News tagged with sound wave

How to 3-D print your own sonic tractor beam

Last year Asier Marzo, then a doctoral student at the Public University of Navarre, helped develop the first single-sided acoustic tractor beam—that is, the first realization of trapping and pulling an object using sound ...

dateJan 03, 2017 in General Physics
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Lego-like wall produces acoustic holograms

Research Triangle engineers have developed a simple, energy-efficient way to create three-dimensional acoustic holograms. The technique could revolutionize applications ranging from home stereo systems to medical ultrasound ...

dateOct 14, 2016 in General Physics
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