1 Department of Chemistry, Key Laboratory of Advanced Energy Materia Chemistry, Frontiers Science Center for New Organic Matter, and Haihe Laboratory of Sustainable Chemical Transformations (Tianjin), College of Chemistry, Nankai University, Tianjin 300071, P. R. China. pcheng@nankai.edu.cn.
2 Tianjin Key Laboratory of Structure and Performance for Functional Molecules, College of Chemistry, Tianjin Normal University, Tianjin 300387, P. R. China.
Isostructural binuclear clusters Gd and Dy with antiferromagnetic and ferromagnetic couplings separately exhibit single-molecule magnetic behavior and strong magnetocaloric entropy.