Generators selected (1); t(1, 0, 0); t(0, 1, 0); t(0, 0, 1); (2); (3)
Multiplicity, Wyckoff letter, Site symmetry | Coordinates |
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| (1) x, y, z | (2) -x, -y, z | (3) -y, x, z | (4) y, -x, z |
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I Maximal translationengleiche subgroups
II Maximal klassengleiche subgroups
[2] c' = 2c
P42 (77) | <2; 3 + (0, 0, 1)> | a, b, 2c | |
P4 (75) | <2; 3> | a, b, 2c | |
[2] a' = 2a, b' = 2b
C4 (75, P4) | <2; 3> | a - b, a + b, c | |
C4 (75, P4) | <2 + (1, 1, 0); 3 + (1, 0, 0)> | a - b, a + b, c | 1/2, 1/2, 0 |
[2] a' = 2a, b' = 2b, c' = 2c
F4 (79, I4) | <2; 3> | a - b, a + b, 2c | |
F4 (79, I4) | <2; 3 + (0, 0, 1)> | a - b, a + b, 2c | 1/2, 1/2, 0 |
[3] c' = 3c
- Series of maximal isomorphic subgroups
[p] c' = pc
P4 (75) | <2; 3> | a, b, pc | | | p > 1 no conjugate subgroups |
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[p2] a' = pa, b' = pb
P4 (75) | <2 + (2u, 2v, 0); 3 + (u + v, -u + v, 0)> | pa, pb, c | u, v, 0 | | p > 2; 0 ≤ u < p; 0 ≤ v < p p2 conjugate subgroups for prime p ≡ 3 (mod 4) |
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[p = q2 + r2] a' = qa - rb, b' = ra + qb
P4 (75) | <2 + (2u, 0, 0); 3 + (u, -u, 0)> | qa - rb, ra + qb, c | u, 0, 0 | | q > 0; r > 0; p > 4; 0 ≤ u < p p conjugate subgroups for prime p ≡ 1 (mod 4) |
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I Minimal translationengleiche supergroups
[2] P4/m (83); [2] P4/n (85); [2] P422 (89); [2] P4212 (90); [2] P4mm (99); [2] P4bm (100); [2] P4cc (103); [2] P4nc (104) |
II Minimal non-isomorphic klassengleiche supergroups
- Additional centring translations