What if materials could defy gravity, so that we could leave them suspended in mid-air and freely control them? ZeroN is a physical and digital interaction element that floats and moves in space by computer-controlled magnetic levitation. Both the computer and people can move the ZeroN in the 3D space..
Jinha Lee, Rehmi Post, and Hiroshi Ishii
published at UIST 2011.
Jinha Lee, Rehmi Post, and Hiroshi Ishii. 2011. ZeroN: mid-air tangible interaction enabled by computer controlled magnetic levitation. In Proceedings of the 24th annual ACM UIST '11. ACM, New York, NY, USA, 327-336.