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Active materials and smart structures offer a wealth of new opportunities for human ingenuity and engineering design. Whereas smart structures have...



= Encyclopedia Article; = Research Update
Figure 1.The smart structures constellation: functional attributes and technology enablers.
Figure 2.Advantage of morphing flight structures: Flight-envelope comparison between fixed geometry, variable airfoil, variable sweep, and fully morphing geometry. Radial coordinate is a measure of performance efficiency. (Courtesy NextGen Aeronautics, Inc., reproduced with permission)
Figure 3.Schematic of an earthquake-resistant, variable-stiffness building (KaTRI No.21, in service in Tokyo, Japan), an example of a self-bracing structure. (V. Giurgiutiu, Encyclopedia of Vibration, Elsevier, 2004)