Elaboration of the appropriate methodology and characterization of the special materials for structural component of the SOFC.
Development of the new approaches for description of the of point defects interaction, oxide ion and electron mobility in complex oxides in wide range of oxygen chemical potentials and temperatures.
Analysis and simulation of conjugate transport phenomena in mixed conductors (diffusion, permeability, ionic conductivity).
Elaboration of special designed software for simulation and non-linear fitting of oxygen non-stoichiometry and conductivity vs. p(O2) and temperature data sets.
Atomistic simulations of the complex oxides with high mobility of the oxygen ions.
Scientific software development (C/C++) for simulation, data analysis and automation of the measurements.
Also participated as team member in: ULCOS (CEC), SOFCNET (CEC), COST525 (CEC), MatSILC (CEC).
Total number of papers in refereed journals and issues more than 140, including 4 reviews.
Merkulov OV; Naumovich EN; Patrakeev MV, Markov, AA, Bouwmeester HJM, Leonidov IA, Kozhevnikov VL, Oxygen nonstoichiometry and defect chemistry of perovskite-structured SrFe1-xMoxO3- solid solutions, Solid State Ionics (2016), Vol. 292, Pages: 116-121.
Ferreira NM, Kovalevsky AV, Naumovich EN, Yaremchenko AA, Zakharchuk KV, Costa FM, Frade JR, Effects of transition metal additives on redox stability and high-temperature electrical conductivity of (Fe,Mg)3O4 spinels, Journal Of The European Ceramic Society (2014) Vol.: 34, Issue: 10, Pages: 2339-2350.
A.V. Kovalevsky, A.A. Yaremchenko, E.N. Naumovich, N.M. Ferreira, S.M. Mikhalev, F.M. Costa, J.R. Frade, Redox stability and high-temperature electrical conductivity of magnesium- and aluminium-substituted magnetite, Journal Of The European Ceramic Society Vol. 33 (Nov 2013) Issue: 13-14 Pp: 2751-2760.
A.L. Shaula, V.A. Kolotygin, E.N. Naumovich, Y.V. Pivak and V.V. Kharton, Oxygen Ionic Transport in Brownmillerite-Type Ca2Fe2O5-δ and Calcium Ferrite-Based Composite Membranes, Solid State Phenomena Vol. 200 (2013) pp 286-292.
Andrei V. Kovalevsky,Eugene N. Naumovich, Aleksey A. Yaremchenko, Jorge R. Frade, "High-temperature conductivity, stability and redox properties of Fe3−xAlxO4 spinel-type materials". Journal of the European Ceramic Society 32 (2012) 3255–3263.
Joao C. Waerenborgh, Ekaterina V. Tsipis, Laura C. J. Pereira, Maxim Avdeev, Eugene N. Naumovich and Vladislav V. Kharton, Magnetization, Moessbauer and isothermal dilatometric behavior of oxidized YBa(Co,Fe)4O7+, Dalton Trans., 2012, 41, 667.
Yaremchenko AA, Kovalevsky AV, Naumovich EN, Kharton VV, Frade JR "Hightemperature electrical properties of magnesiowustite Mg1-xFexO and spinel Fe3-x-yMgxCryO4 ceramics", Solid State Ionics, (2011) 192, 252-258.
Tsipis EV, Naumovich EN, Patrakeev MV, Yaremchenko AA, Marozau IP, Kovalevsky AV, Waerenborgh JC, Kharton VV "Oxygen deficiency, vacancy clustering and ionic transport in (La,Sr)CoO3-", Solid State Ionics, (2011) 192, 42-48.
V.V.Kharton, F.M.Figueiredo, L.Navarro, E.N.Naumovich, A.V.Kovalevsky, A.A.Yaremchenko, A.P.Viskup, A.Carneiro, F.M.B.Marques and J.R.Frade. "Ceria-based materials for solid oxide fuel cells." Journal of Materials Science 36 (2001): 1105-1117.
V.V.Kharton, A.A.Yaremchenko and E.N.Naumovich. "Research on the electrochemistry of oxygen ion conductors in the former Soviet Union. II. Perovskite-related oxides." Journal of Solid State Electrochemistry 3 (1999): 303-326.
V.V.Kharton, A.P.Viskup, E.N.Naumovich and F.M.B.Marques. "Oxygen ionic transport in La2NiO4-based ceramics." Journal of Materials Chemistry 9 (1999): 2623-2630.
V.V. Kharton, A.V. Kovalevsky, A.P. Viskup, A.L. Shaula, F.M. Figueiredo, E.N. Naumovich and F.M.B. Marques. "Oxygen transport in Ce0.8Gd0.2O2- - based composite membranes." Solid State Ionics 160 (2003): 247-258.
V.V.Kharton, A.V.Kovalevsky, A.P.Viskup, F.M.Figueiredo, A.A.Yaremchenko, E.N.Naumovich and F.M.B.Marques. "Oxygen permeability of Ce0.8Gd0.2O2- - La0.7Sr0.3MnO3- composite membranes." Journal of the Electrochemical Society 147 (2000): 2814-2821.
V.V.Kharton, E.N.Naumovich and A.V.Nikolaev. "Materials of high temperature oxygen electrochemical membranes." Journal of Membrane Science 111 (1996): 149-157.
V.V.Kharton, E.N.Naumovich, A.A.Vecher and A.V.Nikolaev , "Oxide ionic conduction in Ln(Sr)CoO3 (Ln= La,Pr,Nd)." Journal of Solid State Chemistry (1995), vol.120, pp.128-136.