Simultaneously Achieving Colossal Permittivity, Ultralow Dielectric Loss Tangent, and High Insulation Resistivity in Er-Doped SrTiO3 Ceramics via Oxygen Vacancy …

X Zhang, Y Pu, L Zhang, J Zhang, Y Ning… - … Applied Materials & …, 2022 - ACS Publications
High-performance Sr1–x Er x TiO3 (x= 0–0.014) ceramics were sintered in different
atmospheres using the conventional solid-state reaction method. The phase structure and …

Colossal permittivity and low dielectric loss in (Li, Nb) co-doped SrTiO3 ceramics with high frequency and temperature stability

Y Chen, Y Zeng, W Cao, N Chen, G Du - Ceramics International, 2022 - Elsevier
Abstract Sr (Li 1/4 Nb 3/4) x Ti (1-x) O 3 (0.000≤ x≤ 0.04)(STLN) ceramics were
synthesized via a solid-state reaction under a flowing nitrogen atmosphere. Co-do** with …

Surface engineered homo-structure enabling the fast ionic conduction for ceramic fuel cells

MAKY Shah, Y Lu, N Mushtaq, M Yousaf… - Journal of Alloys and …, 2023 - Elsevier
The primary incentive for designing efficient electrolytes is to enhance the specific energy
like power density, ionic conductivity, OCV (open-circuit voltage), and energy efficiency of …

Ultralow dielectric loss in Tb + Ta‐modified TiO2 giant dielectric ceramics via designing defect chemistry

J Fan, T Yang, Y Cao, J Liang - Journal of the American …, 2023 - Wiley Online Library
The environment‐friendly materials exhibiting colossal permittivity play an increasingly
important role in the electronics industry. In this work,(Tb0. 5Ta0. 5) xTi1− xO2 (x= 0, 0.005 …

Dielectric Properties and Nonlinear Electrical Response of Nb5+/Cr3+-Codoped CaCu3Ti4O12 Ceramics

J Boonlakhorn, P Suksangrat, P Thongbai… - ACS Applied …, 2024 - ACS Publications
Adding Nb5+/Cr3+ codopants to CaCu3Ti4O12 ceramics via a solid-state reaction can
significantly reduce the low-frequency loss tangent (tan δ≈ 0.043) compared to undoped …

Colossal permittivity and low dielectric loss in (Nb, Ga) co-doped SrTiO3 ceramics sintered in nitrogen atmosphere

K Li, H Hao, Z Yao, M Cao, H Liu - Ceramics International, 2024 - Elsevier
Abstract Sr (Nb 0.5 Ga 0.5) x Ti 1-x O 3 (x= 1%, 2%, 3%, 5%)(STNG) ceramics were
synthesized in nitrogen atmosphere by a solid state method. All samples exhibited a cubic …

Colossal permittivity in Ta-doped SrTiO3 ceramics induced by interface effects and defect structure: an experimental and theoretical study

K Xue, L Li - Ceramics International, 2023 - Elsevier
The lack of systematic research on the phase structure, defect structure, and polarization
mechanism hinders the full comprehension of the colossal permittivity (CP) behavior for …

Bifunctional europium doped SrTiO3 ceramics with energy storage and photoluminescence

B Zhong, C Zuo, C Yang, S Yang, Y Li, H Yu… - Journal of Alloys and …, 2022 - Elsevier
Rare-earth ion Eu 3+ was doped into SrTiO 3 ceramic to improve its dielectric energy
storage properties and act as luminescence centres. Typically, SrTiO 3 ceramics doped with …

Colossal dielectric permittivity and high energy storage efficiency in barium strontium titanate ceramics co-doped with bismuth and lithium

MS Alkathy, KCJ Raju, JA Eiras - Journal of Physics D: Applied …, 2021 - iopscience.iop.org
The development of energy storage devices in lead-free perovskite materials is critically
important in addressing the environmental issues of perovskite lead. In this article, for the …

Giant Charge Separation-Driving Force Together with Ultrafluent Charge Transfer in TiO2/ZnFe-LDH Photoelectrode via Ferroelectric Interface Engineering

Y He, A Yuan, I Khan, Y Yang, D Cao - Inorganic Chemistry, 2024 - ACS Publications
Hydrogen fuel production using photoelectrochemical (PEC) water-splitting technology is
incredibly noteworthy as it provides a sustainable and clean method to alleviate the energy …