Thermodynamic stability of Borophene, ${\mathrm{B}}_2{\mathrm{O}}_3$ and other ${\mathrm{B}}_{1-\mathrm{x}}{\mathrm{O}}_{\mathrm{x}}$ sheets

Florian M. Arnold, Gotthard Seifert, Jens Kunstmann

The recent discovery of borophene, a two-dimensional allotrope of boron, raises many questions about its structure and its chemical and physical properties. Boron has a high chemic…