Fig. 4From: Bipolar Effects in Photovoltage of Metamorphic InAs/InGaAs/GaAs Quantum Dot Heterostructures: Characterization and Design Solutions for Light-Sensitive Devices(Color online) room temperature photocurrent spectra of the metamorphic InAs/In0.15Ga0.85As/si-GaAs and conventional InAs/GaAs/si-GaAs QD structures. Inset: electric scheme of connecting the sample for PC measurementsBack to article page