Electrical and Vibrational Studies of Na₂K₂Cu(MoO₄)₃

Table 4

Factor group analysis of the triclinic phase Na₂K₂Cu(MoO₄)₃.

	Atoms	Site symmetry
P-1	Mo1, Mo2, Mo3, Cu1, K2, Na1, Na2, 12 O		2	3		6		1	3
								1	3
	K1, K3		1	3		3		1	3

: number of molecules per primitive Bravais cell, : number of positions, : number of translations of a site species γ, and : the degree of vibrational freedom present in each site species γ.
represents the degeneracy of the species of the factor group, whereas is the number of lattice vibrations of the equivalent set of atoms in species of the factor group.