Piezotronic Effect on Electrical Characteristics of Bulk ZnO Varistors
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DOI: 10.1002/adem.201600677
Abstract: Electrical barriers at the grain boundaries of ZnO varistors are altered by mechanical stresses, which, therefore, play an important role regarding the functionality of the material. The stresses lead to the modification of electrical properties… read more here.
Keywords: bulk zno; effect electrical; zno varistors; piezotronic effect ... See more keywords
Breakdown phenomenon of ZnO varistors caused by non-uniform distribution of internal pores
Sign Up to like & getrecommendations! Published in 2019 at "Journal of The European Ceramic Society"
DOI: 10.1016/j.jeurceramsoc.2019.06.043
Abstract: Abstract Here, we analyzed the internal structure of ZnO varistors with X-ray micro-CT technology and showed that the porosity and pore volume at the radial edge is considerably higher than at other regions. Experimental results… read more here.
Keywords: breakdown phenomenon; edge; zno varistors; distribution ... See more keywords