Mode evolution and nanofocusing of grating-coupled surface plasmon polaritons on metallic tip Journal title: Opto-Electronic Advances Authors: Fanfan Lu, Wending Zhang*, Ligang Huang, Shuhai Liang, Dong Mao, Feng Gao, Ting Mei*, Jianlin Zhao Subject(s): Electrical and Electronic Engineering, Engineering, Nanotechnology, Technology, Remote Sensing, Optics