Atomic scale insights into structure instability and decomposition pathway of methylammonium lead iodide perovskite

S Chen, X Zhang, J Zhao, Y Zhang, G Kong, Q Li… - Nature …, 2018 - nature.com
Organic–inorganic hybrid perovskites are promising candidates for the next-generation solar
cells. Many efforts have been made to study their structures in the search for a better …

A combined molecular dynamics and experimental study of two-step process enabling low-temperature formation of phase-pure α-FAPbI3

P Ahlawat, A Hinderhofer, EA Alharbi, H Lu… - Science …, 2021 - science.org
It is well established that the lack of understanding the crystallization process in a two-step
sequential deposition has a direct impact on efficiency, stability, and reproducibility of …

Methylamine gas based synthesis and healing process toward upscaling of perovskite solar cells: progress and perspective

C Li, S Pang, H Xu, G Cui - Solar RRL, 2017 - Wiley Online Library
Perovskite solar cells (PSCs) have aroused a wide range of interests in recent years due to
their high power conversion efficiency. Traditional fabrication methods of perovskite layer …

Surfactant-Free Synthesis of the Full Inorganic Perovskite CsPbBr3: Evolution and Phase Stability of CsPbBr3 vs CsPb2Br5 and Their Photocatalytic Properties

AL Pellegrino, G Malandrino - ACS Applied Energy Materials, 2021 - ACS Publications
In the present study, the successful fabrication, through a surfactant-free one-pot synthesis in
ethanol solution, of the all-inorganic halide perovskite CsPbBr3 has been achieved. The …

Revealing the self‐degradation mechanisms in methylammonium lead iodide perovskites in dark and vacuum

RK Gunasekaran, D Chinnadurai, AR Selvaraj… - …, 2018 - Wiley Online Library
Organic‐inorganic lead halide perovskite phases segregate (and their structures degrade)
under illumination, exhibiting a poor stability with hysteresis and producing halide …

Hybrid perovskites for photovoltaics: Story, challenges and opportunities

A Alberti, E Smecca, S Sanzaro, G Mannino… - La Rivista del Nuovo …, 2019 - Springer
Organic-inorganic hybrid perovskites have been representing a scientific breakthrough in
the photovoltaic field since 2009 when they were applied to replace photoactive dyes in …

One-step synthesis of FA1-xGAxPbI3 perovskites thin film with enhanced stability of alpha (α) phase

A Bouich, S Ullah, B Marí, L Atourki… - Materials Chemistry and …, 2021 - Elsevier
In this work, formamidinium lead iodide (FAPbI 3) with different Guanidinium (GA) content
(2.5%, 5%, 10% and 20%) were successfully deposited by a spin coating method. The …

Halide-driven formation of lead halide perovskites: insight from ab initio molecular dynamics simulations

W Kaiser, E Mosconi, AA Alothman, D Meggiolaro… - Materials …, 2021 - pubs.rsc.org
Controlling the crystallization mechanism of metal halide perovskites is of utmost importance
to grow defect-less perovskite layers for efficient solar cells and optoelectronic devices …

Fabrication of CH3NH3PbI3 perovskite-based solar cells: Developing various new solvents for CuSCN hole transport material

G Murugadoss, R Thangamuthu, SMS Kumar - Solar Energy Materials and …, 2017 - Elsevier
Abstract Copper (I) thiocyanate (CuSCN) is a cost-competitive hole selective contact for the
emerging organic-inorganic hybrid perovskite solar cells. However, limitation of solvent is …

Precise control of PbI2 excess into grain boundary for efficacious charge extraction in off-stoichiometric perovskite solar cells

J Yang, A Xiao, L Xie, K Liao, X Deng, C Li, A Wang… - Electrochimica …, 2020 - Elsevier
Excess PbI 2 has been widely introduced in halide perovskite precursor solution to
passivate the grain boundary defects in high efficient perovskite solar cells (PSCs) …