Point Group C28h



ε=exp(2πi/28)
C28h E C28 C14 (C28)3 C7 (C28)5 (C14)3 C4 (C7)2 (C28)9 (C14)5 (C28)11 (C7)3 (C28)13 C2 (C28)15 (C7)4 (C28)17 (C14)9 (C28)19 (C7)5 (C4)3 (C14)11 (C28)23 (C7)6 (C28)25 (C14)13 (C28)27 i (S28)15 (S7)11 (S28)17 (S14)9 (S28)19 (S7)5 (S4)3 (S14)11 (S28)23 (S7)13 (S28)25 (S14)13 (S28)27 σh S28 S14 (S28)3 S7 (S28)5 (S14)3 S4 (S7)9 (S28)9 (S14)5 (S28)11 (S7)3 (S28)13
Ag 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
Bg 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1
E1g* 1
1
ε*
ε*
ε2*
ε2*
ε3*
ε3*
ε4*
ε4*
ε5*
ε5*
ε6*
ε6*
i
-i
6*
6*
5*
5*
4*
4*
3*
3*
2*
2*
*
*
-1
-1
*
*
2*
2*
3*
3*
4*
4*
5*
5*
6*
6*
-i
i
ε6*
ε6*
ε5*
ε5*
ε4*
ε4*
ε3*
ε3*
ε2*
ε2*
ε*
ε*
1
1
ε*
ε*
ε2*
ε2*
ε3*
ε3*
ε4*
ε4*
ε5*
ε5*
ε6*
ε6*
i
-i
6*
6*
5*
5*
4*
4*
3*
3*
2*
2*
*
*
-1
-1
*
*
2*
2*
3*
3*
4*
4*
5*
5*
6*
6*
-i
i
ε6*
ε6*
ε5*
ε5*
ε4*
ε4*
ε3*
ε3*
ε2*
ε2*
ε*
ε*
E2g* 1
1
ε2*
ε2*
ε4*
ε4*
ε6*
ε6*
6*
6*
4*
4*
2*
2*
-1
-1
2*
2*
4*
4*
6*
6*
ε6*
ε6*
ε4*
ε4*
ε2*
ε2*
1
1
ε2*
ε2*
ε4*
ε4*
ε6*
ε6*
6*
6*
4*
4*
2*
2*
-1
-1
2*
2*
4*
4*
6*
6*
ε6*
ε6*
ε4*
ε4*
ε2*
ε2*
1
1
ε2*
ε2*
ε4*
ε4*
ε6*
ε6*
6*
6*
4*
4*
2*
2*
-1
-1
2*
2*
4*
4*
6*
6*
ε6*
ε6*
ε4*
ε4*
ε2*
ε2*
1
1
ε2*
ε2*
ε4*
ε4*
ε6*
ε6*
6*
6*
4*
4*
2*
2*
-1
-1
2*
2*
4*
4*
6*
6*
ε6*
ε6*
ε4*
ε4*
ε2*
ε2*
E3g* 1
1
ε3*
ε3*
ε6*
ε6*
5*
5*
2*
2*
*
*
4*
4*
-i
i
ε4*
ε4*
ε*
ε*
ε2*
ε2*
ε5*
ε5*
6*
6*
3*
3*
-1
-1
3*
3*
6*
6*
ε5*
ε5*
ε2*
ε2*
ε*
ε*
ε4*
ε4*
i
-i
4*
4*
*
*
2*
2*
5*
5*
ε6*
ε6*
ε3*
ε3*
1
1
ε3*
ε3*
ε6*
ε6*
5*
5*
2*
2*
*
*
4*
4*
-i
i
ε4*
ε4*
ε*
ε*
ε2*
ε2*
ε5*
ε5*
6*
6*
3*
3*
-1
-1
3*
3*
6*
6*
ε5*
ε5*
ε2*
ε2*
ε*
ε*
ε4*
ε4*
i
-i
4*
4*
*
*
2*
2*
5*
5*
ε6*
ε6*
ε3*
ε3*
E4g* 1
1
ε4*
ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
1
1
ε4*
ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
1
1
ε4*
ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
1
1
ε4*
ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
1
1
ε4*
ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
1
1
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ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
1
1
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6*
6*
2*
2*
2*
2*
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ε4*
1
1
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ε4*
6*
6*
2*
2*
2*
2*
6*
6*
ε4*
ε4*
E5g* 1
1
ε5*
ε5*
4*
4*
*
*
6*
6*
ε3*
ε3*
ε2*
ε2*
i
-i
2*
2*
3*
3*
ε6*
ε6*
ε*
ε*
ε4*
ε4*
5*
5*
-1
-1
5*
5*
ε4*
ε4*
ε*
ε*
ε6*
ε6*
3*
3*
2*
2*
-i
i
ε2*
ε2*
ε3*
ε3*
6*
6*
*
*
4*
4*
ε5*
ε5*
1
1
ε5*
ε5*
4*
4*
*
*
6*
6*
ε3*
ε3*
ε2*
ε2*
i
-i
2*
2*
3*
3*
ε6*
ε6*
ε*
ε*
ε4*
ε4*
5*
5*
-1
-1
5*
5*
ε4*
ε4*
ε*
ε*
ε6*
ε6*
3*
3*
2*
2*
-i
i
ε2*
ε2*
ε3*
ε3*
6*
6*
*
*
4*
4*
ε5*
ε5*
E6g* 1
1
ε6*
ε6*
2*
2*
4*
4*
ε4*
ε4*
ε2*
ε2*
6*
6*
-1
-1
6*
6*
ε2*
ε2*
ε4*
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4*
4*
2*
2*
ε6*
ε6*
1
1
ε6*
ε6*
2*
2*
4*
4*
ε4*
ε4*
ε2*
ε2*
6*
6*
-1
-1
6*
6*
ε2*
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ε4*
ε4*
4*
4*
2*
2*
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ε6*
1
1
ε6*
ε6*
2*
2*
4*
4*
ε4*
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ε2*
ε2*
6*
6*
-1
-1
6*
6*
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ε4*
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4*
4*
2*
2*
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ε6*
1
1
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ε6*
2*
2*
4*
4*
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ε4*
ε2*
ε2*
6*
6*
-1
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6*
6*
ε2*
ε2*
ε4*
ε4*
4*
4*
2*
2*
ε6*
ε6*
E7g* 1
1
i
-i
-1
-1
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1
1
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-1
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1
1
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1
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1
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E8g* 1
1
6*
6*
2*
2*
ε4*
ε4*
ε4*
ε4*
2*
2*
6*
6*
1
1
6*
6*
2*
2*
ε4*
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2*
2*
6*
6*
1
1
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6*
2*
2*
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2*
2*
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6*
1
1
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2*
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2*
2*
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1
1
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6*
2*
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2*
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1
1
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2*
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2*
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6*
1
1
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2*
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2*
2*
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1
1
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6*
2*
2*
ε4*
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2*
2*
6*
6*
E9g* 1
1
5*
5*
4*
4*
ε*
ε*
6*
6*
3*
3*
ε2*
ε2*
i
-i
2*
2*
ε3*
ε3*
ε6*
ε6*
*
*
ε4*
ε4*
ε5*
ε5*
-1
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ε5*
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ε6*
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2*
2*
-i
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ε2*
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3*
3*
6*
6*
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4*
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1
1
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4*
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6*
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3*
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2*
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2*
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ε2*
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3*
3*
6*
6*
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4*
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E10g* 1
1
4*
4*
6*
6*
ε2*
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2*
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ε4*
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-1
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2*
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6*
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1
1
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2*
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1
1
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2*
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1
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2*
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6*
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4*
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E11g* 1
1
3*
3*
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2*
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4*
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5*
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3*
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3*
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E12g* 1
1
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2*
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E13g* 1
1
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3*
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5*
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1
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3*
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*
Au 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
Bu 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1 -1 1
E1u* 1
1
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E2u* 1
1
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E3u* 1
1
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E4u* 1
1
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Additional information

Number of symmetry elements h = 56
Number of classes, irreps n = 56
Number of real-valued irreducible representations n = 30
Abelian group yes
Optical Isomerism (Chirality) no
Polar no
Parity yes


Reduce representation to irreducible representations


E C28 C14 (C28)3 C7 (C28)5 (C14)3 C4 (C7)2 (C28)9 (C14)5 (C28)11 (C7)3 (C28)13 C2 (C28)15 (C7)4 (C28)17 (C14)9 (C28)19 (C7)5 (C4)3 (C14)11 (C28)23 (C7)6 (C28)25 (C14)13 (C28)27 i (S28)15 (S7)11 (S28)17 (S14)9 (S28)19 (S7)5 (S4)3 (S14)11 (S28)23 (S7)13 (S28)25 (S14)13 (S28)27 σh S28 S14 (S28)3 S7 (S28)5 (S14)3 S4 (S7)9 (S28)9 (S14)5 (S28)11 (S7)3 (S28)13



Genrate representation from irreducible representations


Ag Bg E1g* E2g* E3g* E4g* E5g* E6g* E7g* E8g* E9g* E10g* E11g* E12g* E13g* Au Bu E1u* E2u* E3u* E4u* E5u* E6u* E7u* E8u* E9u* E10u* E11u* E12u* E13u*




Direct products of irreducible representations




Error: Reduction failed

Reduction to integer numbers for irreducible representations failed.
Error Code: 1

Binary products
Ag Bg E1g* E2g* E3g* E4g* E5g* E6g* E7g* E8g* E9g* E10g* E11g* E12g* E13g* Au Bu E1u* E2u* E3u* E4u* E5u* E6u* E7u* E8u* E9u* E10u* E11u* E12u* E13u*
Ag
Characters of reducible representation
E C28 C14 (C28)3 C7 (C28)5 (C14)3 C4 (C7)2 (C28)9 (C14)5 (C28)11 (C7)3 (C28)13 C2 (C28)15 (C7)4 (C28)17 (C14)9 (C28)19 (C7)5 (C4)3 (C14)11 (C28)23 (C7)6 (C28)25 (C14)13 (C28)27 i (S28)15 (S7)11 (S28)17 (S14)9 (S28)19 (S7)5 (S4)3 (S14)11 (S28)23 (S7)13 (S28)25 (S14)13 (S28)27 σh S28 S14 (S28)3 S7 (S28)5 (S14)3 S4 (S7)9 (S28)9 (S14)5 (S28)11 (S7)3 (S28)13
6 -28.223 -12.995 -0.783 -0.783 -12.995 -28.223 49 -28.223 -12.995 -0.783 -0.783 -12.995 -28.223 49 19.411 22.477 0.112 0.112 22.477 19.411 49 19.411 22.477 0.112 0.112 22.477 19.411 25 41.034 7.513 5.453 5.453 7.513 41.034 25 41.034 7.513 5.453 5.453 7.513 41.034 25 41.034 7.513 5.453 5.453 7.513 41.034 25 41.034 7.513 5.453 5.453 7.513 41.034