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Michael Allen
Freelance Science Journalist
Tag:
acoustic holograms
We’ve mastered acoustic levitation – and it is surprisingly useful
Making images with sound
Ultrasound device creates an audio, visual and tactile 3D display
Ultrasound guides particle in a midair display
Watch a ‘sonic tractor beam’ do some midair sewing
Acoustic tractor beam can grab objects from behind obstacles
Watch the world’s most powerful tractor beam levitate its biggest catch
Sonic tractor beam grabs hold of large objects
Sonic tractor beam can be made for less than $90
Building-block metamaterials shape 3D acoustic holograms
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