Defects

Defect Tolerance of π-Conjugated Polymer Crystal Lattices and Their Relevance to Optoelectronic Applications
This work seeks to understand the role of structural defects in the polymer chain on the crystallization and crystal lattice of …
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Tracking Photoexcited Carriers in Hybrid Perovskite Semiconductors: Trap-Dominated Spatial Heterogeneity and Diffusion
We use correlated confocal and wide-field fluorescence microscopy to probe the interplay between local variations in charge carrier …
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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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Nanoscale Surface Potential Variation Correlates with Local S/Se Ratio in Solution-Processed CZTSSe Solar Cells
Thin film solar cells made from Cu, Zn, Sn, and S/Se can be processed from solution to yield high-performing kesterite (CZTS or CZTSSe) …
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