Mechanism of fluorescent quenching in ship fuel nitrogen content detection using Nb-doped SnO2 quantum dots as the fluorescent probe. - Fu, Ce; Feng, Xiaoying; Tian, Haoze; Zhang, Yanan; Zhai, Zhaoxia; Qiu, Peilun; Hu, Chuqiao; Liu, Jianqiao; Wang, Junsheng (Applied Surface Science, 2025)