Colossal permittivity of (Gd+ Nb) co-doped TiO2 ceramics induced by interface effects and defect cluster

Z Cao, J Zhao, J Fan, G Li, H Zhang - Ceramics International, 2021 - Elsevier
Material with high dielectric constant plays an important role in energy storage
elements.(Gd+ Nb) co-doped TiO 2 (GNTO) ceramics with giant dielectric permittivity (> 10 …

Defect engineering in rare‐earth‐doped BaTiO3 ceramics: Route to high‐temperature stability of colossal permittivity

Y Meng, K Liu, X Zhang, X Lei, J Chen… - Journal of the …, 2022 - Wiley Online Library
High‐performance colossal‐permittivity (CP) materials have huge potential applications in
the miniaturization of electronic components and high‐energy storage applications. Here …

Novel SrTiO3-based ceramics with colossal permittivity, low dielectric loss, and high insulation resistivity via defect engineering

B Wang, Y Pu, L Zhang, Y Shang, J Ji, T Wei… - Ceramics …, 2022 - Elsevier
It is a great challenge to high colossal permittivity (CP, Ɛ r) in polycrystal ceramics together
with low dielectric loss (tanδ) and high insulation resistivity (ρ) due to the miniaturization of …

Giant electrostrictive effect in lead-free barium titanate-based ceramics via A-site ion-pairs engineering

Y Huang, C Zhao, J Yin, X Lv, J Ma, J Wu - Journal of Materials …, 2019 - pubs.rsc.org
Electrostrictors offer unique advantages over piezoelectrics, including no poling process,
temperature stability and hysteresis-free strain characteristics. Learning from the distinction …

Good temperature stability and colossal permittivity in TiO2 ceramics doped with Cu2+ and W6+ ions

L Zhou, M Jiang, Y Sun, D Yang, J Xu, Z Peng… - Ceramics …, 2023 - Elsevier
The rutile TiO 2 ceramics substituted with acceptor and donor ions are regarded to be
promising candidate materials for energy storage because of their colossal permittivity (CP) …

Ag+/W6+ co-doped TiO2 ceramic with colossal permittivity and low loss

J Zhu, D Wu, P Liang, X Zhou, Z Peng, X Chao… - Journal of Alloys and …, 2021 - Elsevier
To reduce the dielectric loss of TiO 2 based ceramics, W 6+ ions with high electronegativity,
together with Ag+ ions, were selected into Ti site to synthesize (Ag 2/5 W 3/5) x Ti 1-x O 2 …

A new perovskite-related ceramic with colossal permittivity and low dielectric loss

Z Peng, J Wang, P Liang, J Zhu, X Zhou, X Chao… - Journal of the European …, 2020 - Elsevier
We designed a new type of perovskite-related dielectric energy storage material Na 1/3 Cd
1/3 Bi 1/3 Cu 3 Ti 4 O 12 with colossal permittivity via an ordinary solid-state method …

Enhanced dielectric performance of Niobium and Thulium modified rutile TiO2 ceramics by defect regulation

X Guo, J Kang, R Gu, H Hao, Y Tang, L Jin, X Wei - Ceramics International, 2023 - Elsevier
Colossal permittivity ceramic materials (CP,> 10 3) have the potential of miniaturization and
convenience for electric components. Unfortunately, they are often accompanied by high …

Ultralow dielectric loss in Y‐doped SrTiO3 colossal permittivity ceramics via designing defect chemistry

B Wang, Y Pu, Y Shi, X Guo, L Zhang… - Journal of the …, 2020 - Wiley Online Library
Abstract Effects of doping of Y and sintering atmosphere on the dielectric properties of Sr1‐
1.5 xYxTiO3 ceramics (SYT, x= 0‐0.014) were systematically investigated. The SYT14 (x …

High-Performance Giant Dielectric Properties of Cr3+/Ta5+ Co-Doped TiO2 Ceramics

W Tuichai, S Danwittayakul, N Chanlek… - ACS …, 2021 - ACS Publications
The effects of the sintering temperature on microstructures, electrical properties, and
dielectric response of 1% Cr3+/Ta5+ co-doped TiO2 (CrTTO) ceramics prepared using a …