The adsorption energy E_ad, charge transfer Q, and band gap E_g of N₂O adsorbed on the PG sheet.

Orientation	Adsorption site	E ad (eV)	E g (eV)	Q (e)
N end	C1	−0.114	2.195	0.010
N end	C2	−0.152	2.193	0.010
O end	C1	−0.091	2.197	0.011
O end	C2	−0.102	2.198	0.009
Horizontal	C1	−0.203	2.197	0.015
Horizontal	C2	−0.156	2.189	0.018