Table 3.

Electron and Hole Effective Masses for pristine and strained ScH${\mathrm{X}}_2$ monolayer.

Strain	%	ScHBr2		ScHI2
		Electron	Hole	Electron	Hole
Compressive	7%	1.09	−1.05	0.77	−1.09
Compressive	5%	1.48	−0.63	0.91	−1.32
Compressive	3%	1.58	−0.65	1.11	−1.52
Compressive	1%	1.67	−0.77	1.45	−1.68
Pristine	0%	2.87	−0.98	1.57	−0.51
Tensile	1%	2.38	−0.65	1.94	−0.53
Tensile	3%	0.95	−0.72	2.66	−0.61
Tensile	5%	0.65	−0.76	0.44	−0.69
Tensile	7%	0.83	−0.86	0.48	−0.78