Results 51 to 60 of about 251,676 (225)

Chemically stable proton conducting doped BaCeO3 by citrate-EDTA complexing sol-gel process for solid oxide fuel cell

open access: yesSouth African Journal of Chemical Engineering, 2018
Proton conducting oxides Ba1-xSrxCe0.65Zr0.25Y0.1O3-δ are prepared using the citrate-EDTA complexing sol-gel method. The effect of strontium and yttrium doping on the material properties are systematically investigated using TG/DTA, XRD, SEM, EDAX, FTIR,
J. Madhuri Sailaja   +5 more
doaj   +1 more source

Phase Transformations upon Formation of Transparent Lithium Alumosilicate Glass-Ceramics Nucleated by Yttrium Niobates

open access: yesCeramics, 2023
Phase transformations in the lithium aluminosilicate glass nucleated by a mixture of yttrium and niobium oxides and doped with cobalt ions were studied for the development of multifunctional transparent glass-ceramics.
Olga Dymshits   +8 more
doaj   +1 more source

ELECTRON MICROSCOPIC INVESTIGATION OF YTTRIUM ALUMINUM GARNET POWDERS Y3AL5O12, SYNTHESIZED BY SOL–GEL METHOD

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2015
Subject of Study. The paper presents results of characterization for neodymium doped yttrium aluminum garnet nanopowders - YAG:Nd3+ by the method of scanning electronic microscopy. Method.
A. E. Baranchikov   +6 more
doaj   +1 more source

Defect-engineered yttrium orthoferrite for high-energy aqueous supercapacitors [PDF]

open access: yesAPL Materials
Defect engineering in orthorhombic perovskite oxides enables tunable electrochemical functionality through lattice–defect–charge coupling. Nanoporous yttrium orthoferrite (YFeO3) synthesized via a sol-gel route exhibits controlled octahedral tilting and ...
Md. Sobuj Hossain, M. A. Basith
doaj   +1 more source

Preparation of hollow fiber membranes from mullite particles with aid of sintering additives

open access: yesJournal of Advanced Ceramics, 2020
Porous mullite hollow fiber membranes were prepared with a combined phase-inversion and sintering method, using three sintering additives including yttrium stabilized zirconia (YSZ), small mullite particles (SMP), and titanium oxide (TiO2) to promote the
Hua Liu   +5 more
doaj   +1 more source

Selective Formation of Yttrium Manganese Oxides through Kinetically Competent Assisted Metathesis Reactions

open access: yes, 2019
The synthesis of complex oxides requires high temperatures to overcome barriers imparted by solid-state diffusion; as such, reactions typically yield the most stable polymorph for a given composition.
James R. Neilson   +3 more
core   +3 more sources

Electron paramagnetic resonance study of Ce doped partially stabilized ZrO2 crystals

open access: yesModern Electronic Materials, 2017
ZrO2 (PSZ) solid solutions crystals stabilized with yttrium and cerium oxides have been studied using electron paramagnetic resonance (EPR) in the X and Q ranges. Zr3+ have been observed centers in the as-annealed ZrO2 crystals stabilized only by yttrium
Mikhail А. Borik   +7 more
doaj   +1 more source

Pure Inverse Spin Hall Effect in Ferromagnetic Ni80Fe20/Y3Fe5O12 (YIG) Heterostructures via the Longitudinal Spin Seebeck Effect

open access: yesAdvanced Physics Research, EarlyView.
A pure inverse spin Hall effect (ISHE) is demonstrated in ferromagnetic Ni₈₀Fe2₀/YIG heterostructures via the longitudinal spin Seebeck effect. By employing symmetry‐controlled geometries and reference samples, anomalous Nernst contributions are quantitatively eliminated, revealing intrinsic spin–charge conversion in Ni₈₀Fe2₀.
Hyeon‐Jin Lee   +6 more
wiley   +1 more source

“Dead Lithium” Formation and Mitigation Strategies in Anode‐Free Li‐Metal Batteries

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
Anode‐free lithium metal batteries, though promising due to their high energy density, face challenges from dead lithium formation. “Dead lithium”, disconnected from the anode, causes capacity loss, increased resistance, and safety risks. This review explores the origins of dead lithium, its impact on battery performance, and potential strategies for ...
Mozaffar Abdollahifar, Andrea Paolella
wiley   +1 more source

Persilylated and Related Silyl Anion‐Induced Synthesis of Group 3–10 Metal–Silyl Complexes

open access: yesChemistry – A European Journal, EarlyView.
Persilylated and related silyl anions serve as powerful tools for constructing metal–silyl complexes across group 3–10 elements. Their strong σ‐donating ability and steric bulk stabilize low‐coordinate, reactive species and enable unique bonding motifs.
Yusuke Sunada
wiley   +1 more source

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