Ultrasound Prototype Creates a Wall-Free Tube for Matter
An eight-centimetre University of Helsinki prototype used ultrasound from 256 speakers to guide liquid through a wall-free tube in air.
An eight-centimetre University of Helsinki prototype used ultrasound from 256 speakers to guide liquid through a wall-free tube in air.
© 2025 Scienmag - Science Magazine
© 2025 Scienmag - Science Magazine