16. Record High-Nuclearity Polyoxoniobates: Discrete Nanoclusters {Nb114}, {Nb81}, and {Nb52}, and Extended Frameworks Based on {Cu3Nb78} and {Cu4Nb78}
Lu Jin, Zeng-Kui Zhu, Yan-Lan Wu, Yan-Jie Qi, Xin-Xiong Li, and Shou-Tian Zheng*. Angew. Chem. Int. Ed. 2017, 56, 16288 –16292