Effect of transition metal ions on luminescence of MOFs Bo Ruan, Huan-Li Liu, Xue-Qing Zhan, Hui Ding, Lei Xie and Fang-Chang Tsai MATEC Web Conf., 238 (2018) 05004 Published online: 26 November 2018 DOI: 10.1051/matecconf/201823805004