An acoustic “tractor beam” that can pull an object by firing sound waves at it has been created by physicists in the UK and US. The beam was made using a commercial ultrasound surgery system and ...
The tractor beam was able to move a hollow triangular object forward 1cm This was done with a device that exerted pressure using sound waves Device could have applications in treating cancer and ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback