Metal oxide varistors
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库存2件
湖北武汉
认证卖家担保交易快速发货售后保障
作者何金良
出版社清华大学出版社
ISBN9787302533368
出版时间2018-04
装帧其他
开本其他
定价158元
货号9787302533368
上书时间2024-08-29
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目录
Preface
Acknowledgments
1 Introduction of Varistor Ceramics
1.1 ZnO Varistors
1.2 Fabrication of ZnO Varistors
1.2.1 Preparation of Raw Materials
1.2.2 Sintering of ZnO Varistors
1.3 Microstructure
1.4 Typical Parameters of ZnO Varistors
1.5 History of ZnO Varistors
1.6 Applications of ZnO Varistors
1.7 Alternative Varistor Ceramics
1.8 Ceramic-Polymer Composite Varistors
References
2 Conduction Mechanisms of ZnO Varistors
2.1 Introduction
2.2 Basic Concepts in Solid-State Physics
2.2.1 Atomic Energy Level and Energy Band of Crystal
2.2.2 Metal, Semiconductor, and Insulator
2.2.3 Characteristics of Fermi-Dirac Function
2.2.4 Impurity and Defect Energy Level
2.3 Energy Band Structure of a ZnO Varistor
2.3.1 Energy Band Structure of a ZnO Grain
2.3.2 DSB of a ZnO Varistor
2.3.3 Microscopic Origin of DSB
2.3.4 Asymmetric I-V Characteristics of the DSB
2.4 Conduction Mechanism of a ZnO Varistor
2.4.1 Conduction Model Based on Thermionic Emission Process
2.4.2 Minority Carrier Generation Process
2.4.3 The Bypass Effect Model
2.5 Dielectric Characteristics of a ZnO Varistor
2.5.1 Explanation to Dielectric Properties of a ZnO Varistor
2.5.2 Effect of Interfacial Charge Relaxation on Conducting Behavior of ZnO Varistors Under Time-Varying Electric Fields
2.5.3 Determination of Barrier Height and Related Parameters
2.5.4 Determination of Deep Donor Level in the ZnO Varistor
2.5.5 Determination of Grain and Grain Boundary Conductivity
References
3 Tuning Electrical Characteristics of ZnO Varistors
3.1 Introduction
3.2 Liquid-Phase Fabrication
3.2.1 Microstructure of ZnO Varistor
3.2.2 Polymorph of Bismuth Oxide
3.2.3 Influence of Bi2O3 Concentration
3.2.4 Volatilization of Bismuth Oxide
3.3 Preparing and Sintering Techniques
3.3.1 Fabrication
3.3.2 Fabrication Stages
3.3.3 Effect of Pores
3.4 Role of Oxygen at the Grain Boundary
3.5 Dopant Effects
内容摘要
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本书可供高校和科研院所电气工程、微电子、材料等专业的师生以及电力传输、电气设备制造等行业的工程技术人员阅读和参考。
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