Evidence of Cu deficiency: A key point for the understanding of the mystery of the giant dielectric constant in CaCu3Ti4O 12

Journal of the American Ceramic Society

Volumn 90, Issue 2, 2007, Pages 638-640

  Fang, Tsang Tse ^a   Mei, Li Then ^a  

^a NATIONAL CHENG KUNG UNIVERSITY   (Taiwan)

Author keywords

[No Author keywords available]

Indexed keywords

COPPER COMPOUNDS; ENERGY DISPERSIVE SPECTROSCOPY; FIELD EMISSION MICROSCOPES; GRAIN BOUNDARIES; HIGH RESOLUTION ELECTRON MICROSCOPY; PERMITTIVITY;

AMORPHOUS PHASES; CU DEFICIENCY; GRAIN COMPOSITION; STRAIN CONTRAST;

CALCIUM COMPOUNDS;

EID: 33846518192     PISSN: 00027820     EISSN: 15512916     Source Type: Journal    
DOI: 10.1111/j.1551-2916.2006.01419.x     Document Type: Article

References (24)

1. 12 Phases," J. Solid State Chem., 151, 323-5 (2000).
2. C. C. Homes, T. S. Vogt, M. S. Shapiro, S. Wakimoto, and A. P. Ramirez, "Optical Response of High Dielectric Constant Perovskite-Related Oxide," Science, 293, 673-6 (2001).
3. A. P. Ramirez, M. A. Subramanian, M. Gardel, G. Blumberg, D. Li, T. Vogt, and S. M. Shapiro, "Giant Dielectric Constant Response in a Copper Titanate," Solid State Commun., 115, 217-20 (2000).
4. 12," Phys. Rev. B, 65, 214112-1(2002).
5. 12 from First Principles," Phys. Rev. B, 67, 012103-1 (2003).
6. P. A. Miles, W. B. Westphal, and A. Von Hippel, "Dielectric Spectroscopy of Ferromagnetic Semiconductor," Rev. Mod. Phys., 29, 279-307 (1957).
7. A. J. Moulson and J. M. Herbert, Electroceramics, p. 328. John Wiley and Sons Ltd, London, 2003.
8. 12: One Step Internal Barrier Layer Capacitor," Applied Phys. Lett., 80 [12] 2153-5 (2002)
9. 12," Adv. Mater., 14 [18] 1321-3 (2002).
10. 12," J. Am. Ceram. Soc., 87, 2072-9 (2004).
11. Tsang-Tse Fang and C. P. Liu, "Evidence of the Internal Domains for Inducing the Anomalously High Dielectric Constant of CaCu3Ti4O12," Chem. Mater., 17, 5167-71 (2005).
12. 12"," Chem. Mater., 16, 5223 (2004).
13. 12," J. Solid State Chem., 177, 4494-500 (2004).
14. 12" Solid State Commun., 135, 260-2 (2005).
15. 12," J. Appl. Phys., 94 [5] 3299-306 (2003).
16. 12," Phys. Rev. B, 70, 144101-1 (2004).
17. L. Wu, Y. Zhu, S. Park, S. Shapiro, and G. Shirane, "Defect Structure of the High-Dieleclric-Constant Perovskite CaCu3Ti4012," Phys. Rev. B, 71, 014118-1-7(2005).
18. P. Lunkenheimer, V. Bobnar, A. V. Pronin, A. I. Ritus, A. A. Volkov, and A. Loidl, "Origin of Apparent Colossal Dielectric Constants," Phys. Rev. B, 66, 052105-1-4 (2002).
19. 12," Phys. Rev. B, 70, 172102-1-4 (2004).
20. 12 Ceramic," Mater. Letts., 59, 3990-3 (2005).
21. 12," Physica B, 329, 771-2 (2003).
22. 12 Perovskite Materials," Solid State Commun., 132, 241-46 (2004).
23. S. Y. Chung, I. D. Kirn, and S. J. L. Kang, "Strong Nonlinear Current-Voltage Behavior in Perovskite-Derivative Calcium Copper Titanate," Nature Mater., 3, 774-8 (2004).
24. 12," Acta Materialia, 54, 2867-75 (2006).