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load ebsd data from file

Description

EBSD.load is a high level method for importing EBSD data from files. If possible it autodetects the format of the file. Supported formats are listed here. Additionally, EBSD data can be read from column aligned text file or excel spread sheets. In those cases it is necessary to tell MTEX the column positions of the spatial coordinates, the phase information as well as Euler angles.

Syntax

ebsd = EBSD.load('filename.ang')
ebsd = EBSD.load('filename.ctf')
ebsd = EBSD.load('filename.osc')
ebsd = EBSD.load('filename.hf5')
csList = {'notIndexed',...
CS = {'notIndexed',...
       crystalSymmetry('m-3m','mineral','Fe'),...
       crystalSymmetry('m-3m','mineral','Mg')};
ebsd = EBSD.load(fname,'cs',cs,'ColumnNames',{'x','y','Euler1','Euler2','Euler3','phase'})

Input

fname filename
cs crystalSymmetry or cell array of crystalSymmetry

Output

ebsd EBSD

Options

ColumnNames names of the columns to be imported, mandatory are euler 1, euler 2, euler 3
Columns positions of the columns to be imported
radians treat input in radiand
delimiter delimiter between numbers
header number of header lines
Bunge [phi1 Phi phi2] Euler angle in Bunge convention (default)
passive

Example

fname = fullfile(mtexDataPath,'EBSD','85_829grad_07_09_06.txt');
CS = {'notIndexed',...
crystalSymmetry('m-3m','mineral','Fe'),...
crystalSymmetry('m-3m','mineral','Mg')};
SS = specimenSymmetry('triclinic');
ebsd = EBSD.load(fname,'CS',CS,'SS',SS, 'ColumnNames', ...
{'Index' 'Phase' 'x' 'y' 'Euler1' 'Euler2' 'Euler3' 'MAD' 'BC' 'BS'...
'Bands' 'Error' 'ReliabilityIndex'}, 'Bunge')
ebsd = EBSD
 
 Phase  Orientations     Mineral         Color  Symmetry  Crystal reference frame
     0   11411 (19%)  notIndexed                                                 
     1   48184 (79%)          Fe  LightSkyBlue      m-3m                         
     2   1180 (1.9%)          Mg  DarkSeaGreen      m-3m                         
 
 Properties: bands, bc, bs, error, index, mad, reliabilityindex
 Scan unit : um
 X x Y x Z : [0 254] x [90 175] x [0 0]
 Normal vector: (0,0,1)

See also

EBSDImport EBSD.EBSD