Results 91 to 100 of about 4,266 (203)
Consideration of surge arresters for low voltage mains applications [PDF]
The work presented in this report details the background to surge arresters and surge protective device components, viz., spark gaps, gas discharge tubes and metal oxide varistors.
Michalopoulos, Aristidis
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Titanium dioxide (TiO2) varistors doped with tungsten oxide (WO3) and bismuth oxide (Bi2O3) were investigated. The microstructure and electrical characterization were studied, where the effects of different concentrations of WO3 and a fixed amount of ...
Z. Kothandapani +4 more
doaj +1 more source
Effects of Dopants and Processing Parameters on the Properties of ZnO-V2O5-Based Varistors Prepared by Powder Metallurgy: A Review. [PDF]
Lungu MV.
europepmc +1 more source
Low distortion automatic phase control circuit [PDF]
A voltage controlled phase shifter is rendered substantially harmonic distortion free over a large dynamic input range by employing two oppositely poled, equally biased varactor diodes as the voltage controlled elements which adjust the phase shift ...
Hauge, G., Pederson, C. W.
core +1 more source
للسيراميك استخدامات عديدة علي نطاق واسع في مجال الكهرباء (الالكترونيات). ويتسع مدى هـذه الاستخدامات ليشمل الوقاية من خطر الجهد باستخدام الفارستور (Varistors) إلى مقاومات الفارستور (Varistors) ذات درجة الحرارة الموجبة إلى العوازل السيراميكية ...
D. E. Ibrahim, Osama Desouky
doaj +1 more source
A Bibliometric and Comprehensive Review on Condition Monitoring of Metal Oxide Surge Arresters. [PDF]
Zacarias TG, Sant'Ana WC.
europepmc +1 more source
This paper investigated the effects of sintering temperature on the microstructure and electrical properties of ZrO2-doped zinc oxide (ZnO) varistor ceramics. The results show that, the additive ZrO2 exists as independent second phase between ZnO grains,
Pengkang Xie, Jianping Hu
doaj +1 more source
The growth of ZnO crystals from the melt
The peculiar properties of zinc oxide (ZnO) make this material interesting for very different applications like light emitting diodes, lasers, and piezoelectric transducers.
Bates +30 more
core +1 more source
Hardening communication ports for survival in electrical overstress environments [PDF]
Greater attention is being focused on the protection of data I/O ports since both experience and lab tests have shown that components at these locations are extremely vulnerable to electrical overstress (EOS) in the form of transient voltages.
Clark, O. Melville
core +1 more source
Effect of sintering temperature and heat treatment on electrical properties of indium oxide based ceramics [PDF]
Indium oxide based ceramics with bismuth oxide addition were sintered in air in the temperature range 800-1300 ºC. Current-voltage characteristics of In2O3-Bi2O3 ceramics sintered at different temperatures are weakly nonlinear.
Bondarchuk, AN +5 more
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