7 years ago
Make your own sonic tractor beam
Ever wanted to move an object with sound? Now you can. After building the first single-sided acoustic tractor beam that can trap and pull an object using sound waves, Asier Marzo has now created a version that can be made using a 3-D printer. In addition to publishing the paper in Applied Physics Letters, Marzo has released a step-by-step YouTube video to help you get started. We spoke to Marzo about his work.
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