Large-Scaled, Uniform, Monodispersed ZnO Colloidal Microspheres

Jul 17, 2008 - (1) (a) Caruso, F.; Caruso, R. A.; Möhwald, H. Science 1998, 386,. 143. ... (3) Yi, G. R.; Moon, J. H.; Manoharan, V. N.; Pine, D. J.;...
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12138

J. Phys. Chem. C 2008, 112, 12138–12141

Large-Scaled, Uniform, Monodispersed ZnO Colloidal Microspheres Hao Jiang,† Junqing Hu,*,‡ Feng Gu,† and Chunzhong Li*,† Key Laboratory for Ultrafine Materials of Ministry of Education, School of Materials Science and Engineering, East China UniVersity of Science & Technology, Shanghai, 200237, People’s Republic of China, and College of Materials Science and Engineering, State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Donghua UniVersity, Shanghai 200051, China ReceiVed: March 19, 2008; ReVised Manuscript ReceiVed: May 21, 2008

Large-scaled and monodispersed ZnO microspheres have been prepared successfully by using triethanolamine (TEA) aqueous solution as solvent at low reaction temperature ranging from 150 to 200 °C. The diameters of ZnO microspheres with narrow size distribution ranging (90%) and nice reproducibility via a simple hydrothermal route by using triethanolamine (TEA) aqueous solution as solvent. The as-obtained ZnO microspheres possess narrow size distributions (