# Comment: Energy Spectrum of a Graphene Quantum Dot in a Perpendicular   Magnetic Field

**Authors:** S. Schnez, K. Ensslin, M. Sigrist, and T. Ihn

arXiv: 1702.05916 · 2017-02-21

## TL;DR

This paper defends the accuracy of an analytic derivation of the energy spectrum for a graphene quantum dot in a magnetic field, clarifying previous misunderstandings and correcting notation errors.

## Contribution

It confirms the correctness of the original energy spectrum derivation and addresses critiques, reinforcing the validity of the analytic approach.

## Key findings

- Original derivation is correct and equivalent to previous results
- Notation errors are identified and corrected
- Analytic expressions for energy spectrum are validated

## Abstract

In a recent comment (arXiv:1607.06081), Falaye et al. claim that there are certain flaws in our publication (Phys. Rev. B, 78, 195427 (2008)). We point out that our results, in particular the analytic derivation of the energy spectrum of a circular graphene quantum dot exposed to a perpendicular magnetic field, are correct and equivalent to the result of Falaye et al. A misleading notation error is corrected.

## Full text

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## References

3 references — full list in the complete paper: https://tomesphere.com/paper/1702.05916/full.md

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Source: https://tomesphere.com/paper/1702.05916