Oxygen release behavior of metastable tetragonal t′meta-(Ce0.5Zr0.5)O2 phases prepared by reduction and successive oxidation of t′ phase

Science and Technology of Advanced Materials

Volumn 2, Issue 2, 2001, Pages 397-404

  Izu, Noriya ^a   Kishimoto, Haruo ^a   Omata, Takahisa ^a   Ono, Kousuke ^a   Otsuka Yao Matsuo, Shinya ^a  

^a OSAKA UNIVERSITY   (Japan)

Author keywords

Ceria; EGA analysis; Fluorite related structure; Metastable phase; Thermodynamic behavior; Zirconia

Indexed keywords

EID: 0345820409     PISSN: 14686996     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1468-6996(01)00012-2     Document Type: Article

References (23)

1. 2 below 1400 degrees C, J. Am. Ceram. Soc. 66 (1983) 506-510.
2. 2 system, J. Am. Ceram. Soc. 77 (1994) 1869-1874.
3. 4 powders and appearance of new compounds K and t*, J. Solid State Chem. 138 (1998) 47-54.
4. M. Yashima, K. Morimoto, N. Ishizawa, M. Yoshimura, Diffusionless tetragonal-cubic transformation temperature in zirconia-ceria solid solutions, J. Am. Ceram. Soc. 76 (1993) 2865-2868.
5. 2 solid solution, J. Physique 47 (1986) C1-485-C1-489.
6. 2 powders as automotive exhaust subcatalysts and the phase diagrams, J. Jpn. Inst. Metals 59 (1995) 1237-1246.
7. 2 system, Molten Salts 42 (1999) 7-25.
8. 2 phase, J. Solid State Chem. 147 (1999) 573-583.
9. 4 phase possessing an ordered arrangement of Ce and Zr ions, J. Alloys Comp. 312 (2000) 94-103.
10. 2 phase prepared by reduction and successive oxidation of t′ phase, J. Solid State Chem. 151 (2000) 253-259.
11. S. Yao, H. Uchida, Z. Kozuka, A closed-system potentiostatic technique employing a solid electrolyte for the investigation of thermal stability of praseodymium oxides, Mater. Trans., JIM 31 (1990) 999-1004.
12. S. Otsuka, Z. Kozuka, Application of a potentiostatic coulometric titration technique for an oxygen analyzer, Trans. Jpn. Inst. Met. 25 (1984) 639-648.
13. S. Otsuka, Z. Kozuka, A new type of oxygen analyzer utilizing a potentiostatic coulometric titration technique, Metall. Trans. B 16 (1985) 113-119.
14. 2n-2 (n = 4, 5 ∼ 6, 7, 9, 10, 12) and the effect of phase transitions on it, J. Jpn. Inst. Met. 55 (1991) 1216-1221.
15. K. Kiukkola, C. Wagner, Measurements on galvanic cells involving solid electrolytes, J. Electrochem. Soc. 104 (1957) 379-387.
16. 1.5 system, J. Alloys Comp. 270 (1998) 107-114.
17. 1.5 solid solutions, Acta Cryst. B50 (1994) 663-672.
18. 7 and anti-phase domain structure, Solid State Ionics 31 (1989) 319-328.
19. 3, Solid State Ionics 40/41 (1990) 357-361.
20. 3.5 system and the formation of metastable solid solutions, J. Electrochem. Soc. 145 (1998) 1406-1413.
21. T. Murota, T. Hasegawa, S. Aozasa, H. Matsui, M. Motoyama, Production method of cerium oxide with high storage capacity of oxygen and its mechanism, J. Alloys Comp. 193 (1993) 298-299.
22. M. Ozawa, M. Kimura, A. Isogai, The application of Ce-Zr oxide solid solution to oxygen storage promoters in automotive catalysts, J. Alloys Comp. 193 (1993) 73-75.
23. S. Matsumoto, Past, present and future of exhaust emission control catalysts, Toyota Tech. Rev. 44 (1994) 12-17.