@article{684, author = {{Walter, Felicitas and Li, Guixin and Meier, Cedrik and Zhang, Shuang and Zentgraf, Thomas}}, issn = {{1530-6984}}, journal = {{Nano Letters}}, number = {{5}}, pages = {{3171--3175}}, publisher = {{American Chemical Society (ACS)}}, title = {{{Ultrathin Nonlinear Metasurface for Optical Image Encoding}}}, doi = {{10.1021/acs.nanolett.7b00676}}, volume = {{17}}, year = {{2017}}, }