Electrical properties and DC-accelerated aging behavior of ZnO-Pr 6O11-CoO-Cr2O3-Dy2O 3-based varistor ceramics

Ceramics International

Volumn 30, Issue 6, 2004, Pages 1009-1016

  Nahm, Choon Woo ^a   Park, Jong Ah ^a   Shin, Byoung Chul ^a   Kim, Il Soo ^a  

^a Dong Eui University   (South Korea)

Author keywords

B. Microstructure; C. Electrical properties; Dy2O3; E. Varistors; Pr 6O11; ZPCCD based varistors

Indexed keywords

ABSORPTION; ELECTRIC POTENTIAL; LEAKAGE CURRENTS; MICROSTRUCTURE; MULTILAYERS; VARISTORS; ZINC OXIDE;

DY2O3; NONLINEAR EXPONENTS; PR6O11; ZPCCD-BASED VARISTORS;

CERAMIC MATERIALS;

EID: 2942652638     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ceramint.2003.10.020     Document Type: Article

References (25)

1. Levinson L.M., Pilipp H.R. Zinc oxide varistor - a review. Am. Ceram. Soc. Bull. 65:1986;639-646.
2. Gupta T.K. Application of zinc oxide varistor. J. Am. Ceram. Soc. 73:1990;1817-1840.
3. Lee Y.-S., Tseng T.-Y. Phase identification and electrical properties in ZnO-glass varistors. J. Am. Ceram. Soc. 75:1992;1636-1640.
4. 11-based ZnO varistors. J. Appl. Phys. 70:1991;6883-6890.
5. Alles A.B., Puskas R., Callahan G., Burdick V.L. Compositional effect on the liquid-phase sintering of praseodymium oxides-based ZnO varistors. J. Am. Ceram. Soc. 76:1993;2098-2102.
6. Lee Y.-S., Liao K.-S., Tseng T.-Y. Microstructure and crystal phases of praseodymium in zinc oxides varistor ceramics. J. Am. Ceram. Soc. 79:1996;2379-2384.
7. Wakiya N., Chun S.Y., Lee C.H., Sakurai O., Shinozaki K., Mizutani N. Effect of liquid phase and vaporization on the formation of microstructure of Pr doped ZnO varistor. J. Electroceram. 4(S1):1999;15-23.
8. x liquid into ZnO ceramics. J. Am. Ceram. Soc. 82:1999;3065-3068.
9. Chun S.Y., Mizutani N. Mass transport via grain boundary in Pr-based ZnO varistors and related electrical effects. Mater. Sci. Eng. B79:2001;1-5.
10. 11-based ZnO varistors J. Eur. Ceram. Soc. 21:2001;545-553.
11. 11-based ZnO ceramic varistors. J. Mater. Sci. 36:2001;1671-1677.
12. 3 ceramic varistors. Mater. Lett. 47:2001;182-187.
13. Nahm C.-W., Yoon H.-S., Ryu J.-S. The nonlinear properties and d.c. degradation characteristics of ZPCCE based varistors. J. Mater. Sci. Lett. 20:2001;393-395.
14. 11-based ZnO varistors. J. Mater. Sci.: Mater. Electron. 13:2002;111-120.
15. 3-based ceramic varistors with high stability of nonlinear properties. J. Mater. Sci. Lett. 21:2002;201-204.
16. Nahm C.-W., Ryu J.-S. Influence of sintering temperature on varistor characteristics of ZPCCE-based ceramics. Mater. Lett. 53:2002;110-116.
17. 3 based varistors. Mater. Lett. 56:2002;379-385.
18. 11-based varistor. Mater. Lett. 57:2003;1317-1321.
19. 3-based varistor cearmics. Mater. Lett. 57:2003;1322-1326.
20. 11-based varistor ceramics. Mater. Lett. 57:2003;1544-1549.
21. 3 doping. Solid State Commun. 126:2003;281-284.
22. Wurst J.C., Nelson J.A. Lineal intercept technique for measuring grain size in two-phase polycrystalline ceramics. J. Am. Ceram. Soc. 55:1972;109-111.
23. Mukae M., Tsuda K., Nagasawa I. Capacitance-vs-voltage characteristics of ZnO varistor. J. Appl. Phys. 50:1979;4475-4476.
24. L. Hozer, Semiconductor Ceramics: Grain Boundary Effects, Ellis Horwood, London, 1999, p. 22.
25. Fan J., Freer R. Deep level transient spectroscopy of zinc oxide varistors doped with aluminum oxide and/or silver oxide. J. Am. Ceram. Soc. 77:1994;2663-2668.