Direct observation of a-site vacancies and a twin boundary structure in La2/3TiO3-based ceramics using HAADF/STEM

Journal of the American Ceramic Society

Volumn 93, Issue 5, 2010, Pages 1237-1240

  Azough, Feridoon ^a   Freer, Robert ^a   Schaffer, Bernhard ^b  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

^b SUPERSTEM LABORATORY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ATOMIC PLANES; ATOMIC SITES; CONTINUOUS TRANSFORMATIONS; DIRECT OBSERVATION; F VALUES; GRAIN SIZE; HIGH TEMPERATURE; LATTICE STRAIN; LOW TEMPERATURES; MICROTWINS; MIXED OXIDE ROUTE; OXYGEN OCTAHEDRA; RELATIVE PERMITTIVITY; SCANNING TRANSMISSION ELECTRON MICROSCOPY; SIMPLE CUBIC; SINGLE PHASE; SITE VACANCIES; TIO; TWIN BOUNDARIES;

ATOMS; CERAMIC MATERIALS; HIGH RESOLUTION TRANSMISSION ELECTRON MICROSCOPY; LANTHANUM ALLOYS; OXYGEN; SCANNING ELECTRON MICROSCOPY; SINTERING;

LANTHANUM;

EID: 77951694716     PISSN: 00027820     EISSN: 15512916     Source Type: Journal    
DOI: 10.1111/j.1551-2916.2009.03540.x     Document Type: Article

References (21)

1. 3 Tie Line J. Mater. Sci., 33, 85 9 (1998). (Pubitemid 128511016)
2. 3 Based Microwave Dielectric Ceramics Ph.D. Thesis, University of Manchester, U.K., 2008.
3. 3 Ceramics at Microwave Frequencies J. Am. Ceram. Soc., 82, 2111 2115 (1999). (Pubitemid 30507624)
4. 24: A New High Q Dielectric Perovskite J. Am. Ceram. Soc., 88, 2126 2128 (2005). (Pubitemid 41557834)
5. 54 (R=Nd and Sm, 0≤x≤1) Jpn. J. Appl. Phys., 32 [9B] 4323 4326 (1993).
6. 3 Mater. Res. Bull., 9, 147 155 (1974).
7. 3 J. Am. Ceram. Soc., 89, 3805 3811 (2006). (Pubitemid 44826060)
8. 3 Ceramics: A HRTEM Investigation J. Am. Ceram. Soc., 92 [9] 2093 2098 (2009).
9. B. W. Hakki P. D. Coleman A Dielectric Resonator Method of Measuring Inductive Capacitance in the Milimetre Range IEEE Trans. Microwave Therory Tech., 18, 402 410 (1980).
10. 3Au II Using Thin Films J. Phys. Soc. Japan, 17, 1902 1903 (1962).
11. 12 Acta Cryst., A38, 177 186 (1982).
12. 12 Acta Cryst., A38, 753 761 (1982).
13. 12 Acta Cryst., B41, 33 41 (1985).
14. 3 J. Solid State Chem., 118, 78 83 (1995).
15. 3 J. Solid State Chem., 128, 97 101 (1997). (Pubitemid 127345518)
16. 3 J. Solid State Chem., 127, 283 294 (1996). (Pubitemid 126320653)
17. 3 by High Resolution Electron Microscopy Philos. Mag., 89 [10] 843 852 (2009).
18. L.-Q Chen, Y. Wang A. G. Khachaturyan Kinetics of Tweed and Twin Formation During an Ordering Transition in a Substitutional Solid Solution Philos. Mag. Lett., 65 [1] 15 23 (1992).
19. J. Fousek V. Janovec The Orientation of Domain Walls in Twinned Ferroelectric Crystals J. Appl. Phys., 40 [1] 135 142 (1969).
20. G. Arlt Review Twinning in Ferroelectric and Ferroelastic Ceramics: Stress Relief J. Mater. Sci., 25, 2655 2666 (1990). (Pubitemid 20707858)
21. C.-H. Kim, S.-Y. Cho, I.-T. Kim, W.-J. Cho K.-S. Hong Twin Structures in Lanthanum, Praseodymium, and Neodymium Aluminate Ceramics Mater. Res. Bull., 36, 1561 1571 (2001).