Recently, a novel magnetic levitation phenomenon involving two magnetically equivalent neodymium permanent magnets has been reported. In this work, we propose that this system functions as a scaled-up analog of the Levitron. The key distinction is that the ratio m/μf becomes a function of the lateral displacement δR, and magnetic trapping no longer depends on the rotational speed of the levitating body as in a conventional Levitron. Furthermore, we demonstrate that stable trapping occurs when a specific constraint on the δR parameter is satisfied, ensuring that the potential energy reaches a minimum at the equilibrium point.
@article{arxiv.2506.23268,
title = {Magnetic levitation by rotation described by a new type of Levitron},
author = {A. Doff and R. M. Szmoski},
journal= {arXiv preprint arXiv:2506.23268},
year = {2025}
}
Comments
24 pages, 11 figures, to appear in Physica Scripta