Gate-controlled guiding of electrons in graphene
Ballistic semiconductor structures have allowed the realization of optics-like phenomena in
electronic systems, including the magnetic focusing and electrostatic lensing of electrons. An …
electronic systems, including the magnetic focusing and electrostatic lensing of electrons. An …
Guided modes in a graphene barrier waveguide
Y He, M Ding, Y Yang, H Zhang - Superlattices and Microstructures, 2015 - Elsevier
A graphene-based barrier can act as an electron waveguide. The characteristics of the
guided modes in the waveguide are investigated. The conditions for the incident energy that …
guided modes in the waveguide are investigated. The conditions for the incident energy that …
Guided modes in asymmetric graphene waveguides
Y He, Y Xu, Y Yang, W Huang - Applied Physics A, 2014 - Springer
An asymmetric quantum well in graphene can act as a slab waveguide for electron waves in
a manner analogous to the electromagnetic waves in dielectrics. Guided modes and the …
a manner analogous to the electromagnetic waves in dielectrics. Guided modes and the …
Controlling the current flux in magnetic-barrier induced graphene waveguide
CEP Villegas, MRS Tavares - Applied Physics Letters, 2012 - pubs.aip.org
We theoretically propose a simple model to control the charge-density flux in graphene
waveguides produced by either magnetic or electrostatic barriers. We carefully study the …
waveguides produced by either magnetic or electrostatic barriers. We carefully study the …
Sorting the modes contributing to guidance in strain-induced graphene waveguides
CEP Villegas, MRS Tavares, GQ Hai… - New Journal of …, 2013 - iopscience.iop.org
We propose a simple way of probing the number of modes contributing to the channeling in
graphene waveguides which are formed by a gauge potential produced by mechanical …
graphene waveguides which are formed by a gauge potential produced by mechanical …
Single-Particle States and Elementary Excitations in Graphene Bi-Wires: Minding the Substrate
CEP Villegas, MRS Tavares - Graphene Simulation, 2011 - books.google.com
Graphene has become a subject of intense theoretical and experimental interest since it was
realized in laboratory in 2004 (Novoselovetal., 2004). As being considered as a true two …
realized in laboratory in 2004 (Novoselovetal., 2004). As being considered as a true two …