Recent development in lead-free perovskite piezoelectric bulk materials
T Zheng, J Wu, D Xiao, J Zhu - Progress in materials science, 2018 - Elsevier
The elimination of lead in piezoelectric applications remains challenging. Since the
advances in the piezoelectricity were found in the perovskite family in 2000, studies into lead …
advances in the piezoelectricity were found in the perovskite family in 2000, studies into lead …
Giant piezoelectric coefficients in relaxor piezoelectric ceramic PNN‐PZT for vibration energy harvesting
It is well known that the piezoelectric performance of ferroelectric Pb (Zr, Ti) O3 (PZT) based
ceramics is far inferior to that of ferroelectric single crystals due to ceramics' polycrystalline …
ceramics is far inferior to that of ferroelectric single crystals due to ceramics' polycrystalline …
Giant strain response and structure evolution in (Bi0. 5Na0. 5) 0.945− x (Bi0. 2Sr0. 7□ 0.1) xBa0. 055TiO3 ceramics
The microstructure, electric-field-induced strain, polarization, and dielectric permittivity in (Bi
0.5 Na 0.5) 0.945− x (Bi 0.2 Sr 0.7□ 0.1) x Ba 0.055 TiO 3 (BNBT–xBST)(0≤ x≤ 0.08) …
0.5 Na 0.5) 0.945− x (Bi 0.2 Sr 0.7□ 0.1) x Ba 0.055 TiO 3 (BNBT–xBST)(0≤ x≤ 0.08) …
Thermal and compositional driven relaxor ferroelectric behaviours of lead-free Bi 0.5 Na 0.5 TiO 3–SrTiO 3 ceramics
The dielectric, piezoelectric and ferroelectric properties of (1− x)(Bi0. 5Na0. 5) TiO3–xSrTiO3
(BNT–ST) ceramics (0≤ x≤ 0.30) are systematically studied in order to investigate their …
(BNT–ST) ceramics (0≤ x≤ 0.30) are systematically studied in order to investigate their …
Stress-modulated relaxor-to-ferroelectric transition in lead-free ferroelectrics
The effect of external mechanical fields on relaxor 0.94 (N a 1/2 B i 1/2) Ti O 3-0.06 BaTi O 3
was investigated by means of temperature-and stress-dependent dielectric constant …
was investigated by means of temperature-and stress-dependent dielectric constant …
Large electric-field-induced strain and energy storage properties in Bi0. 5Na0. 5TiO3-(0.5 Ba0. 7Ca0. 3TiO3-0.5 BaTi0. 8Zr0. 2O3) lead-free relaxor ferroelectric …
Piezoelectric ceramics with high strain can convert electrical energy and mechanical energy
into each other for a wide range of applications.(1-x) Bi 0.5 Na 0.5 TiO 3-x (0.5 Ba 0.7 Ca 0.3 …
into each other for a wide range of applications.(1-x) Bi 0.5 Na 0.5 TiO 3-x (0.5 Ba 0.7 Ca 0.3 …
Giant electrostrain accompanying structural evolution in lead-free NBT-based piezoceramics
X Liu, S Xue, F Li, J Ma, J Zhai, B Shen… - Journal of Materials …, 2018 - pubs.rsc.org
High-performance (Na0. 5Bi0. 5) TiO3 (NBT) lead-free incipient ceramics are promising
piezoactuator materials, but high driving fields to deliver the large strain limits their practical …
piezoactuator materials, but high driving fields to deliver the large strain limits their practical …
High energy-storage properties of Bi0. 5Na0. 5TiO3-BaTiO3-SrTi0. 875Nb0. 1O3 lead-free relaxor ferroelectrics
Abstract New lead-free ferroelectric (0.94-x) Bi 0.5 Na 0.5 TiO 3-0.06 BaTiO 3-xSrTi 0.875
Nb 0.1 O 3 (BNBT-STN, x= 0 and 0.2) are synthesized by using a solid state reaction …
Nb 0.1 O 3 (BNBT-STN, x= 0 and 0.2) are synthesized by using a solid state reaction …
Evolution of mesoscopic domain structure and macroscopic properties in lead-free Bi0. 5Na0. 5TiO3-BaTiO3 ferroelectric ceramics
Bismuth sodium titanate and related compounds are promising lead-free ferroelectric
materials potentially useful in a wide range of piezoelectric applications. The domain …
materials potentially useful in a wide range of piezoelectric applications. The domain …
Stable antiferroelectricity with incompletely reversible phase transition and low volume-strain contribution in BaZrO3 and CaZrO3 substituted NaNbO3 ceramics
R Zuo, J Fu, H Qi - Acta Materialia, 2018 - Elsevier
In this work a reproducible double polarization versus electric field (PE) hysteresis loop
clearly reveals a room-temperature stable antiferroelectricity (AFE) in virgin NaNbO 3 (NN) …
clearly reveals a room-temperature stable antiferroelectricity (AFE) in virgin NaNbO 3 (NN) …