Effects of Ta 5+ doping on microstructure evolution, dielectric properties and electrical response in CaCu 3Ti 4O 12 ceramics

Journal of the European Ceramic Society

Volumn 32, Issue 10, 2012, Pages 2423-2430

  Thongbai, Prasit ^a   Jumpatam, Jutapol ^a   Yamwong, Teerapon ^b   Maensiri, Santi ^c  

^a Khon Kaen University   (Thailand)

^b NATIONAL METAL AND MATERIALS TECHNOLOGY CENTER   (Thailand)

^c Suranaree University   (Thailand)

Author keywords

Capacitors; Dielectric properties; Electrical properties; Grain boundaries; Grain growth

Indexed keywords

CAPACITOR MODELS; CHARGE COMPENSATION; DC CONDUCTIVITY; DIELECTRIC CONSTANT VALUES; ELECTRICAL RESPONSE; EXPERIMENTAL DATA; GRAIN BOUNDARY RESISTANCE; GRAIN-BOUNDARY MOBILITY; INTERNAL BARRIERS; INTRINSIC ELECTRICAL PROPERTY; LOSS TANGENT; MEAN-GRAIN SIZE; MICROSTRUCTURE EVOLUTIONS; POTENTIAL BARRIER HEIGHT; SPACE CHARGE POLARIZATION;

CAPACITORS; CERAMIC MATERIALS; DIELECTRIC PROPERTIES; GRAIN BOUNDARIES; GRAIN GROWTH; MICROSTRUCTURE; PERMITTIVITY;

ELECTRIC PROPERTIES;

EID: 84860568956     PISSN: 09552219     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jeurceramsoc.2012.02.048     Document Type: Article

References (41)

1. 12 phases. J Solid State Chem 2000, 151:323.
2. Home C.C., Vogt T., Shapiro S.M., Wakimoto S., Ramirez A.P. Optical response of high-dielectric-constant perovskite-related oxide. Science 2001, 293:673.
3. 12: one-step internal barrier layer capacitor. Appl Phys Lett 2002, 80:2153.
4. Chung S.Y., Kim I.D., Kang S.J.L. Strong nonlinear current-voltage behaviour in perovskite-derivative calcium copper titanate. Nat Mater 2004, 3:774.
5. 12. Sens Actuators B 2010, 147:447.
6. 12. Mater Lett 2008, 62:633.
7. Lunkenheimer P., Krohns S., Fichtl R., Ebbinghaus S.G., Reller A., Loidl A. Colossal dielectric constants in transition-metal oxides. Eur Phys J Special Topics 2010, 180:61.
8. 12 ceramics. Appl Phys Lett 2007, 91:122905.
9. 12: a new route to the enhanced dielectric response. Phys Rev Lett 2007, 99:037602.
10. 12 compounds. Solid State Commun 2010, 151:173.
11. 12. Chem Mater 2005, 17:5167.
12. 12 ceramics. Phys Rev B 2006, 73:094124.
13. 12 ceramics prepared by a simple thermal decomposition method. J Mater Sci Mater Electron 2012, 23:795.
14. Luo F., He J., Hu J., Lin Y.H. Electric and dielectric behaviors of Y-doped calcium copper titanate. J Am Ceram Soc 2010, 93:3043.
15. 12 ceramics. J Appl Phys 2008, 103:074111.
16. 12 ceramics. J Eur Ceram Soc 2007, 27:3901.
17. 12 ceramics. J Alloys Compd 2011, 509:1025.
18. Chung S.Y., Choi J.H., Choi J.K. Tunable current-voltage characteristics in polycrystalline calcium copper titanate. Appl Phys Lett 2007, 91:091912.
19. 12 by means of tin doping. Appl Phys Lett 2011, 98:132906.
20. 12 after heat treatments in oxygen-rich atmosphere. Mater Sci Eng B 2012, 177:168.
21. 12 ceramics. Mater Res Bull 2012, 47:432.
22. 12. J Appl Phys 2008, 104:074107.
23. 12 ceramics. J Mater Sci Mater Electron 2011, 10.1007/s10854-011-0508-5.
24. 12 ceramics. Mater Chem Phys 2010, 124:982.
25. 12 ceramics under dc bias voltage. Phys Status Solidi A 2009, 206:562.
26. 12 ceramics. J Alloys Compd 2012, 511:90.
27. 12 ceramics. J Am Ceram Soc 2007, 90:2118.
28. 12 ceramics. Solid State Commun 2009, 149:379.
29. 12. J Solid State Chem 2009, 182:409.
30. 12 ceramics and their dielectric properties. J Eur Ceram Soc 2010, 30:95.
31. 12 ceramics by Zn substitution. J Am Ceram Soc 2010, 93:184.
32. 12 ceramics. J Eur Ceram Soc 2007, 27:3991.
33. 12. J Solid State Chem 2004, 177:4494.
34. 12 ceramics. J Am Ceram Soc 2006, 89:3129.
35. 3 doped with aliovalent cations. J Eur Ceram Soc 1998, 18:1063.
36. Chiang Y.M., Takagi T. Grain boundary chemistry of barium titanate and strontium titanate. I: high temperature equilibrium space charge. J Am Ceram Soc 1990, 73:3278.
37. Wu J., Nan C.W., Lin Y.H., Deng Y. Giant dielectric permittivity observed in Li and Ti doped NiO. Phys Rev Lett 2002, 89:217601.
38. 12 subjected to post-sintering annealing and uniaxial stress. J Phys Condens Mater 2007, 19:236208.
39. 12 ceramics: synthesis, characterization and electrical properties. Mater Res Bull 2008, 43:1800.
40. Yang W.Z., Fu M.S., Liu X.Q., Zhu H.Y., Chen X.M. Giant dielectric response and mixed-valent structure in the layered-ordered double-perovskite ceramics. Ceram Int 2011, 37:2747.
41. Yu R., Xue H., Cao Z., Chen L., Xiong Z. Effect of oxygen sintering atmosphere on the electrical behavior of CCTO ceramics. J Eur Ceram Soc 2012, 32:1245.