Citation: Lin, Jian; Chai, Ping; Diefenbach, Kariem; Shatruk, Michael; Albrecht-Schmitt, Thomas E. (2014). Challenges in the Search for Magnetic Coupling in 3d/4f Materials: Syntheses, Structures, and Magnetic Properties of the Lanthanide Copper Heterobimetallic Compounds, RE2Cu(TeO3)2(SO4)2. Chemistry of Materials, 26, pp. 2187-.