21 citations · 21 across the 3 of their papers we have counts for
3 papers
cond-mat.mes-hall2009
Current Oscillations and Negative Resistances in Crossed Carbon Nanotubes Suspended Over a Dielectric Trench
M. Al Ahmad, D. Dragoman, M. Dragoman +4
An oscillatory dependence of the drain current on the drain voltage is found in a nanostructure consisting of two crossing semiconductor carbon nanotubes that are suspended over a…
quant-ph2007★ 21 cited
Metamaterials for Ballistic Electrons
Daniela Dragoman, Mircea Dragoman
The paper presents a metamaterial for ballistic electrons, which consists of a quantum barrier formed in a semiconductor with negative effective electron mass. This barrier is the…
quant-ph2007
Negative Differential Resistance of Electrons in Graphene Barrier
Daniela Dragoman, Mircea Dragoman
The graphene is a native two-dimensional crystal material consisting of a single sheet of carbon atoms. In this unique one-atom-thick material, the electron transport is ballistic…