Structural and electrical characteristics of potential candidate lead-free BiFeO3-BaTiO3 piezoelectric ceramics S Kim, GP Khanal, HW Nam, I Fujii, S Ueno, C Moriyoshi, Y Kuroiwa, ... Journal of Applied Physics 122 (16), 2017 | 114 | 2017 |
Influence of quenching temperature on piezoelectric and ferroelectrics properties in BaTiO3-Bi (Mg1/2Ti1/2) O3-BiFeO3 ceramics H Nam, S Kim, T Aizawa, I Fujii, S Ueno, S Wada Ceramics International 44, S199-S202, 2018 | 35 | 2018 |
In-situ electric field induced lattice strain response observation in BiFeO3–BaTiO3 lead-free piezoelectric ceramics S Kim, GP Khanal, HW Nam, M Kim, I Fujii, S Ueno, C Moriyoshi, ... Journal of the Ceramic Society of Japan 126 (5), 316-320, 2018 | 19 | 2018 |
A-site cation off-centering contribution on ferroelectricity and piezoelectricity in pseudo-cubic perovskite structure of Bi-based lead-free piezoelectrics S Kim, H Nam, I Fujii, S Ueno, C Moriyoshi, Y Kuroiwa, S Wada Scripta Materialia 205, 114176, 2021 | 12 | 2021 |
Thermal annealing induced recovery of damaged surface layer for enhanced ferroelectricity in Bi-based ceramics H Nam, S Kim, GP Khanal, I Fujii, S Ueno, S Wada Japanese Journal of Applied Physics 58 (SL), SLLD04, 2019 | 11 | 2019 |
Piezoelectric Actuation Mechanism Involving Extrinsic Nanodomain Dynamics in Lead‐Free Piezoelectrics S Kim, R Miyauchi, Y Sato, H Nam, I Fujii, S Ueno, Y Kuroiwa, S Wada Advanced Materials 35 (11), 2208717, 2023 | 10 | 2023 |
Lead-Free BiFeO3-Based Piezoelectrics: A Review of Controversial Issues and Current Research State S Kim, H Nam, I Calisir Materials 15 (13), 4388, 2022 | 10 | 2022 |
Effects of AC-and DC-bias field poling on piezoelectric properties of Bi-based ceramics S Kim, GP Khanal, H Nam, I Fujii, S Ueno, S Wada Journal of the Ceramic Society of Japan 127 (6), 353-356, 2019 | 10 | 2019 |
Effect of A-site off-stoichiometry on ferroelectric and piezoelectric properties of BaTiO3–Bi (Mg1/2Ti1/2) O3–BiFeO3 ceramics H Nam, I Fujii, S Kim, T Aizawa, S Ueno, S Wada Journal of the Ceramic Society of Japan 127 (6), 369-373, 2019 | 8 | 2019 |
Material softening by cation off-centering in Bi-based lead-free piezoelectric ceramics S Kim, H Nam, I FUJII, U Shintaro, C Moriyoshi, Y Kuroiwa, S Wada Japanese Journal of Applied Physics, 2021 | 7 | 2021 |
Variation of leakage current conduction mechanism by heat treatment in Bi-based lead-free piezoelectric ceramics S Kim, H Nam, P Sapkota, GP Khanal, I Fujii, S Ueno, S Wada Journal of Applied Physics 129 (9), 2021 | 6 | 2021 |
Composition dependence of structural and piezoelectric properties in Bi (Mg0. 5Ti0. 5) O3-modified BaTiO3-BiFeO3 ceramics H Nam, I Fujii, S Kim, T Ishii, S Ueno, GP Khanal, Y Kuroiwa, S Wada Japanese Journal of Applied Physics 61 (SN), SN1033, 2022 | 5 | 2022 |
Gravity-induced structural deformation for enhanced ferroelectric performance in lead-free piezoelectric ceramics S Kim, H Nam, JU Rahman, P Sapkota Scripta Materialia 244, 116021, 2024 | 1 | 2024 |
Fabrication of< 100>-oriented Bi (Mg0. 5Ti0. 5) O3-modified BiFeO3-BaTiO3 ceramics and their piezoelectric properties H Nam, I Fujii, S Nakagawa, S Ueno, S Wada Japanese Journal of Applied Physics 62 (SM), SM1002, 2023 | | 2023 |
Solvothermal synthesis of dispersible homogeneous KNbO3 nanocubes from K4Nb6O17 microsheets Y Yamada, P Sapkota, H Nam, E Yamaga, R Kunisada, T Takei, ... Journal of the Ceramic Society of Japan 131 (7), 306-312, 2023 | | 2023 |
Material design direction using materials softening for high performance piezoelectric ceramics S Kim, GP Khanal, H Nam, I Fujii, S Ueno, C Moriyoshi, Y Kuroiwa, ... JSAP Annual Meetings Extended Abstracts The 66th JSAP Spring Meeting 2019 …, 2019 | | 2019 |
Development of BaTiO3-Bi (Mg1/2Ti1/2) O3-BiFeO3 ceramics by various ceramic processing for enhanced piezoelectric properties HW Nam, I Fujii, S Kim, T Aizawa, S Ueno, S Wada JSAP Annual Meetings Extended Abstracts The 66th JSAP Spring Meeting 2019 …, 2019 | | 2019 |
Effect of Post-annealing temperature and time in BaTiO3-Bi (Mg1/2Ti1/2) O3-BiFeO3 piezoelectric ceramics HW Nam, T Aizawa, S Kim, I Fujii, S Ueno, S Wada JSAP Annual Meetings Extended Abstracts The 79th JSAP Autumn Meeting 2018 …, 2018 | | 2018 |
Relationship between crystal strcuture and material softening in BiFeO3-BaTiO3 lead-free piezoelectric ceramics S Kim, GP Khanal, HW Nam, I Fujii, S Ueno, C Moriyoshi, Y Kuroiwa, ... JSAP Annual Meetings Extended Abstracts The 79th JSAP Autumn Meeting 2018 …, 2018 | | 2018 |
Post-annealing and quenching effect on electrical property in BaTiO3-Bi (Mg1/2Ti1/2) O3-BiFeO3 piezoelectric ceramic HW Nam, T Aizawa, S Kim, I Fujii, S Ueno, S Wada JSAP Annual Meetings Extended Abstracts The 65th JSAP Spring Meeting 2018 …, 2018 | | 2018 |