Origin of the positive temperature coefficient of resistivity anomaly in the ZnO-NiO system

Journal of the American Ceramic Society

Volumn 80, Issue 7, 1997, Pages 1741-1748

  Drofenik, M ^a,b   Lisjak, D ^a   Zajc, I ^a  

^a JO EF STEFAN INSTITUTE   (Slovenia)

^b AMERICAN CERAMIC SOCIETY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CERAMIC MATERIALS; COMPOSITE MATERIALS; COMPOSITION; ELECTRIC CONDUCTIVITY; ELECTRIC RESISTANCE; GRAIN SIZE AND SHAPE; MICROSTRUCTURE; MODELS; OXIDES; SOLID SOLUTIONS; THERMAL EFFECTS; THERMAL EXPANSION;

BRICK WALL MODEL MICROSTRUCTURE; NEGATIVE TEMPERATURE COEFFICIENT OF RESISTIVITY; POSITIVE TEMPERATURE COEFFICIENT OF RESISTIVITY; THERMAL EXPANSION COEFFICIENT;

ZINC COMPOUNDS;

EID: 0031186447     PISSN: 00027820     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1151-2916.1997.tb03047.x     Document Type: Article

References (6)

1. K. S. Kirkpatrick, U. Balachandran, R. B. Poeppel, and T. O. Mason, "Processing and Properties of Zn-Ni-Ti-O PTCR Thermistors"; presented at the 93rd Annual Meeting of the American Ceramic Society, Cincinnati, OH, April 30, 1991 (Electronics Division, Paper No. 83-E-91).
2. I. Zajc, D. Kuščer, and M. Drofenik. "New PTCR Materials"; pp. 213-18 in Proceedings of the 30th Symposium on Devices and Materials (Rogla, Slovenia, September 28-30, 1994). Midem, Ljubljana, Slovenia, 1994.
3. I. Zajc and M. Drofenik, "Investigation of a PTCR Effect in the Zn-Ti-Ni-O System," J. Mater. Res. Bull, 32 [5] 547-58 (1997).
4. D. S. McLachlan, M. Blaszkiewicz, and R. E. Newnham, "Electrical Resistivity of Composites," J. Am. Ceram. Soc., 73, [8] 2187-203 (1990).
5. R. P. Kusy, "Influence of Particle Size Ratio on the Continuity of Aggregates," J. Appl. Phys., 48 [12] 5301-305 (1977).
6. A. Malliaris, and D. T. Turner, "Influence of Particle Size on the Electrical Resistivity of Compacted Mixtures of Polymeric and Metallic Powders," J. Appl. Phys., 42 [3] 614-18 (1971).