Results 21 to 30 of about 2,536,814 (333)

Design and Device Numerical Analysis of Lead-Free Cs2AgBiBr6 Double Perovskite Solar Cell

open access: yesCrystals, 2023
The advancement of lead-free double perovskite materials has drawn great interest thanks to their reduced toxicity, and superior stability. In this regard, Cs2AgBiBr6 perovskites have appeared as prospective materials for photovoltaic (PV) applications ...
Tarek I. Alanazi
semanticscholar   +1 more source

Magnetizing lead-free halide double perovskites [PDF]

open access: yesScience Advances, 2020
Alloying magnetic ions into halide double perovskites brings new opportunities for spintronics.
Weihua Ning   +21 more
openaire   +4 more sources

First-principles study on structural, electronic and optical properties of halide double perovskite Cs2AgBX6 (B = In, Sb; X = F, Cl, Br, I)

open access: yesRSC Advances, 2023
All-inorganic halide double perovskites (HDPs) attract significant attention in the field of perovskite solar cells (PSCs) and light-emitting diodes.
Chol-Jun Yu   +5 more
semanticscholar   +1 more source

Band gap predictions of double perovskite oxides using machine learning

open access: yesCommunications Materials, 2023
The compositional and structural variety inherent to oxide perovskites spawn wide-ranging applications. In perovskites, the band gap Eg, a key material parameter for these applications, can be optimally controlled by varying the composition.
A. Talapatra   +3 more
semanticscholar   +1 more source

SCAPS-1D Modeling of Hydrogenated Lead-Free Cs2AgBiBr6 Double Perovskite Solar Cells with a Remarkable Efficiency of 26.3%

open access: yesNanomaterials, 2023
In this investigation, we employ a numerical simulation approach to model a hydrogenated lead-free Cs2AgBiBr6 double perovskite solar cell with a p-i-n inverted structure, utilizing SCAPS-1D. Contrary to traditional lead-based perovskite solar cells, the
Hussein. Sabbah   +3 more
semanticscholar   +1 more source

Machine learning bandgaps of double perovskites [PDF]

open access: yesScientific Reports, 2016
AbstractThe ability to make rapid and accurate predictions on bandgaps of double perovskites is of much practical interest for a range of applications. While quantum mechanical computations for high-fidelity bandgaps are enormously computation-time intensive and thus impractical in high throughput studies, informatics-based statistical learning ...
G. Pilania   +5 more
openaire   +2 more sources

High-throughput screening of stable and efficient double inorganic halide perovskite materials by DFT

open access: yesScientific Reports, 2022
Perovskite solar cells have become the most promising third-generation solar cells because of their superior physical–chemical properties and high photoelectric conversion efficiency.
Xinfeng Diao   +8 more
doaj   +1 more source

A Review on Cs-Based Pb-Free Double Halide Perovskites: From Theoretical and Experimental Studies to Doping and Applications

open access: yesMolecules, 2021
Despite the progressive enhancement in the flexibility of Pb-based perovskites for optoelectronic applications, regrettably, they are facing two main challenges; (1) instability, which originates from using organic components in the perovskite structure,
Fatemeh Heidari Gourji   +1 more
doaj   +1 more source

Epitaxial Growth of Lead‐Free Double Perovskite Shell for CsPbX3/Cs2SnX6 (X = Cl, Br, and I) Core/Shell Perovskite Nanocrystals with Enhanced Photoelectric Properties and Stability

open access: yesAdvanced Functional Materials, 2023
All‐inorganic lead halide perovskite nanocrystals (NCs) have great optoelectronic properties with promising applications in light‐emitting diodes (LEDs), lasers, photodetectors, solar cells, and photocatalysis.
Hanjie Lin   +8 more
semanticscholar   +1 more source

Investigation on the predictive power of tolerance factor τ for A-site double perovskite oxides.

open access: yesDalton Transactions, 2023
We have used a recently introduced new tolerance factor τ to create a stability map of all possible A-site double perovskite titanates AA'Ti2O6 and niobates AA'Nb2O6.
Elisabeth K. Albrecht, A. Karttunen
semanticscholar   +1 more source

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