2008, Vol. 66(23): 2592-2596
(a Institute of Molecules and Materials Computation, Nanjing University of Science and Technology, Nanjing 210094)
(b School of Biological and Chemical Engineering, Jiaxing University, Jiaxing 314001)
(c The 42nd Institute of the Fourth Academy of China Aerospace Science and Technology Corporation, Xiangfan 441003)
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