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Scattering of the Fundamental Lamb Modes in Bent Metallic Plates
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Guided elastic waves, propagating through curved waveguides, have attracted significant attention in the recent past, both from the perspectives of assessment of structural integrity and generating novel designs of acoustic ...
Effect of Various Notch Shapes on Lamb Wave Scattering Behavior in a Bent Plate
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The application of guided waves to investigate commonly used plate shapes in the aerospace, mechanical, and civil industries is plates with bend shapes. This article investigates the interaction of fundamental Lamb waves ...
Nonlinear Interactions of Lamb Waves With a Delamination in Composite Laminates
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In view of their higher sensitivity in localizing an incipient damage, methods of non-destructive evaluation based on the nonlinear wave-damage interactions have been of continued interest in the recent past. In this paper, ...
Localization of a Breathing Delamination Using Nonlinear Lamb Wave Mixing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A guided wave-based method for localization of breathing delamination is presented in this investigation. The proposed technique utilizes one-way mixing of a dual-frequency fundamental antisymmetric Lamb modes with judiciously ...
Propagation of the Fundamental Lamb Modes in Strain Stiffened Hard-Magnetic Soft Plates
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study focuses on investigating hard-magnetic soft materials, characterized by magnetoactive polymers containing magnetically polarized particles as fillers. The research utilizes the Gent model of hyperelasticity to ...
Electromechanical Instability of Dielectric Elastomer Actuators With Active and Inactive Electric Regions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Electrically driven dielectric elastomers (DEs) suffer from an electromechanical instability (EMI) when the applied potential difference reaches a critical value. A majority of the past investigations address the mechanics ...
Electromechanical Instability of Dielectric Elastomer Actuators With Active and Inactive Electric Regions
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: Electrically driven dielectric elastomers (DEs) suffer from an electromechanical instability (EMI) when the applied potential difference reaches a critical value. A majority of the past investigations address the mechanics ...