Results 41 to 50 of about 3,838,136 (154)

Rapid Joule‐Heating‐Induced Non‐Equilibrium Exsolution in Perovskite Oxides for Enhanced Photothermal CO2 Methanation

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Rapid Joule heating induces Ni—Fe exsolution from perovskite oxides, forming Ni–Fe/oxide heterointerfaces that enhance photothermal CO2 methanation activity and selectivity. Achieving selective CO2 methanation under photothermal conditions requires catalysts capable of maintaining non‐equilibrium interfacial states that balance reduction and oxidation ...
Qiankai Zhang   +9 more
wiley   +1 more source

XAFS spectrum of Strontium-doped Lanthanum iron(III) oxide

open access: yes
This dataset consists of X-ray absorption fine structure (XAFS) spectra at Fe K-edge of Strontium-doped Lanthanum iron(III) oxide measured at SPring-8, and is a part of XAFS database (MDR XAFS DB, https://doi.org/10.48505/nims.1447) as a collection of ...
Takanori Itoh
core   +1 more source

Sulfonated‐TiO2 Nanorod–Reinforced PEO Composite Solid Electrolytes for High‐Voltage Solid‐State Lithium Metal Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study introduces a high‐performance composite solid electrolyte (CSE) utilizing actively sulfonated TiO2 (STiO2) nanorods within a PEO matrix. The 1D ceramic network chemically promotes LiTFSI dissociation and creates continuous fast‐hopping pathways for Li+ ions, delivering an ionic conductivity of 1.5 × 10−4 S cm−1 at room temperature, an ...
Soukaina Bakkardouch   +7 more
wiley   +1 more source

On the mesomorphism of lanthanum(III) alkanoates

open access: yes, 1999
The mesophase behaviour of lanthanum(III) tetradecanoate, La(C13H27COO)3, (lanthanum myristate) has been studied by polarizing optical microscopy, differential scanning calorimetry and high temperature X-ray diffraction.
Bruce, Duncan W.   +3 more
core   +1 more source

Magneto‐Electrochemical Effect on La‐Doped GaFeO3 as a Supercapacitor Electrode for Energy Storage

open access: yesElectron, EarlyView.
The electrochemical performance of La‐doped Gallium Ferrite (La‐doped GaFeO3 ${\text{GaFeO}}_{3}$) synthesizes via a conventional solid‐state reaction method; this has been studied by the application of an external magnetic fields. ABSTRACT The electrochemical performance of La‐doped GaFeO3 ${\text{GaFeO}}_{3}$ synthesizes via a conventional solid ...
Biswajit Sahoo   +5 more
wiley   +1 more source

Microstructure of Ba1−xLaxTiO3−δ ceramics sintered by spark plasma sintering [PDF]

open access: yes, 2011
Nano-sized Ba1−xLaxTiO3 (0.00 ≤ x ≤ 0.14) powders were prepared by a coprecipitation method and calcined at 850 °C in air. The corresponding ceramics were obtained by Spark Plasma Sintering (SPS) at 1050 °C.
N. El Horr   +8 more
core   +1 more source

Investigating the physical and electrical properties of La2O3 via annealing of La(OH)3

open access: yesScientific Reports
A simple technique was utilized to fabricate pure hexagonal La2O3 nanorods by utilizing lanthanum(III) nitrate hexahydrate (La(NO3)3·6H2O) and ammonia (NH4OH).
Walid Ismail   +3 more
doaj   +1 more source

Schiff based derived homogeneous catalysts for ring‐opening terpolymerization

open access: yesPolymer International, EarlyView.
One‐pot synthesis of degradable terpolymers from l‐lactide, propylene oxide and CO₂ using diverse catalysts is described, revealing structure–property relationships for tailored applications in sustainable materials. Abstract In this study, we synthesized and evaluated a series of Schiff base cobalt catalysts for the terpolymerization of propylene ...
Akanksha Ranade, Amjad Ali, Rajeev Mehta
wiley   +1 more source

Machine learning‐driven advances in carbon‐based quantum dots: Opportunities accompanied by challenges

open access: yesResponsive Materials, EarlyView.
Machine learning provides a unifying framework to connect structure, fluorescence properties, and applications of carbon‐based quantum dots. This review highlights how data‐driven strategies enable fluorescence regulation, reveal underlying mechanisms, and accelerate the rational design of functional carbon dots.
Liangfeng Chen   +8 more
wiley   +1 more source

Solvent Extraction of Lanthanides(III) in the Presence of the Acetate Ion Acting as a Complexing Agent Using Mixtures of Cyanex 272 and Caprylic Acid in Hexane

open access: yes, 2021
A new extraction system containing a mixture of Cyanex 272 and caprylic acid is proposed for the extraction and separation of lanthanides(III). It was shown that this system possesses a high level of extraction ability and capacity.
Yulia V. Tsareva   +4 more
core   +1 more source

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