1. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 The general infinite periodic multiphase rod and the selected unit cell Figure Legend:

2. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 The displacements/forces at the ends of the current and the adjacent unit cells Figure Legend:

3. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 Typical parts of the unit cell: the coordinates and the physical variables Figure Legend:

4. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 The obtained first several wave number-frequency spectra of characteristic longitudinal waves in the periodic binary-I and binary-II rods and their comparisons with the existing counterparts Figure Legend:

5. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 The frequency-wave number spectra of longitudinal waves in the exemplified periodic hexadecimal rod Figure Legend:

6. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 The frequency-wavelength spectra of longitudinal waves in the exemplified periodic hexadecimal rod Figure Legend:

7. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 The frequency-phase velocity spectra of longitudinal waves in the exemplified periodic hexadecimal rod Figure Legend:

8. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 Effect of the cross-sectional area of the constituent rod on the band structure formation Figure Legend:

9. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 Effect of the length of the constituent rod on the band structure formation Figure Legend:

10. Date of download: 6/6/2016 Copyright © ASME. All rights reserved. From: Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem J. Vib. Acoust. 2013;136(1):011006-011006-13. doi:10.1115/1.4025438 Effect of the mass density of the constituent rod on the band structure formation Figure Legend: