The monopole movement
arXiv:1505.07400 · doi:10.1038/nphys3251
Abstract
The monopole picture for spin ice offers a natural description for a confounding class of materials. A paper published in Nature Physics in 2009 applied it to study the dynamical properties of these systems -- sparking intense experimental and theoretical efforts in the years that followed.
(3 pages; News \& Views article to celebrate Ten Years of Nature Physics)