@article{escidoc:3074286, title = {{Generation of switchable singular beams with dynamic metasurfaces}}, author = {Yu, P. and Li, Jianxiong and Li, X. and Sch\"utz, G. and Hirscher, M. and Zhang, S. and Liu, Na}, journal = {{ACS Nano}}, volume = {13}, number = {6}, pages = {7100--7106}, publisher = {American Chemical Society}, address = {Washington, DC}, year = {2019}, doi = {10.1021/acsnano.9b02425} }