Dirac electrons in graphene-based quantum wires and quantum dots

TL;DR

This paper investigates the electronic properties of Dirac electrons in graphene-based nanostructures such as quantum wires and dots, providing insights into their behavior in finite geometries.

Contribution

It offers a detailed analysis of Dirac electrons in finite graphene structures, highlighting effects of geometry on electronic properties.

Findings

Electronic states depend on the shape and size of the graphene nanostructures.

Quantum confinement leads to discrete energy levels in quantum dots.

Edge effects significantly influence electronic properties.

Abstract

In this paper we analyse the electronic properties of Dirac electrons in finite-size ribbons and in circular and hexagonal quantum dots made of graphene.