@article {zhang2007doping,
	title = {Doping-free fabrication of carbon nanotube based ballistic CMOS devices and circuits},
	journal = {Nano Letters},
	volume = {7},
	number = {12},
	year = {2007},
	pages = {3603{\textendash}3607},
	publisher = {ACS Publications},
	author = {Zhang, Zhiyong and Liang, Xuelei* and Wang, Sheng and Yao, Kun and Hu, Youfan and Zhu, Yuzhen and Chen, Qing and Weiwei Zhou and Yan Li and Yagang Yao and Jin Zhang and Peng, Lian-Mao*}
}
