Results 31 to 40 of about 5,632 (290)

Efficient Emission in Halide Layered Double Perovskites: The Role of Sb3+ Substitution in Cs4Cd1–xMnxBi2Cl12 Phosphors

open access: yes, 2020
Layered halide perovskites and double perovskites optoelectronic properties have recently been the subject of intense research. Layered double perovskites represent the merging of both worlds, and as such, have the potential to further expand the already
Brenda, Vargas   +4 more
core   +1 more source

Recent Progress of Layered Perovskite Solar Cells Incorporating Aromatic Spacers

open access: yesNano-Micro Letters, 2023
Highlights Layered two-dimensional (2D) perovskites are emerging photovoltaic materials with superior structural and environmental stability. Aromatic spacers offer unique advantages over aliphatic spacers, including higher dielectric constants, better ...
Yuping Gao, Xiyue Dong, Yongsheng Liu
doaj   +1 more source

Structural Ordering Supremacy on the Oxygen Reduction Reaction of Layered Iron-Perovskites

open access: yes, 2020
Layered perovskites of the Gd0.8–xBa0.8Ca0.4+xFe2O5+δ system show oxygen reduction reaction (ORR) activity. The layered crystal structure of these oxides is established by the interplay of the Gd3+, Ba2+, and Ca2+ locations with the ordering of the ...
Xabier Martínez de Irujo-Labalde (5769455)   +3 more
core   +1 more source

Improving Hydride Conductivity in Layered Perovskites via Crystal Engineering

open access: yes, 2020
Hydride ion conduction in layered perovskites is of great interest for sustainable-energy applications. In this report we study Ba2ScHO3, a recently synthesized oxyhydride with an unusual anion ordering, using a multifaceted density functional theory ...
Harry W. T., Morgan   +2 more
core   +1 more source

The synthesis, structure and physical properties of layered hybrid copper (II) halide perovskites [PDF]

open access: yes, 2023
Two-dimensional (2D) organic-inorganic hybrid copper (II) halide perovskites have attracted tremendous attention as promising multifunctional materials in recent years.
Han, Ceng
core   +1 more source

Layered metal halide perovskite solar cells: A review from structure‐properties perspective towards maximization of their performance and stability

open access: yesEcoMat, 2021
Perovskite solar cells (PSCs) technology is now reaching its full potential in terms of power conversion efficiency, but still presenting problems related to long‐term stability under operating conditions.
Matheus S. deHolanda   +4 more
doaj   +1 more source

Structure and Optical Properties of Hybrid-Layered-Double Perovskites (C8H20N2)2AgMBr8 (M = In, Sb, and Bi)

open access: yes, 2021
The Pb-free hybrid-layered-double perovskites (HLDPs) have been proposed as green and stable semiconducting materials for optoelectronic devices, but the synthesized members are still limited.
Lingling Guo (1355457)   +17 more
core   +1 more source

Dual Excitonic Emission in Hybrid 2D Layered Tin Iodide Perovskites

open access: yes, 2020
Layered two-dimensional (2D) lead halide perovskites are already an important class of optoelectronic materials. Layered 2D tin-halide perovskites are also now emerging. Unlike lead analogs, tin-halide perovskites are environmentally benign. Furthermore,
Nawale, Vaibhav V.   +2 more
core   +1 more source

Intercalation-driven ferroelectric-to-ferroelastic conversion in a layered hybrid perovskite crystal

open access: yesNature Communications, 2022
There are few examples of tunable ferroic orders in two-dimensional layered hybrid perovskites. Here, the authors demonstrate tunable ferroic orders from ferroelectricity to ferroelasticity in such system by intercalation chemistry.
Zhenyue Wu   +11 more
doaj   +1 more source

Recipes for improper ferroelectricity in molecular perovskites

open access: yesNature Communications, 2018
In layered inorganic materials lattice distortions can couple to break inversion symmetry and drive improper ferroelectricity, but in perovskites, symmetry prohibits such an effect.
Hanna L. B. Boström   +2 more
doaj   +1 more source

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