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Two-dimensional perovskite templates for durable, efficient formamidinium perovskite solar cells
We present a design strategy for fabricating ultrastable phase-pure films of formamidinium lead iodide (FAPbI(3)) by lattice templating …
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Interpreting Halide Perovskite Semiconductor Photoluminescence Kinetics
Drawing from both experimental data and simulation, we highlight best practices for fitting time-resolved photoluminescence (TRPL) …
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Interpreting Halide Perovskite Semiconductor Photoluminescence Kinetics
Local A-Site Phase Segregation Leads to Cs-Rich Regions Showing Accelerated Photodegradation in Mixed-Cation Perovskite Semiconductor Films
Phase stability under illumination is important for applications of halide perovskite semiconductors in both solar photovoltaics and …
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Local A-Site Phase Segregation Leads to Cs-Rich Regions Showing Accelerated Photodegradation in Mixed-Cation Perovskite Semiconductor Films
Scalable Passivation Strategies to Improve Efficiency of Slot Die-Coated Perovskite Solar Cells
The power conversion efficiency (PCE) of spin-coated, « 1 cm(2), perovskite solar cells has exceeded 25%. The PCEs of the …
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Scalable Passivation Strategies to Improve Efficiency of Slot Die-Coated Perovskite Solar Cells
Optical tuning of the diamond Fermi level measured by correlated scanning probe microscopy and quantum defect spectroscopy
Quantum technologies based on quantum point defects in crystals require control over the defect charge state. Here we tune the charge …
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Purcell Enhanced Emission and Saturable Absorption of Cavity-Coupled CsPbBr3 Quantum Dots
Halide perovskite semiconductors have emerged as promising materials for the development of solution-processed, scalable, and …
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Purcell Enhanced Emission and Saturable Absorption of Cavity-Coupled CsPbBr3 Quantum Dots
Quantifying Doping Efficiency to Probe the Effects of Nanoscale Morphology and Solvent Swelling in Molecular Doping of Conjugated Polymers
We study the doping of conjugated polymers from droplets of molecular dopant solutions, as might be used in additive manufacturing …
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Chain Length Dependence of Electron Transport in an n-Type Conjugated Polymer with a Rigid-Rod Chain Topology
Most currently known n-type conjugated polymers have a semiflexible chain topology, and their charge carrier mobilities are known to …
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Local Background Hole Density Drives Nonradiative Recombination in Tin Halide Perovskites
We use multimodal microscopy to study carrier recombination in semiconducting tin halide perovskite films based on …
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Local Background Hole Density Drives Nonradiative Recombination in Tin Halide Perovskites
Photo-Crosslinkable Naphthalene Diimide Polymer for Solution-Processed n-i-p Perovskite Solar Cells
We copolymerize a norbornene monomer bearing a pendant naphthalene diimide with a norbornene bearing a cinnamate pendant moiety to …
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