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Experimental setup to trap small particles by the sharp edges vibrating in flexural mode.
Images of the trapped mint seeds on the sharp edges: (a) in still water; (b) in still air.
Distribution of out-of-plane vibration velocity amplitude of the tapered metal plates. is the out-of-plane vibration amplitude of the metal plates in air, and its maximum value in the figure is . The measuring range is and . All three coordinate axes are in linear scale.
Relationship between the number of trapped particles and input power: (a) mint seeds; (b) flying color seeds.
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