Results 11 to 20 of about 122,559 (221)

Dielectric Loss and Electrical Conductivity Behaviors of Epoxy Composites Containing Semiconducting ZnO Varistor Particles [PDF]

open access: yesMolecules, 2022
Polymer nanodielectrics render a great material platform for exhibiting the intrinsic nature of incorporated particles, particularly semiconducting types, and their interfaces with the polymer matrix.
Li Lei   +4 more
doaj   +3 more sources

The Influence of Ni2O3 Doping Concentration on the Alternating Current Aging Characteristics of ZnO Varistor

open access: yesInternational Journal of Ceramic Engineering & Science
When the surge arrester is subjected to the working voltage for an extended period, it undergoes alternating current (AC) aging, which degrades the arrester's parameters and affects the safety of the power grid.
Lei Wang   +4 more
doaj   +3 more sources

Simultaneously Enhanced Potential Gradient and Nonlinearity of ZnO Varistor Ceramics by MnO Doping with Nano-Sized ZnO Powders [PDF]

open access: yesMaterials, 2021
ZnO varistor ceramics with a high potential gradient, as well as a high nonlinear coefficient, were reported and analyzed in this paper. With the use of nano-sized ZnO powders, the average grain size was reduced to about 2.6 μm, which successfully ...
Jianying Li, Kangning Wu, Chenbo Xu
exaly   +3 more sources

Sensitivity of electrical behaviours of ZnO nanoparticle–Bi2O3–Mn2O3varistor system to various La2O3doping compositions

open access: yesJournal of Taibah University for Science, 2022
The effects of La2O3 on the behaviours of ZnO nanoparticle–Bi2O3–Mn2O3 varistors were determined. The discs with various La2O3 compositions (0.0–3.0 mol%) were prepared via traditional ceramic techniques and their characteristics were investigated.
Rabab Sendi
exaly   +3 more sources

Microstructure and Nonohmic Properties of SnO2-Ta2O5-ZnO System Doped with ZrO2 [PDF]

open access: yesThe Scientific World Journal, 2014
The microstructure and nonohmic properties of SnO2-Ta2O5-ZnO varistor system doped with different amounts of ZrO2 (0–2.0 mol%) were investigated. The proposed samples were sintered at 1400°C for 2 h with conventional ceramic processing method.
Xiuli Fu   +3 more
doaj   +2 more sources

Novel Ultrahigh-Performance ZnO-Based Varistor Ceramics [PDF]

open access: yesACS Applied Materials & Interfaces, 2021
Pengfei Qiu, Slavko Bernik, Tian Tian
exaly   +2 more sources

Comportamento reológico de suspensões aquosas de um sistema varistor à base de ZnO Rheological properties of aqueous suspensions of a ZnO varistor system

open access: yesCerâmica, 2007
O comportamento reológico de suspensões cerâmicas apresenta forte dependência do pH, quantidade de dispersante e concentração de sólidos. Quando dispersões são compostas por vários óxidos diferentes, o comportamento reológico pode ser afetado de maneira ...
S. L. M. Brito, D. Gouvêa, R. Ganzella
doaj   +2 more sources

Research of Controlled Components on PZT-ZnO-Based Multifunctional Electronic Ceramics with Piezoelectricity and Varistor Behaviors

open access: yesCeramics
To synergistically integrate piezoelectric and varistor functionalities in a single material, PNN-PZT piezoelectric powder (abbreviated as P) and ZnO-based varistor powder (abbreviated as Z) were utilized to fabricate PZT-ZnO composite ceramics (denoted ...
Yuying Wang   +6 more
doaj   +2 more sources

Synthesis of ZnO based nanopowders via a non-hydrolytic sol gel technique and their densification behaviour and varistor properties [PDF]

open access: yesProcessing and Application of Ceramics, 2010
Hexagonal nanocrystalline varistor grade ZnO particles with size 50 nm and the specific surface area of 28 m2/g have been prepared by non-aqueous gelation technique involving diethylene glycol and triethanolamine.
Shereef Anas   +4 more
doaj   +2 more sources

Synergistic Effects of Pr6O11 and Co3O4 on Electrical and Microstructure Features of ZnO-BaTiO3 Varistor Ceramics. [PDF]

open access: yesMaterials (Basel), 2021
This paper investigated the effects of Pr6O11 and Co3O4 on the electrical properties of ZnO-BaTiO3 varistor ceramics. The Pr6O11 doping has a notable influence on the characteristics of the nonlinear coefficient, varistor voltage, and leakage current ...
Shaifudin MS   +9 more
europepmc   +2 more sources

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