作者机构:[1]Tsinghua National Laboratory for Information Science and Technology, Institute of Microelectronics, Tsinghua University, Beijing 100084, China
相关基金:Supported by the National High-Tech Research and Development (863) Program of China (No. 2009AA01Z115), the National Key Projects of China (No. 2009ZX02023-1-3), and the National Natu ral Science Foundation of China (No. 60729308)