1. College of Chemistry and Material Science, Shandong Agricultural University, 271018 Taian, Shandong, People's Republic of China
2. Shandong Agricultural University Fertilizer Sci & Tec Co., Ltd, 271600 Taian, Shandong, People's Republic of China
3. Foshan (Southern China) Institute for New Materials, Foshan 528200, Guangdong, China