double hydroxide nanocontainers of corrosion inhibitor // Corr. Sci. 2010. Vol. 52, № 2. P. 602-611.
  42. Zheludkevich M.L., Poznyak S.K., Tedim J., Kuznetsova A., Ferreira M.G.S., Raps D., Hack T. Active anti-corrosion coatings with multi-inhibitor nanocontainers // Pitture e Vernici. 2010. Vol. 86, № 3-4. P. 35-44.
  43. Poznyak S.K., Tedim J., Rodrigues L.M., Salak A.N., Zheludkevich M.L., Dick L.F.P., Ferreira M.G.S. Novel inorganic host layered double hydroxides intercalated with guest organic inhibitors for anticorrosion applications // ACS Appl. Mater. Inter. 2009. Vol.1, № 10. P. 2353–2362.
  44. Poznyak S.K., Zheludkevich M.L., Raps D., Gammel F., Yasakau K.A., Ferreira M.G.S. Preparation and corrosion protective properties of nanostructured titania-containing hybrid sol-gel coatings on AA2024 // Prog. Org. Coat. 2008. Vol. 62. P. 226-235.
  45. Poznyak S.K., Kharton V.V., Frade J.R., Yaremchenko A.A., Tsipis E.V., Yakovlev S.O., Marozau I.P. Behavior of (La,Sr)CoO3- and La2NiO4-based ceramic anodes in alkaline media: compositional and microstructural factors // J. Solid State Electrochem. 2008. Vol.12.  P. 15-30.
  46. Gaponik N., Poznyak S.K., Osipovich N.P., Shavel A., Eychmüller A. Electrochemical probing of thiol-capped nanocrystals // Microchim. Acta. 2007. Vol. 160. P. 327-334.
  47. Lamaka S.V.,Zheludkevich M.L., Yasakau K.A., Serra R., Poznyak S.K., Ferreira M.G.S. Nanoporous titania interlayer as reservoir of corrosion inhibitors for coatings with self-healing ability // Prog. Org. Coat. 2007. Vol. 58. P. 127-135.
  48. Gaponik N., Shavel A., Eychmüller A., Osipovich N.P., Poznyak S.K. Electrochemical study of photochemically treated thiol-capped ZnSe(S) nanocrystals // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes to Nanomeeting-2007 (eds. V.E. Borisenko, et al.. World Scientific.  2007. P. 304-307.
  49. Zheludkevich M., Ferreira M., Poznyak S. Self-healing corrosion protection coatings with nanocontainers of corrosion inhibitiors // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes to Nanomeeting-2007 (eds. V.E. Borisenko, et al.). World Scientific.  2007. P. 380-383.
  50. Osipovich N.P., Poznyak S.K. Underpotential deposition of cadmium adatoms on Te and CdTe // Electrochim. Acta. 2006. Vol. 52. P. 996-1002.
  51. Osipovich N.P., Shavel A., Poznyak S.K., Gaponik N., Eychmüller A. Electrochemical observation of the photoinduced formation of alloyed ZnSe(S) nanocrystals // J. Phys. Chem. B. 2006. Vol.110, № 39. P. 19233-19237.
  52. Biebersdorf A., Dietmüller R., Susha A.S., Rog.  J. Semiconductor nanocrystals photosensitize C60 crystals // Nano Lett. 2006. Vol. 6, № 7. P. 1559-1563.
  53. Poznyak S.K., Kharton V.V., Frade J.R., Yaremchenko A.A., Tsipis E.V., Marozau I.P., Ferreira M.G.S. Electrocatalytic behavior of perovskite-related cobaltites and nickelates in alkaline media // Mater. Sci. Forum.  2006. Vol. 514-516. P. 1391-1395.
  54. Poznyak S.K., Kharton V.V., Frade J.R., Ferreira M.G.S.Electroplating of iron films: microstructural effects of alkaline baths // Mater. Sci. Forum 2006. Vol. 514-516. P. 88-92.
  55. Kulak A.I., Kokorin A.I., Kulak T.I., Poznyak S.K., Meissner D., Pergushev V.I., Sariciftci N.S. Molecular scale organized poly(MDMO-p-phenylene vinylene) – heteropolyacid composites // Synth. Met. 2006. Vol. 156. P. 843-847.
  56. Zheludkevich M.L., Yasakau K.A., Poznyak S.K., Ferreira M.G.S. Triazole and thiazole derivatives as corrosion inhibitors for AA2024 aluminium alloy // Corr. Sci. 2005. Vol. 47. P. 3368-3383.
  57. Poznyak S.K., Talapin D.V., Kulak A.I. Electrochemical oxidation of titanium by pulsed discharge in electrolyte // J. Electroanal. Chem. 2005. Vol. 579. № 2. P. 299-310.
  58. Poznyak S.K., Osipovich N.P., Shavel A., Talapin D.V., Gao M., Eychmu1ller A., Gaponik N. Size-dependent electrochemical behavior of thiol-capped CdTe nanocrystals in aqueous solution // J. Phys. Chem. B. 2005. Vol. 109, № 3. P. 1094-1100.
  59. Gaponik N., Shavel A., Talapin D.V., Poznyak S.K., Osipovich N.P., Gao M. Size-dependent electrochemical behavior of thiol-capped nanocrystals // In: Physics, Chemistry and Application of Nanostructures. Reviews and Short Notes to Nanomeeting-2005 (eds. V.E. Borisenko et al.). World Scientific.  New Jersey etc., 2005. P. 341-344.
  60. Poznyak S.K., Talapin D.V., Shevchenko E.V., Weller H. Quantum Dot Chemiluminescence// Nano Lett. 2004. Vol. 4, № 4. P. 693-698.
  61. Vorobyova T.N., Poznyak S.K., Rimskaya A.A., Vrublevskaya O.N. Electroless gold plating from hypophosphite-dicyanoaurate bath // Surf. Coat. Technol. 2004. Vol. 176. P. 327-336.
  62. Shchukin D., Poznyak S., Kulak A., Pichat P.TiO2-In2O3 photocatalysts: preparation, characterisations and activity for 2-chlorophenol degradation in water // J. Photochem. Photobiol. A: Chem. 2004. Vol. 162. P.423-430.
  63. Ivanov D.K., Poznyak S.K., Osipovich N.P., Streltsov E.A. Electrochemical formation of amorphous selenium films body-doped with nano-sized particles of lead selenide // Russ. Electrochem. 2004. Vol. 40, № 10. P.1217-1225.