Effects of porosity on the electrical characteristics of current-limiting BaTiO3-based positive-temperature-coefficient (PTC) ceramic thermistors coated with electroless nickel-phosphorous electrode

Sensors and Actuators, A: Physical

Volumn 112, Issue 1, 2004, Pages 94-100

  Zhang, Daoli ^a   Zhou, Dongxiang ^a   Jiang, Shenglin ^a   Wang, Xiaohong ^a   Gong, Shuping ^a  

^a HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Current limiting thermistors; Electrical characteristics; Porosity; PTCR ceramics

Indexed keywords

BARIUM TITANATE; CERAMIC MATERIALS; ELECTROCHEMICAL ELECTRODES; MATHEMATICAL MODELS; MAXWELL EQUATIONS; POROSITY; SCANNING ELECTRON MICROSCOPY; THERMAL EFFECTS;

CERAMIC THERMISTORS; CURRENT-LIMITING THERMISTORS; ELECTRICAL CHARACTERISTICS; PTCR CERAMICS;

THERMISTORS;

EID: 2142761555     PISSN: 09244247     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.sna.2003.09.039     Document Type: Article

References (25)

1. Heywang W. Barium titanate as a semiconductor with blocking layers. Solid-State Electron. 3(1):1961;51-58.
2. P.W. Haaijman, R.D. Dam, H.A. Klasens, Method of Preparation of Semiconducting Materials, Ger. Pat. No. 929350 (June 1955).
3. Heywang W. Resistivity anomaly in doped barium titanate. J. Am. Ceram. Soc. 47(3-4):1964;484-490.
4. B.M. Kulwicki, PTC Materials Technology 1955-1980, in: L.M. Levinson (Ed.), Advances in Ceramics: Grain Boundary Phenomena in Electronic Ceramics, vol. 1, American Ceramic Society, Columbus, OH, 1981, pp. 138-154.
5. J.S. Reed, Principles of Ceramics Processing, second ed., Wiley, New York, 1995 (Chapter 20).
6. Sigmund W.M. Novel powder-processing methods for advances ceramics. J. Am. Ceram. Soc. 83(7):2000;1557-1574.
7. Lange F.F. Powder processing science and technology for increased reliability. J. Am. Ceram. Soc. 72(1):1989;3-15.
8. Bassner S.L., Klingenberg E.H. Using poly(vinyl alcohol) as a binder. Am. Ceram. Soc. Bull. 6:1998;71-75.
9. Lange F.F., Metcalf M. Processing-related fracture origins. II. Agglomerate motion and cracklike internal surfaces caused by differential sintering. J. Am. Ceram. Soc. 66(6):1983;398-406.
10. Rhodes W.H. Agglomerate and particle size effects on sintering yttria stabilized zirconia. J. Am. Ceram. Soc. 64(1):1981;19-22.
11. Lange F.F., Davis B.I., Wright E. Processing-related fracture origins. IV. Elimination of voids produced by organic inclusions. J. Am. Ceram. Soc. 69(1):1986;66-69.
12. Kuwabara M. Fabrication of porous PTCR thermistors and their PTCR effects, in: Proceedings of the 3rd Meeting on Ferroelectric Materials and their Applications (FMA-3), Kyoto. Jpn. J. Appl. Phys. 20(Suppl. 20-24):1981;131-134.
13. Kuwabara M. Effect of microstructure on the PTCR effect in semiconducting barium titanate ceramics. J. Am. Ceram. Soc. 64(11):1981;639-644.
14. Hasegawa A., Fujitsu S., Koumoto K., Yanagida H. The enhanced penetration of oxygen along the grain boundary in semiconducting barium titanate. Jpn. J. Appl. Phys. 30(6):1991;1252-1255.
15. T Fang T., Hsieh H.L., Shiau F.S. Effects of pore morphology and grain size on the dielectric properties and tetragonal-cubic phase transition of high-purity barium titanate. J. Am. Ceram. Soc. 76(5):1993;1203-1211.
16. W.D. Kingery, H.K. Bowen, D.R. Uhlmann (Eds.), Introduction to Ceramics, second ed., Wiley, New York, 1976, pp. 917-974.
17. Arlt G., Hennings D., de With G. Dielectric properties of fine-grained barium titanat ceramics. J. Appl. Phys. 58(4):1985;1619-1625.
18. Arlt G. Review: twinning in ferroelectric and ferroelastic ceramics: stress relief. J. Mater. Sci. 25(6):1990;2655-2666.
19. Arlt G. The influence of microstructure on the properties of ferroelectric ceramics. Ferroelectrics. 104:1990;217-227.
20. 3 powders. Jpn. J. Appl. Phys. 32(11A):1993;5029-5035.
21. 3 ceramics. Jpn. J. Appl. Phys. 34(4A):1995;1922-1925.
22. B.R. Li, Principle of Electronic Ceramics Technology, Huazhong University of Science and Technology Press, Wuhan, 1994 (in Chinese).
23. 3 ceramics. J. Am. Ceram. Soc. 59(1-2):1976;71.
24. Kleint C.A., Stopel U., Rost A. X-ray-diffraction and conductivity investigation of lanthanum-doped barium-titanate ceramics. Phys. Status Solidi A: Appl. Res. 115(1):1989;165-172.
25. Pertsev N.A., Arlt G. Internal stress and elastic energy in ferroelectric and ferroelastic ceramics: calculations by the dislocation method. Ferroelectrics. 123:1991;27-44.