[HTML][HTML] Are lead-free relaxor ferroelectric materials the most promising candidates for energy storage capacitors?

AR Jayakrishnan, JPB Silva, K Kamakshi… - Progress in Materials …, 2023 - Elsevier
Dielectric capacitors offer high-power density and ultrafast discharging times as compared to
electrochemical capacitors and batteries, making them potential candidates for pulsed …

Electric field-induced transformations in bismuth sodium titanate-based materials

G Viola, Y Tian, C Yu, Y Tan, V Koval, X Wei… - Progress in Materials …, 2021 - Elsevier
Electric field-induced transformations occur in a myriad of systems with a variegated
phenomenology and have attracted widespread scientific interest due to their importance in …

[HTML][HTML] Enhanced antiferroelectric-like relaxor ferroelectric characteristic boosting energy storage performance of (Bi0. 5Na0. 5) TiO3-based ceramics via defect …

L Zhang, R **g, Y Huang, Q Hu, DO Alikin… - Journal of …, 2022 - Elsevier
Abstract Lead-free (Bi 0.5 Na 0.5) TiO 3 (BNT)-based relaxor ferroelectric (RFE) ceramics
have attracted a lot of attention due to their high power density and rapid charge-discharge …

[HTML][HTML] Phase evolution in (1− x)(Na0. 5Bi0. 5) TiO3-xSrTiO3 solid solutions: a study focusing on dielectric and ferroelectric characteristics

G Liu, J Dong, L Zhang, Y Yan, R **g, L ** - Journal of Materiomics, 2020 - Elsevier
In the present work, the nature of phase evolution of (1− x)(Na 0.5 Bi 0.5) TiO 3-xSrTiO 3
(NBT-xST) solid solutions with x of 0–0.6 is revealed by characterizing the dielectric and …

Low-field-driven large strain in lead zirconate titanium-based piezoceramics incorporating relaxor lead magnesium niobate for actuation

Y Jiang, MH Zhang, CF Wu, Z Xu, Z Li, JT Lu… - Nature …, 2024 - nature.com
Studies on the piezoelectric materials capable of efficiently outputting high electrostrains at
low electric fields are driven by the demand for precise actuation in a wide range of …

Progress in lead-free piezoelectric nanofiller materials and related composite nanogenerator devices

Y Zhang, H Kim, Q Wang, W Jo, AI Kingon… - Nanoscale …, 2020 - pubs.rsc.org
Current piezoelectric device systems need a significant reduction in size and weight so that
electronic modules of increasing capacity and functionality can be incorporated into a great …

Giant dynamic electromechanical response via field driven pseudo-ergodicity in nonergodic relaxors

H Qi, T Hu, S Deng, H Liu, Z Fu, J Chen - Nature Communications, 2023 - nature.com
Enhanced electromechanical response can commonly be found during the crossover from
normal to relaxor ferroelectric state, making relaxors to be potential candidates for actuators …

[HTML][HTML] Phase diagram for Bi-site La-doped BiFeO3BaTiO3 lead-free piezoelectric ceramics

M Habib, MH Lee, F Akram, HI Choi, MH Kim… - Journal of …, 2021 - Elsevier
Three different series of lead-free ceramics, ie,(1-y) Bi 1.03 (1-x) La x FeO 3–yBaTiO 3 (y=
0.27, x= 0.00–0.12),(y= 0.30, x= 0.00–0.10), and (y= 0.33, x= 0.00–0.08) are prepared via a …

Thermal stability of dielectric and energy storage performances of Ca-substituted BNTZ ferroelectric ceramics

Y Huang, L Zhang, R **g, Q Hu, DO Alikin… - Ceramics …, 2021 - Elsevier
In this study, we synthesized [Ca x (Bi 0. 5 Na 0.5) 1− x](Ti 0 85 Zr 0.15) O 3 (Ca-substituted
BNTZ) ferroelectric ceramics with x= 0–0.15 using a solid-state reaction technique. The …

Enhanced electrical properties near the morphotropic phase boundary in lead-free Bi0. 5Na0. 34K0. 11Li0. 05Ti1-xNixO3-δ ceramics

P Bhupaijit, N Nuntawong, P Kidkhunthod… - Radiation Physics and …, 2021 - Elsevier
Abstract Bi 0.5 Na 0.34 K 0.11 Li 0.05 Ti 1-x Ni x O 3-δ (BNKLT-xNi with x= 0, 0.005, 0.010,
0.015 and 0.020) lead-free piezoelectric ceramics have been synthesized by the solid-state …