Chen, Li
Department of Physics, Linyi Normal University, Linyi, Shandong 276005, People’s Republic of China
Department of Materials Science and Engineering, University of Utah, Salt Lake City, UT 84112, USA
ch6311@tom.com; Pan, Hongzhe
Department of Physics, Linyi Normal University, Linyi, Shandong 276005, People’s Republic of China; Sun, Yuanyuan
Department of Physics, Linyi Normal University, Linyi, Shandong 276005, People’s Republic of China; Ouyang, Yu
Department of Physics, Linyi Normal University, Linyi, Shandong 276005, People’s Republic of China; Li, Daoyong
Department of Physics, Linyi Normal University, Linyi, Shandong 276005, People’s Republic of China
(2015-01-15)