Fig. 2From: Detecting Spatially Localized Exciton in Self-Organized InAs/InGaAs Quantum Dot Superlattices: a Way to Improve the Photovoltaic EfficiencyReal (ϵ 1) (dashed red line) and imaginary (ϵ 2) (solid blue line) parts of dielectric functions of the InAs/InGaAs QD heterostructure obtained from SE measurements [10]Back to article page