Materials Science
氧化锌压敏陶瓷
ZnO varistor ceramicsCeramic materials composed primarily of zinc oxide (ZnO) that exhibit a highly non-linear voltage-current characteristic, allowing them to protect electrical circuits from voltage surges. / 主要由氧化锌（ZnO）组成的陶瓷材料，具有高度非线性的伏安特性，可用于保护电路免受电压浪涌冲击。
- Knowledge type
- 物理设备
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-09 20:06:44
Sub-knowledge points
Grain boundary barrier mechanismNon-linear voltage-current characteristicDC ageing behavior
Higher-order knowledge points
Electrical protection devicesVaristor technology
Main parameters and performance indicators
Sb2O3: Antimony trioxide, added as a dopant to form the grain boundary barrierZnO: Zinc oxide, the primary semiconductor matrixDC ageing: The degradation of electrical properties over time under direct current stress
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsRoles of Sb2O3 in modulating DC ageing behavior of ZnO varistor ceramicsOpen source
Related products and links
ZnO varistor
Creation and modification trail
1 recordsRecord title: ZnO varistor ceramics.
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