Showing 101 - 120 results of 304 for search '"varistor"', query time: 0.18s Refine Results
  1. 101

    Enhance protection of electronic appliances through multivariate modelling and optimization of ceramic core materials in varistor devices by Dorraj, Masoumeh, Abdollahi, Yadollah, Mohd. Said, Suhana, Mohd. Sabri, Mohd. Faizul, Sairi, Nor Asrina, Woi, Pei Meng, Abouzari-lotf, Ebrahim

    Published 2015
    “…Afterward, the models predicted the optimized amounts of the additives which maximized the quality of the varistors. The predicted condition was fabricated as final varistors that were electrically characterized to compare their nonlinear coefficients as the quality indicator. …”
    Article
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    Sinterização de cerâmicas em microondas. Parte II: sinterização de varistores ZnO-CuO, ferrita e porcelanas Microwave sintering of ceramics.... by R. R. Menezes, P. M. Souto, R. H. G. A. Kiminami

    Published 2007-06-01
    “…Foram sinterizados materiais com elevada perda dielétrica, varistores ZnO-CuO e ferrita, e materiais que apresentam mudanças bruscas no comportamento dielétrico com o aumento de temperatura, com pequena perda dielétrica na temperatura ambiente, mas perda elevada em altas temperaturas, porcelanas. …”
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    Effect of Co3O4 doping on nonlinear coefficient in Zn-Bi-Ti-O varistor ceramics by Mohd Ghazali, Mohd Sabri, Zakaria, Azmi, Wan Abdullah, Wan Rafizah, Mohd Zaid, Mohd Hafiz, Matori, Khamirul Amin

    Published 2015
    “…In the ZnO based varistor, the improvement of nonlinear coefficient (α) and prevention of evaporation of Bi2O3 during heat treatments can be achieved by the addition of MnO2 or Co3O4. …”
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    Article
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    Degradation phenomena in Praseodymium Oxide-based Zinc Oxide varistor ceramics derived-through modified citrate technique by Wan Abdullah @ Wan Abd. Rahman, Wan Rafizah

    Published 2014
    “…PrCrO3 spinel has been developed in varistor ceramics doped with 0.8 mol% Pr6O11 and 1.0 mol% Cr2O3. …”
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    Thesis
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    Effect of sintering time on microstructure and electrical properties of varistor ceramics ZnO-CoO-SLS glass by Ismail, Nur Quratul Aini, Sa’at, Nor Kamilah, Mohd Zaid, Mohd Hafiz

    Published 2021
    “…The influence of sintering time on the microstructure and electrical properties of ZnO-CoO-SLS (soda lime silica) glass varistor based ceramics has been investigated. With increased sintering time, the density of the sintered pellets increased from 5.060 to 5.644 g/cm3 resulting in an increase of the nonlinear coefficient and barrier height of the ZnO-CoOSLS glass varistor ceramics from 6.742 to 8.252 and 0.846 to 0.955 eV, respectively. …”
    Article
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    Electrical Parameters of SnO<sub>2</sub> Based Varistor Ceramics with CaO and BaO Additions by O. V. Gaponov, O. V. Vorobiov, A. M. Vasyliev

    Published 2017-09-01
    “…</span></p><p><strong><br />Key words:</strong><span> varistor, SnO</span><sub>2</sub><span>, ceramics, grain boundary, CaO, BaO, electric conductivity, specific resistance, grain size.…”
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    Article