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Frequency-doubling effect in acoustic reflection by a nonlinear, architected rotating-square metasurface
Nonlinear acoustic metamaterials offer the potential to enhance wave control opportunities beyond those already demonstrated via …
Xinxin Guo, Vitalyi E Gusev, Vincent Tournat, Bolei Deng, Katia Bertoldi
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Nonlinear Transition Waves in Free-standing Bistable Chains
We propose an analytical framework to study the propagation of transition waves in one-dimensional free-standing lattices comprising …
Bolei Deng, Pai Wang, Vincent Tournat, Katia Bertoldi
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Propagation of elastic solitons in chains of pre-deformed beams
We use a combination of experiments, numerical analysis and theory to investigate the nonlinear dynamic response of a chain of …
Bolei Deng, Yuning Zhang, Qi He, Vincent Tournat, Pai Wang, Katia Bertoldi
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Propagation of pop ups in kirigami shells
Kirigami-inspired metamaterials are attracting increasing interest because of their ability to achieve extremely large strains and …
Ahmad Rafsanjani, Lishuai Jin, Bolei Deng, Katia Bertoldi
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DYNAMIC FLEXOELECTRIC ACTUATION AND CONTROL OF BEAMS
A flexoelectric cantilever beam actuated by the converse flexoelectric effect is evaluated and its analytical and experimental data are …
Mu Fan, Bolei Deng, Hornsen Tzou
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Effect of predeformation on the propagation of vector solitons in flexible mechanical metamaterials
We investigate the effects of large predeformation on the propagation of planar solitary waves in flexible mechanical metamaterials …
Bolei Deng, Vincent Tournat, Katia Bertoldi
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Metamaterials with amplitude gaps for elastic solitons
We combine experimental, numerical, and analytical tools to design highly nonlinear mechanical metamaterials that exhibit a new …
Bolei Deng, Pai Wang, Qi He, Vincent Tournat, Katia Bertoldi
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Elastic Vector Solitons in Soft Architected Materials
We demonstrate experimentally, numerically, and analytically that soft architected materials can support the propagation of elastic …
Bolei Deng, Jordan R. Raney, Vincent Tournat, Katia Bertoldi
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Flexoelectric Actuation and Vibration Control of Ring Shells
The converse flexoelectric effect, i.e., the polarization (or electric field) gradient-induced internal stress (or strain), can be …
Hornsen Tzou, Bolei Deng, Huiyu Li
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Optimal Positions for Multiple Flexoelectric Actuations on Beams
Inhomogeneous electric field induces internal stress in flexoelectric materials, which is known as the converse flexoelectric effect. …
Bolei Deng, Hua Li, Hornsen Tzou
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