Importance of $σ$ Bonding Electrons for the Accurate Description of Electron Correlation in Graphene

Author(s): Huihuo Zheng, Yu Gan, Peter Abbamonte, and Lucas K. Wagner

Electron correlations in graphene are characterized via first principles calculations, showing that bonding of

$\sigma$

electrons is important in understanding the low energy physics of graphene.

[Phys. Rev. Lett. 119, 166402] Published Fri Oct 20, 2017