Open Science Harvester of NAS of Ukraine

Method and estimation of parameters of dense part of double electrical layer at the interface electrode-solution of the dye in liquid crystal

by Kovalchuk, O.V.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2011)

Adsorption of ions and thickness dependence of conductivity in liquid crystals

by Kovalchuk, O.V.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2011)

Late Miocene Turtles of Grytsiv (western Ukraine) with Rodent Gnaw Marks on the Carapace Surface

by Yanenko, V., Kovalchuk, O.
Published 2023

Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)

by Dubikovska, A., Kovalchuk, O.
Published 2023

Late Miocene Turtles of Grytsiv (western Ukraine) with Rodent Gnaw Marks on the Carapace Surface

by Yanenko, V., Kovalchuk, O.
Published 2023

Biometric Analysis of Fish Remains from Palaeolake Boltysh (Ukraine)

by Dubikovska, A., Kovalchuk, O.
Published 2023

КОМП’ЮТЕРНЕ МОДЕЛЮВАННЯ ПОВЕДІНКИ СИСТЕМИ ТРУБОПРОВІД–РІДИНА, ДОСЛІДЖЕННЯ І ОЦІНКА ВПЛИВУ СИЛ КОРІОЛІСА НА РУХ РІДИНИ У ТРУБОПРОВОДІ ПРИ РІЗНИХ СПОСОБАХ ЗАКРІПЛЕННЯ...

by Gavrilenko, V.V., Lymarchenko, O.S., Kovalchuk, O.P.
Published 2025

Enamel ultrastructure of lower molars of the red squirrel Sciurus vulgaris (Mammalia, Rodentia) from different populations in Ukraine

by Rekovets, L., Kovalchuk, O., Demeshkant, V., Shevchenko, L.
Published in Theriologia Ukrainica (2019)

Діелектричні властивості нематичного рідкого кристала, модифікованого алмазними наночастинками

by Tomylko, S., Yaroshchuk, O., Kovalchuk, O., Maschke, U., Yamaguchi, R.
Published 2012

Dielectric and electro-optical properties of solutions of chemically modified fullerene С60 in nematic liquid crystal

by Vovk, V.E., Kovalchuk, O.V., Gorishnyj, M.P., Kovalchuk, T.M.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2011)

Characteristics of the dependences of mobility and concentration of charge carriers in monocrystals CdSb(In) after γ-irradiation

by Fedosov, A.V., Koval, Y.V., Jashchinskij, L.V., Kovalchuk, O.V.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2007)

The non-linear dependence of 6СНВТ liquid crystal conductivity on the concentration of gold nanoparticles

by Kovalchuk, O.V., Kopčansky, P., Timko, M., Studenyak, I.P., Kovalchuk, T.M.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2016)

Internal capacitive compensation of the reactive power of the screw electromechanical converter

by Zablodskiy, M. M., Chuenko, R. M., Kovalchuk, S. I., Kruhliak, H. V., Kovalchuk, O. I.
Published 2024

Peculiarities of near-electrode relaxation processes in the polyethylene melt filled with graphite and carbon black

by Kuryptya, Ya.A., Savchenko, B.M., Kovalchuk, O.V., Kovalchuk, T.M., Shostak, T.S.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2016)

Multiferroic based on nematic liquid crystal and nanoparticles

by Kovalchuk, O.V., Kovalchuk, T.M., Kucheriavchenkova, N.M., Sydorchuk, V.V., Khalameida, S.V.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2016)

Nonadditive changes in conductivity of micro PDLC under the influence of carbon nanotubes and magnetic nanoparticles

by Kopčansky, P., Timko, M., Mitrova, Z., Zavisova, V., Koneracka, M., Tomašovičova, N., Tomčo, L., Kovalchuk, O.V., Bykov, V.M., Kovalchuk, T.M.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2013)

Peculiarities of nonadditive changes in conductivity of nano-PDLC under influence of magnetite and single-wall carbon nanotubes

by Kopčanský, P., Timko, M., Mitrova, Z., Tomašovičová, N., Tomčo, L., Kovalchuk, O.V., Kovalchuk, T.M., Oleinikova, I.V., Lad, A.I., Studenyak, I.P.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2014)

Effect of magnetic nanoparticles with various geometrical shapes on morphology and dielectric properties of nanodispersions of nematic liquid crystal in polymer matrix

by Kopčansky, P., Timko, M., Mitrova, Z., Zavisova, V., Koneracka, M., Tomašovičova, N., Tomčo, L., Kovalchuk, O.V., Bykov, V.M., Kovalchuk, T.M., Lad, A.I.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2013)

Morphology and dielectric properties of polymer dispersed liquid crystal with magnetic nanoparticles

by Kopčanský, P., Timko, M., Mitrova, Z., Zavisova, V., Koneracká, M., Tomašovičov, N., Tomčo, L., Gornitska, O.P., Kovalchuk, O.V., Bykov, V.M., Kovalchuk, T.M., Studenyak, I.P.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2010)

Influence of superionic nanoparticles Cu₆PS₅I on dielectric properties of nematic liquid crystal 6СНВТ

by Studenyak, I.P., Demko, P.Yu., Bendak, A.V., Kovalchuk, O.V., Kovalchuk, T.M., Lisý, V., Kopčanský, P., Timko, M., Tomašovičová, N., Zavisova, V., Gdovinova, V., Miskuf, J., Oleinikova, I.V., Lad, A.I., Kucheriavchenkova, N.M.
Published in Semiconductor Physics Quantum Electronics & Optoelectronics (2015)