Showing results 5 to 24 of 29
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Issue Date | Title | Author(s) | Type | Access Type |
2015 | Defects and charge transport in Mn-doped K0.5Na0.5NbO3 ceramics | Rafiq, Muhammad Asif; Tkach, Alexander; Costa, Maria Elisabete; Vilarinho, Paula Maria | article | |
2022 | Design and Characterization of Novel Barium Strontium Titanate Thick Films for Sub-6 GHz RF Applications | Bouca, Patricia; Figueiredo, Ricardo; Wlodarkiewicz, Anna; Tkach, Alexander; Matos, Joao Nuno; Vilarinho, Paula M.; de Carvalho, Nuno Borges | article | |
2015 | Drastic modification of graphene oxide properties by incorporation of nickel: a simple inorganic chemistry approach | Okhay, Olena; Krishna, Rahul; Tkach, Alexander; Klaeui, Mathias; Guerra, Luis M.; Ventura, Joo; Titus, Elby; Gracio, Jose J. A. | article | |
Sep-2022 | Elastic moduli of potassium sodium niobate ceramics: Impact of spark plasma texturing | Pinho, Rui; Tkach, Alexander; Carpenter, Michael A.; Noudem, Jacques; Costa, M. Elisabete; Vilarinho, Paula M. | article | |
2015 | Electric field modification of magnetotransport in Ni thin films on (011) PMN-PT piezosubstrates | Tkach, Alexander; Kehlberger, Andreas; Buettner, Felix; Jakob, Gerhard; Eisebitt, Stefan; Klaeui, Mathias | article | |
2015 | Electrical and Magnetic Properties of Graphene Films with Ni Nanoparticles | Okhay, Olena; Guerra, Luis M.; Ventura, Joao; Tkach, Alexander; Klaeui, Mathias; Krishna, Rahul; Titus, Elby | article | |
23-Sep-2022 | Flash Sintered Potassium Sodium Niobate: High-Performance Piezoelectric Ceramics at Low Thermal Budget Processing | Serrazina, Ricardo; Tkach, Alexander; Pereira, Luis; Senos, Ana M. O. R.; Vilarinho, Paula M. | article | |
8-Jan-2022 | High Q Dielectric Titanium Tellurite Thick Films on Alumina Substrates for High Frequency Telecommunications | Su, Xinming; Tkach, Alexander; Krupka, Jerzy; Vilarinho, Paula M. | article | |
23-May-2023 | High-frequency dielectric properties of K1-xLixTaO3 ceramics compared to crystals | Nuzhnyy, Dmitry; Petzelt, Jan; Bovtun, Viktor; Kempa, Martin; Repček, Dalibor; Tkach, Alexander; Vilarinho, Paula M.; Kamba, Stanislav | article | |
2015 | Impedance Analysis and Conduction Mechanisms of Lead Free Potassium Sodium Niobate (KNN) Single Crystals and Polycrystals: A Comparison Study | Rafiq, Muhammad Asif; Costa, Maria Elisabete; Tkach, Alexander; Vilarinho, Paula Maria | article | |
2015 | Impedance Analysis and Conduction Mechanisms of Lead Free Potassium Sodium Niobate (KNN) Single Crystals and Polycrystals: A Comparison Study | Rafiq, Muhammad Asif; Costa, Maria Elisabete; Tkach, Alexander; Vilarinho, Paula Maria | article | |
2015 | Low-temperature dielectric relaxations in Y-doped strontium titanate ceramics | Tkach, Alexander; Vilarinho, Paula M.; Almeida, Abilio | article | |
1-Feb-2022 | Low-Temperature Dielectric Response of Strontium Titanate Thin Films Manipulated by Zn Doping | Okhay, Olena; Vilarinho, Paula M.; Tkach, Alexander | article | |
Sep-2023 | Low-temperature solution processing route for potassium sodium niobate (KNN) thin films | Pinho, Rui; Bretos, Iñigo; Jimenez, Ricardo; Calzada, M. Lourdes; Hortigüela, María J.; Otero-Irurueta, Gonzalo; Ivanov, Maxim; Tkach, Alexander; Costa, M. Elisabete; Vilarinho, Paula M. | article | |
2015 | Magnetoelectric properties of epitaxial Fe3O4 thin films on (011) PMN-PT piezosubstrates | Tkach, Alexander; Yazdi, Mehrdad Baghaie; Foerster, Michael; Buettner, Felix; Vafaee, Mehran; Fries, Maximilian; Klaeui, Mathias | article | |
24-Sep-2023 | Metal Oxide Based Thermoelectric Materials | Okhay, Olena; Tkach, Alexander | bookPart | |
2016 | Modification of magnetic anisotropy in Ni thin films by poling of (011) PMN-PT piezosubstrates | Tkach, Alexander; Kehlberger, Andreas; Buettner, Felix; Jakob, Gerhard; Eisebitt, Stefan; Klaeui, Mathias | article | |
Jun-2018 | Oxygen vacancies as a link between the grain growth and grain boundary conductivity anomalies in titanium-rich strontium titanate | Tkach, Alexander; Amaral, Luís; Vilarinho, Paula M.; Senos, Ana M.R. | article | |
17-Oct-2022 | Polyaniline—Graphene Electrodes Prepared by Electropolymerization for High-Performance Capacitive Electrodes: A Brief Review | Okhay, Olena; Tkach, Alexander | article | |
2016 | Quantitative analysis of magnetization reversal in Ni thin films on unpoled and poled (011) [PbMg1/3Nb2/3O3](0.68)-[PbTiO3](0.32) piezoelectric substrates | Tkach, Alexander; Kehlberger, Andreas; Buettner, Felix; Jakob, Gerhard; Eisebitt, Stefan; Klaeui, Mathias | article | |