Results 41 to 50 of about 33,197 (330)

Preparation, Structural and Electrophysical Studies of Ferroelectric Ceramic Samples of the System (1-2x)BiScO3-xPbTiO3-xPbMg1/3Nb2/3O3, 0 ≤ x ≤ 0.50

open access: yesТонкие химические технологии, 2019
Ceramic samples of the (1-2x)BiScO3-xPbTiO3-xPbMg1/3Nb2/3O3 system in the whole compositions region x = 0-0.50 were synthesized. According to the X-ray diffraction studies (XRD), the region of solid solutions with perovskite structure formation in the ...
A. I. Spitsin   +4 more
doaj   +1 more source

Soft chemistry synthesis of the perovskite CaCu3Ti4O12 [PDF]

open access: yes, 2007
The perovskite CaCu3Ti4O12 (CCT) has been obtained after calcination of oxalate precursors at 900–1000 °C in air. Those precursors are prepared using a soft chemistry method, the coprecipitation.
Durand, Bernard   +2 more
core   +3 more sources

Quantitative chemical analysis of perovskite deposition using spin coating [PDF]

open access: yes, 2019
Lead and halide ion compositions of spin coated organo-lead halide perovskite films have been quantified using ion chromatography (IC) and atomic absorption spectroscopy (AAS) using perovskite films manufactured by 5 different researchers (3 replicates
Anthony, RVE   +6 more
core   +3 more sources

The Advent of Molecular Photovoltaics and Hybrid Perovskite Solar Cells

open access: yesSubstantia, 2019
Over the past decade, we witnessed a remarkable development of a new generation of photovoltaic technologies, in particular dyesensitized and perovskite solar cells.
Michael Grätzel, Jovana Milić
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

From Heterostructures to Solid‐Solutions: Structural Tunability in Mixed Halide Perovskites

open access: yesAdvanced Materials, 2023
AbstractThe stability, reliability, and performance of halide‐perovskite‐based devices depend upon the structure, composition, and particle size of the device‐enabling materials. Indeed, the degree of ion mixing in multicomponent perovskite crystals, although challenging to control, is a key factor in determining properties.
Donghoon Shin   +6 more
openaire   +2 more sources

Chemical ordering and magnetic phase transitions in multiferroic –AFeSbO(A-Pb, Sr) solid solutions fabricated by a high-pressure synthesis

open access: yesJournal of Advanced Dielectrics, 2022
Ceramic samples of BiFeO3-based perovskite solid solutions with the highly ordered complex perovskites [Formula: see text][Formula: see text]O3(PFS) and [Formula: see text][Formula: see text]O3 (SFS) were obtained using high-pressure synthesis at 4–6 GPa.
S. I. Raevskaya   +10 more
doaj   +1 more source

Preparation of (Pb,Ba)TiO3 powders and highly oriented thin films by a sol-gel process [PDF]

open access: yes, 2003
Solid solution Pb1-xBaxTiO3, with particular emphasis on Pb0.5Ba0.5TiO3, was prepared using a sol-gel process incorporating lead acetate trihydrate, barium acetate, and titanium isopropoxide as precursors, acetylacetone (2,4 pentanedione) as a chelating ...
Boland, Stacey W.   +3 more
core   +3 more sources

Advancing Electronic Application of Coordination Solids: Enhancing Electron Transport and Device Integration via Surface‐Mounted MOFs (SURMOFs)

open access: yesAdvanced Functional Materials, EarlyView.
The layer‐by‐layer (LbL) assembly of coordination solids, enabled by the surface‐mounted metal‐organic framework (SURMOF) platform, is on the cusp of generating the organic counterpart of the epitaxy of inorganics. The programmable and sequential SURMOF protocol, optimized by machine learning (ML), is suited for accessing high‐quality thin films of ...
Zhengtao Xu   +2 more
wiley   +1 more source

Modulating Two‐Photon Absorption in a Pyrene‐Based MOF Series: An In‐Depth Investigation of Structure–Property Relationships

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates H4TBAPy‐based metal–organic frameworks (MOFs) ‐ NU‐1000, NU‐901, SrTBAPy, and BaTBAPy ‐ for multiphoton absorption (MPA) performance. It observes topology‐dependent variations in the 2PA cross‐section, with BaTBAPy exhibiting the highest activity.
Simon N. Deger   +10 more
wiley   +1 more source

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