Mixed ionic–electronic conduction and defect chemistry of (Na 0.5 Bi 0.5 TiO 3) 1− x (BiCoO 3) x (0≤ x≤ 0.06) solid solutions

F Yang, Y Du, Y Hu, Q Hu, P Wu… - Journal of Materials …, 2023 - pubs.rsc.org
The electrical conductivity of Na0. 5Bi0. 5TiO3 (NBT)-based materials has been investigated
intensively in the past decade; however, the conduction behaviour with incorporation of …

Electrical conductivity and conduction mechanisms in (Na 0.5 Bi 0.5 TiO 3) 1− x (BiScO 3) x (0.00≤ x≤ 0.25) solid solutions

F Yang, P Wu, DC Sinclair - Journal of Materials Chemistry C, 2018 - pubs.rsc.org
The electrical properties of (Na0. 5Bi0. 5TiO3) 1− x (BiScO3) x (NBT-BS, 0.00≤ x≤ 0.25)
solid solutions are established by ac impedance spectroscopy and electromotive force …

Suppression of electrical conductivity and switching of conduction mechanisms in 'stoichiometric'(Na 0.5 Bi 0.5 TiO 3) 1− x (BiAlO 3) x (0≤ x≤ 0.08) solid solutions

F Yang, P Wu, DC Sinclair - Journal of Materials Chemistry C, 2017 - pubs.rsc.org
(Na0. 5Bi0. 5TiO3) 1− x (BiAlO3) x (0≤ x≤ 0.08) solid solutions were prepared by a solid
state reaction and their electrical properties were established by ac impedance …

From insulator to oxide-ion conductor by a synergistic effect from defect chemistry and microstructure: acceptor-doped Bi-excess sodium bismuth titanate Na 0.5 Bi …

F Yang, JS Dean, Q Hu, P Wu… - Journal of Materials …, 2020 - pubs.rsc.org
The influence of Ti-site acceptor-doping (Mg2+, Zn2+, Sc3+, Ga3+ and Al3+) on the
electrical conductivity and conduction mechanism of a nominally Bi-excess sodium bismuth …

Influence of excess sodium addition on the structural characteristics and electrical conductivity of Na0. 5Bi0. 5TiO3

R Bhattacharyya, S Omar - Solid State Ionics, 2018 - Elsevier
The current study investigates the influence of adding excess Na on the structure and
conductivity of Na 0.5 Bi 0.5 TiO 3. Polycrystalline bulk samples were prepared via …

Effects of Bi deficiency on the microstructural and conductive properties of Na0. 5Bi0. 5TiO3 (NBT) perovskites

X Chen, J Zeng, X Yan, M Zhou, P Tang, T Liang, W Li - Solid State Ionics, 2017 - Elsevier
The effect of Bi deficiency on the microstructure and the conductive properties of sodium
bismuth titanates (NBTs) have been investigated experimentally. A series of NBTs samples …

An overview of oxygen vacancy dynamics in (1− x)(Bi 1/2 Na 1/2) TiO 3–x BaTiO 3 solid solution

Z Fan, CA Randall - Journal of Materials Chemistry C, 2021 - pubs.rsc.org
(Bi1/2Na1/2) TiO3 (BNT) based ceramics have been the hot topic for a few years because of
their multiple functions, from the piezoelectric properties to more recently the electrostatic …

Effects of A-site nonstoichiometry on oxide ion conduction in 0.94BiNaTiO3–0.06BaTiO3 ceramics

S Prasertpalichat, W Schmidt… - Journal of Advanced …, 2016 - World Scientific
Lead free 0.94 (Bi 0. 5 Na 0. 5) TiO3–0.06 BaTiO3 ceramics were prepared by conventional
solid-state mixed oxide route with the A-site stoichiometry modified to incorporate donor …

Electrical and Dielectric Properties of Ca-Doped Bi-Deficient Sodium Bismuth Titanate Na0.5Bi0.49−xCaxTiO3−δ (0 ≤ x ≤ 0.08)

F Yang, Y Hu, Q Hu, P Wu, DC Sinclair - Crystals, 2022 - mdpi.com
Bismuth-deficient sodium bismuth titanate (nominal Na0. 5Bi0. 49TiO2. 985, NB0. 49T)
presents high oxide ion conductivity, which makes it a potential electrolyte material for …

Controlling mixed conductivity in Na 1/2 Bi 1/2 TiO 3 using A-site non-stoichiometry and Nb-donor doping

L Li, M Li, H Zhang, IM Reaney… - Journal of Materials …, 2016 - pubs.rsc.org
Precise control of electronic and/or ionic conductivity in electroceramics is crucial to achieve
the desired functional properties as well as to improve manufacturing practices. We recently …