Effects of humidity on the electrical behaviour of Sr0·97Ti0·97Fe0·03O 3-δ

Journal of the European Ceramic Society

Volumn 19, Issue 6-7, 1999, Pages 769-772

  Costa, M E V ^a   Jurado, J R ^b   Colomer, M T ^b   Frade, J R ^a  

^a UNIVERSITY OF AVEIRO   (Portugal)

^b CSIC   (Spain)

Author keywords

Grain boundaries, impedance, titanates, sensors.

Indexed keywords

ACTIVATION ENERGY; ATMOSPHERIC HUMIDITY; BAND STRUCTURE; CERAMIC MATERIALS; COMPOSITION EFFECTS; ELECTRIC CONDUCTIVITY; ELECTRIC IMPEDANCE; ELECTRIC PROPERTIES; GRAIN BOUNDARIES; GRAIN SIZE AND SHAPE; POROSITY; TEMPERATURE;

BAND GAP; DONOR STATES; STRONTIUM TITANIUM IRON OXIDES;

STRONTIUM COMPOUNDS;

EID: 0032668754     PISSN: 09552219     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0955-2219(98)00309-4     Document Type: Article

References (11)

1. Volmann M., Waser R. Grain boundary defect chemistry of acceptor-doped titanates: Space charge layer width. J. Amer. Ceram. Soc. 77:1994;235-243.
2. Volmann M., Hagenbeck R., Waser R. Grain boundary defect chemistry of acceptor-doped titanates: Inversion layer and low field conduction. J. Amer. Ceram. Soc. 80:1997;2301-2314.
3. Volmann M., Waser R. Grain boundary defect chemistry of acceptor-doped titanates: High field effects. Journal of Electroceramics. 1:1997;51-64.
4. 0·1. J. Phys. Chem. Solids. 30:1969;565-570.
5. Bauerle J.E. Study of solid electrolyte polarization by a complex admittance method. J. Phys. Chem. Solids. 30:1969;2657-2670.
6. Kleitz, M. and Kennedy, J. H. Resolution of multicomponent impedance diagram. In Fast Ion Transport in Solids, ed. Vashishta, P., Mundy, J. N. and Shenoy, G. R. Elsevier, 1979, pp. 185-188.
7. Rodrigues C.M.S.Labrincha, J. A. Marques F.M.B. Study of YSZ-glass composites by impedance spectroscopy. J. Electrochem. Soc. 144:1997;4303-4309.
8. Waser R. Bulk conductivity and defect chemistry of acceptor doped strontium titanate in the quenched state. J. Amer. Ceram. Soc. 74:1991;1934-1940.
9. 3: Bulk polarization experiments, oxygen concentration cell measurements, and defect chemical modelling. J. Amer. Ceram. Soc. 78:1995;3265-3272.
10. 3 ceramics on the sintering atmosphere. J. Amer. Ceram. Soc. 78:1995;2569-2571.
11. 3 (Fe-doped): an optical investigation. Sensors and Actuators B. 7:1992;763-768.