Previous Article Next Article Table of Contents Nature Nanotechnology, Vol.15, No.9, 726-727, 2020 DOI10.1038/s41565-020-0726-1 Export Citation Freezing and melting skyrmions in 2D Klaui M Lattices of magnetic whirls are a promising model system to study phases and phase transitions in two dimensions. Please enable JavaScript to view the comments powered by Disqus.