Citation: Zhou, En-Long; Qin, Chao; Tian, Dan; Wang, Xin-Long; Yang, Bing-Xiao; Huang, Ling; Shao, Kui-Zhan; Su, Zhong-Min (2018). A difunctional metal--organic framework with Lewis basic sites demonstrating turn-off sensing of Cu2+ and sensitization of Ln3+. Journal of Materials Chemistry C, 6, pp. 7874-.