Results 21 to 30 of about 10,401 (293)

Utilizing ferrorestorable polarization in energy-storage ceramic capacitors

open access: yesNPG Asia Materials, 2022
Abstract A self-powered system with a long lifetime would represent an opportunity in the development of a next-generation, standalone Internet of Things. Ceramic capacitors are promising candidates for energy storage components because of their stability and fast charge/discharge capabilities.
Hiroki Matsuo   +2 more
openaire   +1 more source

Effect of sintering temperature on the dielectric, ferroelectric and energy storage properties of SnO2-doped Bi0.5(Na0.8K0.2)0.5TiO3 lead-free ceramics [PDF]

open access: yesJournal of Advanced Dielectrics, 2020
Sintered lead-free Bi0.5(Na0.8K0.2)0.5(Ti0.96Sn0.04)O3 ceramics (BNKTS) have been fabricated via a solid-state reaction. The effect of sintering temperature on the structural, morphological, dielectric, ferroelectric and energy storage properties of ...
Nguyen Truong-Tho, Le Dai Vuong
doaj   +1 more source

A Lead‐Free and High‐Energy Density Ceramic for Energy Storage Applications [PDF]

open access: yesJournal of the American Ceramic Society, 2013
In this work, we demonstrate a very high‐energy density and high‐temperature stability capacitor based on SrTiO 3 ‐substituted BiFeO 3
Correia, Tatiana M.   +6 more
openaire   +2 more sources

Bifunctional Europium Doped SrTiO3 Ceramics with Energy Storage and Photoluminescence [PDF]

open access: yesJournal of Alloys and Compounds, 2021
Abstract 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 0.2% Eu 3+ exhibit high breakdown strength up to 354 kV/cm and a relatively high recoverable energy density of 2.13 J/cm 3 .
Bingjie Zhong   +6 more
openaire   +2 more sources

Ceramic materials for energy conversion and storage: A perspective [PDF]

open access: yesInternational Journal of Ceramic Engineering & Science, 2021
AbstractAdvanced ceramic materials with tailored properties are at the core of established and emerging energy technologies. Applications encompass high‐temperature power generation, energy harvesting, and electrochemical conversion and storage. New opportunities for material design, the importance of processing and material integration, and the need ...
openaire   +3 more sources

SPS-Prepared High-Entropy (Bi0.2Na0.2Sr0.2Ba0.2Ca0.2)TiO3 Lead-Free Relaxor-Ferroelectric Ceramics with High Energy Storage Density

open access: yes, 2023
Compared to batteries and electrochemical capacitors, dielectric capacitors are widely studied because of their huge advantages in terms of charging/discharging speed and power density. In this work, high-entropy (Bi0.2Na0.2Sr0.2Ba0.2Ca0.2)TiO3 lead-free
Chanatip Samart   +6 more
core   +1 more source

The Role of ZnO as a Dopant and an Intergranular Phase in the Electrical Properties of Ca0.6Sr0.4TiO3 Ceramics

open access: yesFrontiers in Energy Research, 2021
ZnO was introduced into Ca0.6Sr0.4TiO3 ceramics as a dopant and an intergrangular phase in this research, followed by detailed structure characterization, energy storage performance analysis, and electrical behavior studies. The results revealed that the
Lin Zhang   +7 more
doaj   +1 more source

Optimizing the grain size and grain boundary morphology of (K,Na)NbO3-based ceramics: Paving the way for ultrahigh energy storage capacitors

open access: yesJournal of Materiomics, 2021
Relaxor dielectric ceramic capacitors are very attractive for high-power energy storage. However, the low breakdown strength severely restricts improvements to the energy storage density and practical application.
Xiaozhi Wang   +6 more
doaj   +1 more source

Energy storage properties in Nd doped AgNbTaO3 lead-free antiferroelectric ceramics with Nb-site vacancies

open access: yes, 2023
It is crucial to discover lead-free materials with ultrahigh recoverable energy density (Wrec) that can be employed in future pulse power capacitors. In this work, a high Wrec of 4.51 J/cm3 was successfully obtained in lead-free Nd-doped AgNb0.8Ta0.2O3 ...
Wang, Dawei   +13 more
core   +1 more source

The Influence of BaTiO 3 Content on the Energy Storage Properties of Bi 0.5 Na 0.5 TiO 3 -Bi(Mg 2/3 Nb 1/3 )O 3 Lead-Free Ceramics

open access: yes, 2023
Na0.5Bi0.5TiO3 (NBT)-based ceramics are promising lead-free candidates for energy-storage applications due to their outstanding dielectric and ferroelectric properties derived from large polarization.
Wang, Dawei   +21 more
core   +1 more source

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