Electron microscopy
 
R3m (160) Space Group
- Practical Electron Microscopy and Database -
- An Online Book -
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This book (Practical Electron Microscopy and Database) is a reference for TEM and SEM students, operators, engineers, technicians, managers, and researchers.
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Table 1873. R3m (160) space group.

Name in the International Tables for Crystallography
R3m R
166 3m
Crystal system
Trigonal -3m
Asymm
0 ≤ x ≤ 2/3 and 0 ≤ y ≤ 2/3 and 0 ≤ z ≤ 1/3 and x ≤ 2 y and y ≤ min(1-x,2 x)
18
Symmetry (atomic coordinates)
X, Y, Z; -Y, X-Y, Z; Y-X, -X, Z; -Y, -X, Z; Y-X, Y, Z; X, X-Y, Z; 2/3+X, 1/3+Y, 1/3+Z; 2/3-Y, 1/3+X-Y, 1/3+Z; 2/3+Y-X, 1/3-X, 1/3+Z; 2/3-Y, 1/3-X, 1/3+Z; 2/3+Y-X, 1/3+Y, 1/3+Z; 2/3+X, 1/3+X-Y, 1/3+Z; 1/3+X, 2/3+Y, 2/3+Z; 1/3-Y, 2/3+X-Y, 2/3+Z; 1/3+Y-X, 2/3-X, 2/3+Z; 1/3-Y, 2/3-X, 2/3+Z; 1/3+Y-X, 2/3+Y, 2/3+Z; 1/3+X, 2/3+X-Y, 2/3+Z
Crystal examples
PbNb2O6

 

 

 

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