Results 21 to 30 of about 1,417,759 (289)

Halide Double Perovskite Ferroelectrics

open access: yesAngewandte Chemie, 2020
AbstractHalide double perovskites have recently emerged as a promising environmentally friendly optoelectronic and photovoltaic material for their inherent thermodynamic stability, high defect tolerance, and appropriate band gaps. However, to date, no ferroelectric material based on halide double perovskites has been discovered.
Weichuan Zhang, Maochun Hong, Junhua Luo
openaire   +3 more sources

Electrochemical Energy Storage Properties of Sm2FeCuO6 Double Perovskite Synthesized via Sol-Gel Route

open access: yesECS Advances, 2023
The rare Earth-based double perovskites have been widely studied due to their exceptional physical properties and wide range of technological applications.
Manju Devi   +5 more
doaj   +1 more source

Bi-based halide perovskites: Stability and opportunities in the photocatalytic approach for hydrogen evolution

open access: yesCatalysis Communications, 2023
In this study, we successfully prepared Bi-based single perovskites of the A3Bi2I9 type (A = Cs, Rb, MA, FA), and, for the first time, attempted to experimentally obtain double perovskites Cs2B'BiI6 type (B′ = Ag, Au, In, Cu).
Magdalena Miodyńska   +3 more
doaj   +1 more source

Strong Electron–Phonon Coupling Induced Self‐Trapped Excitons in Double Halide Perovskites

open access: yesAdvanced Energy & Sustainability Research, 2023
Double halide perovskites exhibit impressive potential for the self‐trapped exciton (STEs) luminescence. However, the detailed mechanism of the physical nature during the formation process of STEs in double perovskites is still ambiguous.
Baian Chen, Rui Chen, Bolong Huang
doaj   +1 more source

Punk rock as popular theatre [PDF]

open access: yes, 2007
Punk rock performance consciously draws on popular theatre forms like music hall and stand-up comedy, as exemplified by the occasion when Max Wall appeared with Ian Dury at the Hammersmith Odeon.
Double, Oliver
core   +1 more source

Two-Dimensional Halide Pb-Perovskite–Double Perovskite Epitaxial Heterostructures

open access: yesJournal of the American Chemical Society, 2023
Epitaxial heterostructures of two-dimensional (2D) halide perovskites offer a new platform for studying intriguing structural, optical, and electronic properties. However, difficulties with the stability of Pb- and Sn-based heterostructures have repeatedly slowed the progress.
Singh, Ajeet   +10 more
openaire   +3 more sources

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

Mathematical modeling of the perovskite and double perovskite crystal structures

open access: yesIzvestiya Vysshikh Uchebnykh Zavedenii. Materialy Elektronnoi Tekhniki = Materials of Electronics Engineering, 2022
The paper considers the problem of modeling materials with the crystal structure of perovskite and double perovskite. Due to the high complexity of obtaining micro- and nanoscale objects, data on the structure and properties of such materials are especially important.
openaire   +1 more source

Manipulation of parity and polarization through structural distortion in light-emitting halide double perovskites

open access: yesCommunications Materials, 2021
Halide perovskites recently attracted wide attention for light emitting applications. Here, octahedral distortion in halide double perovskites Cs2AgMCl6, induced by the mixture of trivalent M-cations Bi3+, In3+, and Sb3+, gives rise to enhanced white ...
Tamilselvan Appadurai   +5 more
doaj   +1 more source

Chemical tuning of a double double perovskite oxide [PDF]

open access: yesChemical Communications
Chemical tuning has been demonstrated for the first time in a double double perovskite. Ordering over five cation sites is preserved in La x Ca 1− x
Azizah Almadhi   +4 more
openaire   +3 more sources

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