Preparation and dielectric properties of semiconducting lanthanum-doped strontium titanate ceramics from titanyl citrate precursors

Ceramics International

Volumn 26, Issue 5, 2000, Pages 475-484

  Yang, Wein Duo ^a   Hung, Kun Ming ^a   Kao, Chen Feng ^b  

^a Department of Electrical Engineering   (Taiwan)

^b NATIONAL CHENG KUNG UNIVERSITY   (Taiwan)

Author keywords

[No Author keywords available]

Indexed keywords

CALCINATION; DOPING (ADDITIVES); DRYING; GELS; LANTHANUM COMPOUNDS; PERMITTIVITY; PH EFFECTS; POSITIVE IONS; POWDERS; PRECIPITATION (CHEMICAL); SEMICONDUCTOR MATERIALS; STRONTIUM COMPOUNDS;

STRONTIUM TITANATE; TITANYL CITRATE;

CERAMIC MATERIALS;

EID: 0033727036     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0272-8842(99)00082-6     Document Type: Article

References (28)

1. Mackor A., Blasse G. Lanthanum doped strontium titanate photoelectrode. Chem. Phys. Lett. 77:1981;6-8.
2. Balachandran U., Eror N.G. Electrical conductivity in lanthanum-doped strontium titanate. J. Electrochem. Soc.: Solid-State Sci. Technol. 129:1982;1021-1026.
3. 3. J. Mater. Sci. 17:1982;3510-3524.
4. 5 and CuO added. Jpn J. Appl. Phys. 22(Suppl. 22-2):1983;80-82.
5. Andrich E. The doping effects of transition elements on the PTC anomaly of semiconductive ferroelectric ceramics. Electr. App. 26:1965;123-127.
6. 3. J. Electrochem. Soc. 128:1981;1762-1769.
7. 3. J. Am. Ceram. Soc. 38:1955;102-113.
8. Kuwabara M. Preparation of high-Curie-point barium-lead titanates PTCR characteristics. Ceram. Bull. 64:1985;1294-1398.
9. 3 anodes. Solid State Commun. 43:1982;335-339.
10. 3. J. Mater. Sci. 17:1983;3041-3047.
11. Johnson D.W. Jr. Conventional powder preparation techniques. Am. Ceram. Soc. Bull. 60:1981;221-224.
12. Kiss K., Manger J. Ferroelectrics of ultrafine particle size. J. Am. Ceram. Soc. 49:1966;291-295.
13. Yamamura H. Preparation of barium titanate by oxalate method in ethanol solution. Ceram. Int. 11:1985;17-22.
14. Clabaugh W.S., Swlggerd E.M., Gilchrist R. Preparation of titanyl oxalate tetrahydrate for conversion to barium titanate of high purity. J. Am. Ceram. Soc. 56:1956;289-291.
15. Kudaka K., Iizumi K., Sasaki K. Preparation of stoichiometric barium titanyl oxalate tetrahydrate. Am. Ceram. Bull. 61:1982;1236-1241.
16. Kao C.F., Yang W.D. Preparation of barium strontium titanate powder from citrate precursor. Appl. Organometal. Chem. 13:1999;383-397.
17. P. Sainamthip, R.W. Amarkoon, Preparation of manganese zinc ferrite powders by alcoholic dehydration of citrate/formate solution, J. Am. Ceram. Soc. 71 (1988) C-92-C-95.
18. Metlin Y.G., Tretyakov Y.D. Chemical routes for preparation of oxide high-temperature superconducting powders and precursors for superconductive ceramics, coating and composites. J. Mater. Chem. 4:1994;1659-1665.
19. Mazdiyasni K.S., Dolloff R.T., Smith II J.S. Preparation of high-purity submicron barium titanate powders. J. Am. Ceram. Soc. 52:1956;523-526.
20. 3, J. Am. Ceram. Soc. 53 (1970) 91-95.
21. 3 oxide. Mater. Lett. 32:1997;209-215.
22. M.P., Pechini, Method of preparing lead and alkaline earth titanates and niobates coating method using the same to form a capacitor. US Patent, 3, 330, 697, 1967.
23. C.E. Li, H.Y. Ni, Z.W. Yin, Preparation of active powder for electronic ceramics by alcohol dehydration of citric solutions, Ceramic Powders (1987) 593-600.
24. 3 and other ceramic powders by coprecipitation of citrates in an alcohol. Am. Ceram. Bull. 49:1970;990-993.
25. Doeuff S., Henry M., Sanchez C., Livage J. Hydrolysis of titanium alkoxide. modification of the molecular precursor by acetic acid J. Non-Cryst. Solids. 89:1987;206-216.
26. 3, in: C.J. Brinker (Ed.), Better Ceramics through Chemistry, 1984, pp. 169-174.
27. 3 ceramics. J. Am. Ceram. Soc. 73:1990;1308-1311.
28. B.D. Cullity, Elements of X-Ray Diffraction, 2nd Edition, Addison-Wesley Publishing Company Inc., 1978, p. 102.