Changxin Chen received a Ph.D. degree in Microelectronics and Solid-State Electronics from Shanghai Jiao Tong University, China. He is currently an Assistant Professor of Research Institute of Micro/Nano Science and Technology in Shanghai Jiao Tong University. His research interests cover carbon nanotube electronics and optoelectronics, novel semiconductor or nano devices, and nanofabrication and nanoassembly, etc. He has authored or coauthored more than 30 papers in scientific journals and is the holder of several patents in the micro/nano electronics area. Yafei Zhang is the Chair Professor of Nanomaterials and Nanoelectronics, Research Institute of Micro/Nanometer Science & Technology, Shanghai Jiao Tong University. Prof. Zhang received his B.Sc. in 1982, M.S. in 1986 and PhD degree in 1994 from the Lanzhou University of China, all in Condensed Physics. He was a Research Scientist, and Visiting Professor at the Centre of Super-Diamond and Advanced Films, City University of Hong Kong from 1996 to 1998, a Senior Research Scientist, in the Japan National Institute for Research in Inorganic Materials from 1998 to 2001. He joined the Shanghai Jiao Tong University in 2001 and established a research team in the field of nanomaterials and nanoelectronics. His research interests including nanoelectronic devices constructed by nanomaterial arrangement, single-walled carbon nanotubes and related sensors, nanowire-based single electronic devices, multibarrier electron tuning devices, SiC nanowhiskers and related functional devices, Si nanowires and photocatalytic films of TiO2. He has authored or coauthored over 250 papers and 36 patents.