Results 1 to 10 of about 201,843 (301)

The challenge of studying perovskite solar cells’ stability with machine learning

open access: yesFrontiers in Energy Research, 2023
Perovskite solar cells are the most dynamic emerging photovoltaic technology and attracts the attention of thousands of researchers worldwide. Recently, many of them are targeting device stability issues–the key challenge for this technology–which has ...
Paolo Graniero   +9 more
doaj   +1 more source

Field-induced structural and orbital transformations leading to large bulk photovoltaic response in modified barium titanate

open access: yesAPL Materials, 2023
Ferroelectric systems are gaining importance in the perspective of capitalizing on their potential in energy applications. In particular, the ferroelectric photovoltaic effect is one of the attractive fields because of the reported above bandgap ...
Shanmuga Priya Karmegam   +5 more
doaj   +1 more source

Constructing Soft Perovskite–Substrate Interfaces for Dynamic Modulation of Perovskite Film in Inverted Solar Cells with Over 6200 Hours Photostability

open access: yesAdvanced Science, 2022
High‐performance perovskite solar cells (PSCs) depend heavily on the quality of perovskite films, which is closely related to the lattice distortion, perovskite crystallization, and interfacial defects when being spin‐coated and annealed on the substrate
Wenxuan Lv   +7 more
doaj   +1 more source

Monolithic perovskite/organic tandem solar cells: Developments, prospects, and challenges

open access: yesNano Select, 2021
Monolithic perovskite solar cells (PSCs) and small‐bandgap organic photovoltaics (OPVs) integrated perovskite/organic tandem devices and binary perovskite/bulk‐heterojunction (BHJ) devices have recently attracted tremendous attention due to their ...
Yue‐Min Xie   +5 more
doaj   +1 more source

A Review of Perovskite-Based Photodetectors and Their Applications

open access: yesNanomaterials, 2022
Perovskite photodetectors have attracted much research and attention because of their outstanding photoelectric characteristics, such as good light harvesting capability, excellent carrier migration behavior, tunable band gap, and so on.
Haiyan Wang   +8 more
doaj   +1 more source

Organic Molecule Assisted Growth of Perovskite Films Consisting of Square Grains by Surface-Confined Process

open access: yesNanomaterials, 2021
Organic–inorganic perovskite single crystals are promising in the field of optoelectronics due to their excellent optoelectronic properties. However, the ion transport of perovskite precursor is poor in confined spaces, which results in difficulty in the
Shao Xin Yan   +7 more
doaj   +1 more source

High temperature elastic anisotropy of the perovskite and post-perovskite polymorphs of Al2O3 [PDF]

open access: yes, 2005
Finite temperature ab initio molecular dynamics calculations were performed to determine the high temperature elastic and seismic properties of the perovskite and post-perovskite phases of pure end-member Al2O3.
Brodholt, JP, Price, GD, Stackhouse, S
core   +1 more source

Antimony Potassium Tartrate Stabilizes Wide-Bandgap Perovskites for Inverted 4-T All-Perovskite Tandem Solar Cells with Efficiencies over 26%

open access: yesNano-Micro Letters, 2023
Highlights A versatile material-antimony potassium tartrate is added to wide-bandgap perovskite cells for the first time. Inverted wide-bandgap perovskite solar cells with a structure of ITO/MeO-2PACz/perovskite/C60/ALD-SnO2/Cu yield a champion power ...
Xuzhi Hu   +9 more
doaj   +1 more source

A novel dimethylformamide (DMF) free bar-cast method to deposit organolead perovskite thin films with improved stability [PDF]

open access: yes, 2016
We report a solvent-free approach to synthesizing organolead perovskites by using solid state reactions to coat perovskite crystals onto Al2O3 or TiO2 nanoparticles followed by addition of terpineol affording perovskite inks.
Arthur Connell   +36 more
core   +4 more sources

A fast and robust numerical scheme for solving models of charge carrier transport and ion vacancy motion in perovskite solar cells [PDF]

open access: yes, 2018
Drift-diffusion models that account for the motion of both electronic and ionic charges are important tools for explaining the hysteretic behaviour and guiding the development of metal halide perovskite solar cells. Furnishing numerical solutions to such
Courtier, N. E.   +2 more
core   +2 more sources

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