Photovoltaics

Maximizing the external radiative efficiency of hybrid perovskite solar cells
Despite rapid advancements in power conversion efficiency in the last decade, perovskite solar cells still perform below their …
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The Importance of Moisture in Hybrid Lead Halide Perovskite Thin Film Fabrication
Moisture, in the form of ambient humidity, has a significant impact on methylammonium lead halide perovskite films. In particular, due …
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Mapping Nanoscale Variations in Photochemical Damage of Polymer/Fullerene Solar Cells with Dissipation Imaging
We use frequency-modulated electrostatic force microscopy to track changes in cantilever quality factor (Q) as a function of …
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Absence of Photoinduced Charge Transfer in Blends of PbSe Quantum Dots and Conjugated Polymers
We use photoluminescence (PL) quenching and photoinduced absorption (PIA) spectroscopy to study charge transfer in bulk heterojunction …
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