Large Titanium-Oxo Clusters as Precursors to Synthesize the Single Crystals of Ti-MOFs - Sun, Yayong; Lu, Dong-Fei; Sun, Yuexin; Gao, Mei-Yan; Zheng, Nan; Gu, Cheng; Wang, Fei; Zhang, Jian (ACS materials letters, 2021)