Ultrasensitive nanosensors based on localized surface plasmon resonances: From theory to applications

Chen Wen¹, Hu Huatian², Jiang Wei¹, Xu Yuhao¹, Zhang Shunping^1,, Xu Hongxing^{1, 2,}

(color online) NWOM plasmon rulers using cavity plasmons.^[121] (a) Near-exponential decay performance of the cavity plasmons with sensitivity reaching . (b) Cavity plasmons applied in thermal expansion experiment for in situ probing of thickness changes with a resolution up to 0.58 picometer. Reprinted with permission from Copyright 2018 Nature Publishing Group.