Experimental

Frequencies (cm1)e

Calculated by Equation (9)

Calculated by Equation (10)

11.43

11.45

10.67

19.05

19.06

17.60

26.67

26.67

26.11

34.29

34.28

34.62

41.91

41.89

42.86

49.52

49.5

50.84

57.13

57.11

58.50

64.74

64.72

65.89

72.34

72.33

73.01

79.95

79.94

79.87

87.55

87.55

86.60

95.15

95.16

93.13