Topological kink plasmons on magnetic-domain boundaries

Topological kink plasmons on magnetic-domain boundaries
Dafei Jin, Yang Xia, Thomas Christensen, Matthew Freeman, Siqi Wang, King Yan Fong, Geoffrey C. Gardner, Saeed Fallahi, Qing Hu, Yuan Wang, Lloyd Engel, Zhi-Li Xiao, Michael J. Manfra, Nicholas X. Fang & Xiang Zhang. Nature Communications [PDF] [DOI]