Table 1. Calculated adsorption energies (in eV) versus vacuum (V) and bulk metal (B) reference states for Li and Na in mono- and bi-layers MoS_2.

	H		T		Octahedral		Tetrahedral
	V	B	V	B	V	B	V	B
monolayer
Li	−1.64	−0.03	−1.79	−0.18
Na	−1.19	−0.10	−1.27	−0.18
bilayer
Li	−1.80	−0.19	−2.01	−0.40	−2.49	−0.88	−2.74	−1.13
Na	−1.56	−0.47	−1.54	−0.45	−1.65	−0.56	−1.53	−0.44