3D print your own tractor beam with off-the-shelf low cost components

New research from provides instructions on how to build a low cost 3D printed levitator. The device uses acoustic waves to hold samples such as fluids, insects or small electrical components.  Creating a microgravity environment The levitator is intended to facilitate studies in chemistry, spectroscopy or organisms in microgravity. The scientists write, “This technology has […]

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