Figure 5. Eigenvalues of full-span test specimen with temperature dependence and measurement uncertainty

From

Active Stiffness Method for High Cycle Fatigue Mitigation using Topical Thin Foil Shape Memory Alloy

Nicholas G. Garafolo, Rachel Collard

Journal of Mechanical Design and Vibration. 2017, 5(1), 11-20 doi:10.12691/jmdv-5-1-2