Results 11 to 20 of about 135,374 (222)

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

Performance and Mechanism Research on ZnO Varistor Ceramics Prepared by Microwave Sintering

open access: yesInternational Journal of Ceramic Engineering & Science
To solve the problems of high sintering temperature, uneven grain growth, and limited electrical property optimization in traditional ZnO varistor ceramics, this study adopted microwave sintering (1000°C–1100°C, ZnO matrix with Bi2O3 dopants), using ...
Zhiyao Fu   +3 more
doaj   +2 more sources

Sintesis de ceramicos de ZnO dopados con praseodimio y cobalto

open access: yesMaterials Research, 2003
Zinc oxide, ZnO, is a very interesting compound in science and electronic ceramics technology. ZnO ceramics containing some additives were reported to show varistor action with excellent nonlinearity in current - voltage characteristics.
Ana Milena Cruz   +3 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

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

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

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

Simulação da difusão do zinco e do oxigênio, e análise da durabilidade de varistor de ZnO utilizando o planejamento fatorial

open access: yesCerâmica, 2000
A durabilidade do varistor de ZnO está relacionada com suas características elétricas, microestruturais, térmicas e com o fenômeno de transporte de massa nos contornos de grão durante o processo de operação do varistor.
Pariona M. M., Pianaro S. A.
doaj   +1 more source

Sample preparation and varistor physical properties measurement of ZnO+0.01Sb2O3 [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2003
The disc-shape ZnO+0.01Sb2O3 samples were prepared by standard ceramic techniques. The sample indicates white colour and was characterized by XRD. The prepared sample is varistor which shows breakdown field strength of 87.18 V/mm and non-linearity ...
Juggaroen, N, Casol, W., Panmatarith, T.
doaj   +1 more source

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