【作者单位】Department of Chemistry, Taiyuan Normal University, Jinzhong, China;Key Laboratory of Magnetic Molecules &Magnetic Information Materials Ministry of Education, The School of Chemical and Material Science, Shanxi Normal University, Linfen, China;Xiang Zhang, Key Laboratory of Magnetic Molecules &Magnetic Information Materials Ministry of Education, The School of Chemical and Material Science, Shanxi Normal University, 041004 Linfen, China.;Department of Chemistry, Taiyuan Normal University, Jinzhong, China;Humic Acid Engineering and Technology Research Center of Shanxi Province, Jinzhong, China
