Zhenwei Xie2 articles listing Zhenwei Xie in Nature Communications, indexed by Paperzzz from Crossref and OSF.Redefining topological robustness in optical polarization fields through a generalized skyrmion number Nature CommunicationsUltrabroadband, achromatic, and non-diffracting perfect optical vortex generation via radial momentum control in dielectric metasurfaces Nature Communications