Electronic, Elastic, Optical, and Thermodynamic Properties Study of Ytterbium Chalcogenides Using Density Functional Theory

Table 2

Band gap energy of ytterbium chalcogenides.

Compound	Band gap energy
	Present study	Experimental
YbS	1.14 eV	1.1 eV [23]
YbSe	1.32 eV	1.35–1.45 eV [23]
YbTe	1.48 eV	1.7–1.75 eV [23]