Liu Xing-Hui, Zhao Hong-Liang, Li Tian-Yu, Zhang Ren, Li Song-Jie, Ge Chun-Hua. Improvement on the electron transport efficiency of the carbon nanotube field effect transistor device by introducing heterogeneous-dual-metal-gate structureJ. Acta Physica Sinica, 2013, 62(14): 147308. DOI: 10.7498/aps.62.147308