[1] East China Univ Sci & Technol, Sch Chem Engn, State Key Lab Chem Engn, UNILAB, 130 Meilong Rd, Shanghai 200237, Peoples R China
[2] East China Normal Univ, Sch Phys & Mat Sci, Shanghai 200062, Peoples R China
[3] East China Normal Univ, Shanghai Key Lab Magnet Resonance, Shanghai 200062, Peoples R China