Comment on "Dielectric screening and plasmons in AA-stacked bilayer graphene"

TL;DR

This paper critiques a previous study on dielectric screening and plasmons in AA-stacked bilayer graphene, pointing out errors and providing corrected results to improve understanding of the material's electronic properties.

Contribution

It identifies inaccuracies in prior equations and results, offering corrected calculations and insights into dielectric screening and plasmons in AA-stacked bilayer graphene.

Findings

Previous equations were incorrect

Corrected results provide more accurate descriptions

Enhanced understanding of dielectric screening in bilayer graphene

Abstract

In this comment we show that some equations and results of the paper titled "Dielectric screening and plasmons in AA-stacked bilayer graphene" are not correct. Furthermore, we present our results which seems to be more correct.