Expanding the solvent diversity and perovskite compatibility of SnO2 inks that are directly deposited on perovskite layers

S Chapagain, PJ Armstrong, R Panta, N Acharya… - iScience, 2024 - cell.com
Tin oxide (SnO 2) is an attractive electron transport material (ETM) for perovskite solar cells
(PSCs) due to its optoelectronic properties, low-temperature solution processability, cost …

Counterion Effects of Imidazolium Ionic Liquids for the Passivation of the NiOx–Perovskite Interface in Blade Coated Perovskite Solar Cells

R Panta, S Chapagain, PJ Armstrong… - ACS Applied Energy …, 2024 - ACS Publications
Perovskite solar cells are inexpensive and easy-to-manufacture devices with competitive
power conversion efficiencies (PCEs). Devices that employ metal oxide charge transport …

Ligand-stabilized SnO2 as a high-performance and scalable electron transport material for inverted perovskite solar cells.

S Chapagain - 2024 - ir.library.louisville.edu
Over the past decade, perovskite solar cell (PSC) technology has attracted significant
attention for its low material costs, simple fabrication processes, and impressive photovoltaic …

Evaluation of imidazole blocking layers for perovskite stability

PJ Armstrong, S Chapagain, E Chacko, T Druffel… - Next Research, 2024 - Elsevier
The prevention of AgI formation is critical for ensuring long term stability of perovskite solar
cells. While sputtered metal oxide films are known for uniform dense film formation, solution …

Scalable solution processing of NiOx nanoparticles.

PJ Armstrong - 2023 - ir.library.louisville.edu
Perovskite solar cells (PSCs) are a promising alternative to silicon-based photovoltaics.
However, PSCs face several challenges due to shortcomings in their stability, module …