Fig. 7: The DFT calculations on adsorption energies.

a, b Optimized geometric structures and binding energies for H2O (a) and CO2 (b) adsorption on HGeSiOH, Si6H3(OH)3, and GeH monolayers.
a, b Optimized geometric structures and binding energies for H2O (a) and CO2 (b) adsorption on HGeSiOH, Si6H3(OH)3, and GeH monolayers.