A Strategy of NIR Dual‐Excitation Upconversion for Ratiometric Intracellular Detection

by Jianxi Ke, Shan Lu, Xiaoying Shang, Yan Liu, Hanhan Guo, Wenwu You, Xingjun Li, Jin Xu, Renfu Li, Zhuo Chen, Xueyuan Chen
Published 2019-11-01