Picosecond-scale coherent toggle switching of topological spin helicity

Can Liu, Zefang Li, Xuange Hu, Jiangteng Guo, Yue Hu, Ying Deng, Haixue Wang, Shaozheng Ji, Cuntao Gao, Fang Liu, Huai Zhang, Wei He, Tengyu Guo, Shaohui Chen, Peng-Han Lu, Jinxiong Wu, Yangfan Hu, Zhi-Min Liao, Jun-ming Liu, Dapeng Yu, Z. Hou, R. Dunin-Borkowski, Yimei Zhu, Xuewen Fu

2026.4.2/Nature Nanotechnology