STEM plasmon spectroscopy of free standi
β
Bangert, U. ;Eberlein, T. ;Nair, R. R. ;Jones, R ;Gass, M. ;Bleloch, A. L. ;Novo
π
Article
π
2008
π
John Wiley and Sons
π
English
β 376 KB
## Abstract Plasmon spectroscopy of the thinnest possible membrane, a single layer of carbon atoms, graphene, has been carried out in conjunction with ab initio calculations of the low loss function. We observe Οβ and Ο + Οβsurface plasmon modes in freeβstanding single sheets at 4.7 eV and 14.8 eV