A method for rigid body expansion measurement in the presence of secondary grain boundary dislocations applied to a SrTiO3 near-∑3(112) grain boundary

Ultramicroscopy

Volumn 110, Issue 10, 2010, Pages 1320-1323

  Dudeck, K J ^a   Cockayne, D J H ^a  

^a UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

Grain boundary expansion; Near coincident site lattice boundary; Secondary grain boundary dislocation; SrTiO3 3(112)

Indexed keywords

BOUNDARY EXPANSION; COINCIDENT SITE LATTICE BOUNDARIES; GRAIN BOUNDARY DISLOCATION; LATTICE PARAMETERS; RIGID BODY; SECONDARY GRAIN BOUNDARY DISLOCATION; SRTIO; STRONTIUM TITANATE;

EXPANSION; GRAIN SIZE AND SHAPE; HIGH RESOLUTION ELECTRON MICROSCOPY; MODEL STRUCTURES; STRONTIUM; STRONTIUM ALLOYS; STRONTIUM TITANATES;

GRAIN BOUNDARIES;

METAL OXIDE; STRONTIUM TITANATE; UNCLASSIFIED DRUG;

ARTICLE; CONTROLLED STUDY; CRYSTAL STRUCTURE; DENSITY FUNCTIONAL THEORY; ELECTRON MICROSCOPY; IMAGE QUALITY; PHYSICAL PHENOMENA; PREDICTION; SECONDARY GRAIN BOUNDARY DISLOCATION; STRUCTURE ANALYSIS;

EID: 77956187618     PISSN: 03043991     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ultramic.2010.06.009     Document Type: Article

References (22)

1. Pond R.C., Smith D.A., Clark W.A.T. Experimental study of coincidence grain boundary structure using displacement fringes. J. Microsc. 1974, 102:309-316.
2. Matthews J.W., Stobbs W.M. Measurement of lattice displacement across a coincidence grain boundary. Philos. Mag. 1977, 36(2):373-383.
3. Merkle K.L. Quantification of atomic-scale grain-boundary parameters by high-resolution electron-microscopy. Ultramicroscopy 1992, 40(3):281-290.
4. Stobbs W.M., Wood G.J., Smith D.J. The measurement of boundary displacements in metals. Ultramicroscopy 1984, 14:145-154.
5. Schweinfest R., Ernst F., Wagner T., Ruhle M. High-precision assessment of interface lattice offset by quantitative HRTEM. J. Microsc. 1999, 194:142-151.
6. Kienzle O., Exner M., Ernst F. Atomistic structure of ∑=3, (111) grain boundaries in strontium titanate. Phys. Status Solidi A 1998, 166(1):57-71.
7. Buckett M.I., Merkle K.L. Determination of grain boundary volume expansion by HREM. Ultramicroscopy 1994, 56:71-78.
8. Benedek N.A., Chua A.L.S., Elsasser C., Sutton A.P., Finnis M.W. Interatomic potentials for strontium titanate: an assessment of their transferability and comparison with density functional theory. Phys. Rev. B: Condens. Matter 2008, 78(6):064110.
9. Strecker A., Mayer J., Baretzky B., Eigenthaler U., Gemming T., Schweinfest R., Ruhle M. Optimization of TEM specimen preparation by double-sided ion beam thinning under low angles. J. Electron Microsc. 1999, 48(3):235-244.
10. Haider M., Uhlemann S., Schwan E., Rose H., Kabius B., Urban K. Electron microscopy image enhanced. Nature 1998, 392:768-769.
11. Chang L.Y., Kirkland A.I., Titchmarsh J.M. On the importance of fifth-order spherical aberration for a fully corrected electron microscope. Ultramicroscopy 2006, 106(4-5):301-306.
12. Meyer R.R., Kirkland A.I., Saxton W.O. A new method for the determination of the wave aberration function for high resolution TEM 1. Measurement of the symmetric aberrations. Ultramicroscopy 2002, 92(2):89-109.
13. K.J. Dudeck, D.J.H. Cockayne, Quantitative high resolution electron microscopy image matching applied to the SrTiO3 ∑3(112) grain boundary, J. Phys. Conf. Ser., in press.
14. K.J. Dudeck, N.A. Benedek, M.W. Finnis, D.J.H. Cockayne, Atomic scale characterization of the SrTiO3 ∑3(112) [1-10] grain boundary, Phys. Rev. B: Condens. Matter 81 (2010) 134109, doi:10.1103/PhysRevB.81.13410.
15. von Alfthan S., et al. The structure of grain boundaries in strontium Titanate: theory, simulation, and electron microscopy. Annu. Rev. Mater. Res 2010, 40. 10.1146/annurev-matsci-010510-104604.
16. N.A. Benedek, M.W. Finnis, GRot: a program for determining grain misorientations by a quaternion fit, the FORTRAN90 code is available under a GNU public license by request from M.W. Finnis or N.A. Benedek (contact m.finnis@imperial.ac.uk), 2008.
17. Hirth J.P., Balluffi R.W. Grain boundary dislocations and ledges. Acta Metall. 1973, 21(7):929-942.
18. Frank F.C. Crystal dislocations-elementary concepts and definitions. Philos. Mag. 1951, 42(331):809-819.
19. Kienzle O., Ernst F. Effect of shear stress on the atomistic structure of a grain boundary in strontium titanate. J. Am. Ceram. Soc. 1997, 80(7):1639-1644.
20. Zhang Z.L., Sigle W., Phillipp F., Ruhle M. Direct atom-resolved imaging of oxides and their grain boundaries. Science 2003, 302:846-849.
21. 3. J. Phys. Condens. Matter 2001, 13(18):3949-3960.
22. Gemming S., Schreiber M. Impurity and vacancy clustering at the ∑3(111)[11-0] grain boundary in strontium titanate. Chem. Phys. 2005, 309(1):3-13.