High performance silicene nanoribbon field effect transistors with current saturation Hong Li, Lu Wang, Qihang Liu, Jiaxin Zheng, Wai-Ning Mei, Zhengxiang Gao, Junjie Shi and Jing Lu Eur. Phys. J. B, 85 8 (2012) 274 Published online: 06 August 2012 DOI: 10.1140/epjb/e2012-30220-2