PSI - Issue 28

7

Bingquan Wang et al. / Procedia Structural Integrity 28 (2020) 482–490 Author name / Structural Integrity Procedia 00 (2019) 000–000

488

10

Copper = 3e-10 m

9

8

7

6

5

4

3

2

1

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Normalized wave number 0

Fig. 3. Dispersion relationship for a 1-Dimensional structure made of copper.

10

Copper = 3e-10 m - Longitudinal Copper = 3e-10 m - Transverse

9

8

7

3 Frequency (10 12 s -1 ) 4 5 6

2

1

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Normalized wave number 0

Fig. 4. Dispersion relationship for a 2-Dimensional structure made of copper.