Research Article

Electrical and Vibrational Studies of Na2K2Cu(MoO4)3

Table 5

Assignment of the internal vibrational modes frequencies of MoO4 tetrahedron.

AssignmentInfrared (/cm−1)Raman (/cm−1)

(MoO4)914937, 918, 891
(MoO4)344, 331, 273
(MoO4)849, 789, 726871, 829, 758
(MoO4)429, 472 378, 360