acoustic holograms
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Kooky Acoustics
2.14.23, 9:33 AM EST
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the byte
Scientists Use "Acoustic Holograms" To Form Particles Into Complex 3D Shapes
Futurism
9.26.16, 3:57 PM EDT
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futurism
Sonic Tractor Beams: Scientists Made a Hologram Device That Costs Less Than $10