Mode

Fr(kHz)_1D Theory Analysis

Fr(kHz)_3D Simulation Analysis

Fr(kHz)_Experiments

1

2.140

2.658 ~ 3.103

2.800 ~ 3.200

2

8.560

8.197 ~ 10.419

10.800 ~ 11.200

3

19.260

18.574 ~ 21.734

20.800 ~ 21.200