2 papers
cond-mat.mtrl-sci2010
Nearly Free Electron States in Graphene Nanoribbon Superlattices
Shuanglin Hu, Zhenyu Li, Qiaohong Liu +3
Nearly free electron (NFE) state is an important kind of unoccupied state in low dimensional systems. Although it is intensively studied, a clear picture on its physical origin and…
cond-mat.mtrl-sci2001
A first-principles study of MgB2 (0001) surfaces
Zhenyu Li, Jinlong Yang, J. G. Hou +1
We report self-consistent {\it ab initio} calculations of structural and electronic properties for the B- and Mg-terminated MgB (0001) surfaces. We employ ultra-soft pseudopo…