The Grain Boundary Data Archive: Y2O3


Metadata

EBSD data

Grain Boundary line segment data

Grain Boundary Character Distribution

Grain Boundary Distribution plots and Images

Metadata

The data provided below was collected by Shen Dillon while at Carnegie Mellon University. The complete analysis of the data can be found in the following publication:

• S.J. Dillon and G.S. Rohrer, "Characterization of the Grain Boundary Character and Energy Distributions of Yttria using Automated Serial Sectioning and EBSD in the FIB," Journal of the American Ceramic Society, 92 (2009) 1580-1585.
view paper
DOI: 10.1111/j.1551-2916.2009.03064.x



EBSD data

2D data
Eight EBSD maps of yttria. About 150 MB of data, in the .ang format, are zipped up into a an approximately 32 MB file.
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3D data
63 parallel EBSD maps, in .ang format, on a hex grid, zipped up in a 170 MB file.
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43 parallel EBSD maps, in .ang format, on a square grid, zipped up in a 42 MB file.
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Grain Boundary line segment data

This file contains about 110,000 grain boundary line segments (~13.5 MB) extracted from the 2D data. It is assumed that these segments were extracted from the eight EBSD maps in the EBSD data section of this page.
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Grain Boundary Character Distribution

The is the grain boundary character distribution of Yttria, calculated from the 2D line segment data above. The resolution if 9 bins per 90 degrees.
Download the GBCD to your computer


Download the program used to calculate the GBCD to your computer




Grain Boundary Distribution plots and Images

The images below provide some images calculated from the 2D data above.

Download a typical orientation map of the microstructure


Download the inverse pole figure




The distribution of grain boundary planes for all grain boundaries with the sigma 3 misorientation (60 ° rotation about [111]), plotted in stereographic projection.



The distribution of grain boundary planes for all grain boundaries with a misorientation of 30 ° about [111], plotted in stereographic projection.



The distribution of grain boundary planes for all grain boundaries with a misorientation of 45 ° about [100], plotted in stereographic projection.

Download the program used to calculate the projections of the grain boundary character distribution



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