Results 51 to 60 of about 15,400 (230)

Síntese, caracterização e avaliação catalítica de Vo x/Mg yAlo x na reação de decomposição do isopropanol Synthesis, characterization and catalytic evaluation of Vo x/Mg yAlo x in the decomposition of isopropanol

open access: yesQuímica Nova, 2008
Vanadium oxide supported on hydrotalcite-type precursors was studied in the decomposition of isopropanol. Hydrotalcite-type compounds with different y = Mg+2/Al+3 ratios were synthesized by the method of coprecipitating nitrates of Mg+2 and Al+3 cations ...
Gilberto G. Cortez, Débora M. Meira
doaj   +1 more source

Review of catalytic systems and thermodynamics for the Guerbet condensation reaction and challenges for biomass valorization [PDF]

open access: yes, 2015
The Guerbet condensation reaction is an alcohol coupling reaction that has been known for more than a century. Because of the increasing availability of bio-based alcohol feedstock, this reaction is of growing importance and interest in terms of value ...
Gabriels, D   +4 more
core   +2 more sources

The chemical composition of hydrotalcite and the hydrotalcite group of minerals [PDF]

open access: yesProceedings of the United States National Museum, 1920
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Mechanisms of Uranyl Sequestration by Hydrotalcite [PDF]

open access: yesACS Omega, 2017
Since the advent of large-scale U mining, processing, and enrichment for energy or weapons production, efficient capture and disposal of U, transuranics, and daughter radionuclides has constituted an omnipresent challenge. In this study, we investigated uranyl (UO2 2+) sequestration by hydrotalcite (HTC) as a coprecipitation or surface adsorption ...
Markus Gräfe   +3 more
openaire   +3 more sources

NiFe‐NO3 Layered Double Hydroxide as a Novel Anode for Sodium Ion Batteries

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
This study demonstrates, for the first time, the effectiveness of using LDH as an anodic material in SIB. The material is stable and show high specific capacity, the reaction mechanism has been thoroughly investigated and comprehensively described and involves a phase change reaction followed by sodium intercalation.
Marco Fortunato   +4 more
wiley   +1 more source

Research on Composite and Electrochemical Properties of Carbon Nanotubes Composites

open access: yesChemical Engineering Transactions, 2018
In this paper, the electrostatic interaction between carbon nanotubes with electronegative surface treated with polyacrylic acid and the hydrotalcite with positively charged laminate is used to and the ZnAl-LDH in-situ growth is installed onto the ...
Dandan Zhang
doaj   +1 more source

Carboxymethylcellulose/Hydrotalcite Bionanocomposites as Paraben Sorbents

open access: yesLangmuir, 2023
In this work, we synthesized several bionanocomposites of hydrotalcites containing carboxymethylcellulose as interlayer anion (HT-CMC) to be used as sorbents for parabens, a family of emergent pollutants (specifically, for 4-methyl-, 4-propyl- and 4-benzylparaben). Bionanocomposites were obtained by ultrasound-assisted coprecipitation and characterized
Daniel Cosano   +4 more
openaire   +2 more sources

Nanomaterial‐based immune therapeutic strategies in neurodegenerative diseases

open access: yesBMEMat, EarlyView.
This review highlights the immunomodulatory potential of nanomaterials (NMs) in treating neurodegenerative diseases (NDs). It focuses on their roles in regulating innate and adaptive immune responses to maintain immune homeostasis. By providing insights into these mechanisms, the review lays the groundwork for innovative NMs therapeutic strategies to ...
Xinru Zhou   +6 more
wiley   +1 more source

Effect of Ni content over Ni-Mg-Al hydrotalcite structure

open access: yesZaštita Materijala
Hydrotalcite powder materials have well demanded applications in various fields. The Ni-Mg-Al hydrotalcite materials are prepared through co-precipitation method by varying the Ni amounts.
Ravi Shanker Ahuja Ravi   +3 more
doaj   +1 more source

The Crystal Structure of Mg–Al–CO3 Layered Double Hydroxide

open access: yesCrystals, 2023
The crystal structure of quintinite, Mg4Al2(OH)12(CO3)·3H2O, from the Jacupiranga alkaline complex (Cajati, São Paulo, Brazil), was refined for two samples (91002 and C7029) using single-crystal X-ray diffraction data.
Elena S. Zhitova   +3 more
doaj   +1 more source

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