Experimental Investigations of Damage Identification for Aluminum Foam Sandwich Beams Using Two-Step Method

<div>The first three-order strain mode difference curve of single damage case: (a) the first-order strain modal shape difference, (b) the second-order strain modal shape difference, and (c) the third-order strain modal shape difference.</div>

Material Design & Processing Communications

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Figure 5

Figure 5: Experimental Investigations of Damage Identification for Aluminum Foam Sandwich Beams Using Two-Step Method 