Zheng, GuoxingMühlenbernd, HolgerKenney, MitchellLi, GuixinZentgraf, ThomasZhang, Shuang2016-06-141748-3387http://hdl.handle.net/1885/103114Metasurface holograms reaching 80% efficiency201510.1038/nnano.2015.22016-06-14