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Schematic structure of QD SCs.
(a) AFM image of the top layer for five-stack QDs. The inset shows the room temperature PL spectrum. (b) Cross-sectional STEM image of five-stack QDs.
Current density vs voltage curves at 1 sun AM1.5G for the QD SCs and GaAs reference cell.
(a) EQE of QD SCs and GaAs reference cell. (b) Normalized EQE of QD SCs.
Measured open circuit voltage , short circuit current density , fill factor (FF), and conversion efficiency for InAs QD SCs located at different positions and GaAs reference cell under AM 1.5G at light intensity.
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