Solid-state crystal growth of lead-free ferroelectrics

P Kabakov, C Dean, V Kurusingal, Z Cheng… - Journal of Materials …, 2020 - pubs.rsc.org
The forecasted restriction of lead containing materials in piezoelectric devices has created
vast interest into the development of alternatives, ie lead-free systems. Since the discovery …

Flexible Lead‐Free Perovskite Oxide Multilayer Film Capacitor Based on (Na0.8K0.2)0.5Bi0.5TiO3/Ba0.5Sr0.5(Ti0.97Mn0.03)O3 for High‐Performance …

P Lv, C Yang, J Qian, H Wu, S Huang… - Advanced Energy …, 2020 - Wiley Online Library
Flexible thin film dielectric capacitors with high energy storage density and a fast charging–
discharging rate have attracted increasing attention as the development of microelectronics …

Polar nano regions in lead free (Na0. 5Bi0. 5) TiO3-SrTiO3-BaTiO3 relaxors: an impedance spectroscopic study

S Praharaj, D Rout, S Anwar, V Subramanian - Journal of Alloys and …, 2017 - Elsevier
Abstract Lead free ternary (0.8− x) Na 0.5 Bi 0.5 TiO 3-0.2 SrTiO 3-xBaTiO 3 (NBT-ST-BT)
relaxor ferroelectric ceramics with dense morphology were investigated by impedance …

Enhanced Energy Storage Performance in Na0.5Bi0.5TiO3-Based Relaxor Ferroelectric Ceramics via Compositional Tailoring

Y Jiang, X Niu, W Liang, X Jian, H Shi, F Li, Y Zhang… - Materials, 2022 - mdpi.com
Owing to the high power density, excellent operational stability and fast charge/discharge
rate, and environmental friendliness, the lead-free Na0. 5Bi0. 5TiO3 (NBT)-based relaxor …

Enhanced energy-storage properties of BaZrO3-modified 0.80Bi0.5Na0.5TiO3–0.20Bi0.5K0.5TiO3 lead-free ferroelectric ceramics

Q Li, J Wang, Z Liu, G Dong, H Fan - Journal of materials science, 2016 - Springer
Large energy-storage density is observed in BaZrO 3 (BZ)-modified 0.80 Bi 0.5 Na 0.5 TiO 3-
0.20 Bi 0.5 K 0.5 TiO 3 (BNBK) lead-free ferroelectric (FE) ceramics synthesized by …

Study of relaxor behavior in a lead-free (Na0. 5Bi0. 5) TiO3-SrTiO3-BaTiO3 ternary solid solution system

S Praharaj, D Rout, V Subramanian, SJL Kang - Ceramics International, 2016 - Elsevier
In this work, single phase lead-free (0.8-x)(Na 0.5 Bi 0.5) TiO 3− 0.2 SrTiO 3-xBaTiO 3 (NBT-
ST-BT) ceramics were prepared by conventional solid state reaction method. The effect of …

Ferroelectric photovoltaic response engineered by lattice strain derived from local metal-ion dipoles

Y Liu, Y Zhao, R Liu, J Zhang, S Zhao - Optics Letters, 2023 - opg.optica.org
An unfavorable inverse relationship between polarization, bandgap, and leakage always
limits the ferroelectric photovoltaic performances. This work proposes a strategy of lattice …

Large electric field induced strain in a new lead-free ternary Na0. 5Bi0. 5TiO3-SrTiO3-BaTiO3 solid solution

S Praharaj, D Rout, SJL Kang, IW Kim - Materials Letters, 2016 - Elsevier
The new lead-free ternary system (0.8-x) NBT-0.2 ST-xBT prepared by solid state reaction
with 100% perovskite phase, undergoes a structural change from pseudo-cubic (x≤ 0.04) to …

Influence of NaNbO3 on the structural, optical and dielectric properties of 0.05(K0.5Bi0.5TiO3)–0.95(NaNbO3) composites ceramics

SK Mohanty, HS Mohanty, B Behera, DP Datta… - Journal of Materials …, 2019 - Springer
A new polycrystalline lead-free 0.05 (K 0.5 Bi 0.5 TiO 3)–0.95 (NaNbO 3)(KBT–NN)
composites ceramics have been prepared by solid-state reaction method and their …

Impact of KBiTiO3 in optical and ferroelectric behavior of NaNbO3 solid solution

SK Mohanty, B Behera, BN Parida, RK Parid… - Journal of Materials …, 2023 - Springer
Embracing mixed oxide state response course, lead-free polycrystalline 0.075 (K0. 5Bi0.
5TiO3)–0.925 (NaNbO3) or 0.075 (KBT)–0.925 (NN) ceramic integrate, and its optical …