Fig. 5: Energetic disorder in the investigated films under strain.
From: Strain-enhanced electrical performance in stretchable semiconducting polymers

a, b Absorbance determined via UV-DRS measurements (insert: Urbach energies of the investigated films). c, d Deviation in the Eu values of P1 and P2 with increasing strain. e Probable structural factors at multiscale contributing to the energetic disorder in stretchable semiconducting polymer films. DOS density of state.