V. Bijalwan, V. Prajzler, J. Erhart, J. Velazquez, D. Galusek, K. Maca, Rapid pressureless sintering of barium titanate–based piezoceramics and their electromechanical harvesting performance, Journal of the American Ceramic Society, HOBOKEN 07030-5774, NJ, WILEY, p. 6886–6897, 12 pages, ISSN: 0002-7820, n. 11, [Online], 2022
V. Bijalwan, J. Erhart, Z. Spotz, D. Sobola, V. Prajzler, P. Tofel, K. Maca, Composition driven (Ba,Ca)(Zr,Ti)O3 lead-free ceramics with large quality factor and energy harvesting characteristics, Journal of the American Ceramic Society, Hoboken, Wiley and Sons, p. 1088-1101, 14 pages, ISSN: 0002-7820, n. 2, [Online], 2021
V. Bijalwan, V. Prajzler, J. Erhart, H. Tan, P. Roupcová, D. Sobola, P. Tofel, K. Maca, Rapid pressure-less and spark plasma sintering of (Ba0.85Ca0.15Zr0.1T0.9)O3 lead-free piezoelectric ceramics, Journal of the European Ceramic Society, Oxford, Elsevier, p. 2514-2523, 10 pages, ISSN: 0955-2219, n. 4, [Online], 2021
S. Salem, K. Fraňa, I. Nová, J. Erhart, Acoustic Energy Harvesting Using Piezo-Electric Materials, 2020 International Youth Conference on Radio Electronics, Electrical and Power Engineering (REEPE), IEEE, ISBN: 978-1-72815-655-2, 6 pages, [Online], 2020
J. Erhart, V. Bijalwan, F. Solař, K. Maca, Derivation of losses from impedance spectrum for contour modes of ceramic resonator, Journal of Asian Ceramic Societies, Abingdon, Taylor and Francis, p. 291-297, 7 pages, ISSN: 2187-0764, n. 2, [Online], 2020
V. Bijalwan, P. Tofel, Z. Spotz, K. Částková, D. Sobola, J. Erhart, K. Maca, Processing of 0.55(Ba0.9Ca0.1)TiO3-0.45Ba(Sn0.2Ti0.8)O3 lead-free ceramics with high piezoelectricity, Journal of the American Ceramic Society, Hoboken, Wiley and Sons, p. 4611-4624, 14 pages, ISSN: 0002-7820, n. 8, [Online], 2020
V. Bijalwan, P. Tofel, J. Erhart, K. Maca, The complex evaluation of functional properties of nearly dense BCZT ceramics and their dependence on the grain size, Ceramics International, p. 317-326, 10 pages, ISSN: 0272-8842, n. 1, [Online], 2019
P. Holec, J. Valtera, P. Pokorný, O. Baťka, J. Skřivánek, M. Bílek, P. Žabka, J. Beran, P. Mikeš, D. Lukáš, V. Jenčová, E. Kuželová Košťáková, J. Erhart, O. Novák, M. Sivan, Výzkum zpracování lineárních nanovlákenných materiálů pro 2-D a 3-D textilní materiály III, 2019
P. Holec, J. Valtera, P. Pokorný, O. Baťka, M. Bílek, P. Žabka, P. Mikeš, M. Sivan, V. Jenčová, E. Kuželová Košťáková, J. Erhart, J. Beran, D. Lukáš, Výzkum zpracování lineárních nanovlákenných materiálů pro 2-D a 3-D textilní materiály IV, 2019
J. Erhart, P. Půlpán, Width-Extensional Piezoelectric Ceramic Transformer, Journal of Electrical and Electronics Engineering, Oradea, Editura Universitati din Oradea, p. 21-26, 6 pages, ISSN: 1844-6035, n. 2, [Online], 2018
J. Erhart, B. Wodecka-Dus, L. Kozielski, M. Pawelczyk, D. Radoszewska, M. Adamczyk, D. Bochenek, Investigation of La3 doping effect on piezoelectric coefficients of BLT ceramics, Archives of Metallurgy and Materials, Warsaw, Walter de Gruyter GmbH, p. 691-696, 6 pages, ISSN: 2300-1909, n. 2, 2017
J. Erhart, P. Půlpán, M. Pustka, Piezoelectric ceramic resonators, Switzerland, Springer International Publishing, 1, ISBN: 978-3-319-42480-4, 251 pages, 2017
J. Petzelt, V. Janovec, J. Erhart, P. Mokrý, J. Nosek, W. Taylor, Obituary: Jan Fousek (1930-2016), Ferroelectrics 2016, London, Taylor and Francis Group, 5 Howick Palace, London, SW1P 1WG, UK, p. 1-3, 3 pages, ISSN: 1563-5112, n. 12, [Online], 2016
J. Erhart, Transformation and Load Parameters of the Disk Piezoelectric Transformer, IEEE TRANSACTIONS ON POWER ELECTRONICS, PISCATAWAY, IEEE, p. 2437-2442, 6 pages, ISSN: 0885-8993, n. 3, 2016
J. Erhart, Tvarová paměť chytrých materiálů, sborník konference Veletrh nápadů učitelů fyziky, Brno, MUNI a JČMF, 1, ISBN: 978-80-210-8465-0, p. 46-51, 6 pages, [Online], 2016
