Fig. 4From: Strain Engineering on the Electronic and Optical Properties of WSSe Bilayera–r Band structures of I1, I2, and I3 with different strains of − 6%, − 4%, − 2%, 2%, 4%, and 6%, respectively. The bandgaps are denoted with the dashed green arrows, while red solid arrows depict the principal interband transitions of P1 and P2, respectivelyBack to article page