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Europium-doped Zn-Al-LDH intercalated with 4-biphenylcarboxylate anion and undoped Zn-Al-LDH intercalated with its anionic Eu(III) complex: Structural and UV or X-ray excited luminescence properties
(2022-02-01)
Undoped and doped layered double hydroxides (LDH) were obtained by coprecipitation and the bca (biphenyl-4-carboxylate) anion or [Eu(bca)4]- intercalation by solvothermal post treatment. The three systems, (i) [Zn2Al1-xEux]NO3-LDH ...
Eu(III) doped LDH intercalated with cinnamate anion as multifunctional sunscreens
(2018-11-01)
Eu(III) doped Zn2Al-LDH intercalated with cinnamate anions with different C9H7O2 -/M3+ molar ratios were synthesized by different anion-exchange methods. The XRD patterns indicate the formation of hydrotalcite-like compounds. ...
Thermal decomposition and recovery properties of ZnAl-CO3 layered double hydroxide for anionic dye adsorption: Insight into the aggregative nucleation and growth mechanism of the LDH memory effect.
(2017-01-01)
The thermal decomposition of carbonate-intercalated layered double hydroxide (ZnAl-CO3-LDH) and recovery induced by water and dye solution addition were studied in situ by time-resolved wide angle X-ray scattering (WAXS) ...
Thermal stability of PMMA-LDH nanocomposites: decoupling the physical barrier, radical trapping, and charring contributions using XAS/WAXS/Raman time-resolved experiments
(2018-01-01)
In-depth understanding of the thermal stability of polymer-clay nanocomposites requires the use of advanced time-resolved techniques combined with multivariate data analysis, as well as the preparation of layered nanofillers ...
Improved photocatalytic degradation of phenolic compounds with ZnAl mixed oxides obtained from LDH materials
(Topics in Catalysis, 2013-01-16)
ZnAlFe mixed oxides obtained from LDH type materials as basic catalyst for the gas phase acetone condensation
(Catalysis Today, 2013-01-16)
Adsorptive potential of Zn–Al and Mg–Fe layered double hydroxides for the removal of 2–nitrophenol from aqueous solutions
(Universidad de la Costa, 2020)
Potencial de hidróxidos duplos lamelares de Zn-Al e Mg-Fe para adsorção de 2-nitrofenol
(Universidade Federal de Santa MariaBrasilEngenharia QuímicaUFSMPrograma de Pós-Graduação em Engenharia QuímicaCentro de Tecnologia, 2020-02-28)
Two Zn-Al and Mg-Fe layered double hydroxides (LDH) were synthesized by coprecipitation method in order to increase the adsorption potential of 2-nitrophenol (2-NP). Both adsorbents were characterized by the techniques of ...
Síntesis y caracterización de hidrotalcitas de Zn/Al a diferentes condiciones de reacción
(Universidad Autónoma Metropolitana (México). Unidad Azcapotzalco. División de Ciencias Básicas e Ingeniería., 2017)
Se sintetizaron compuestos tipo hidrotalcita (CTH) de Zn/Al a diferentes relaciones metálicas molares (x=0.2, 0.25 y 0.30) usando el método de coprecipitación a pH constante (8, 10 y 12) haciendo uso de microondas para ...
XAS/WAXS time-resolved phase speciation of chlorine LDH thermal transformation: Emerging roles of isovalent metal substitution
(2013-07-23)
The XAS/WAXS time-resolved method was applied for unraveling the complex mechanisms arising from the evolution of several metastable intermediates during the degradation of chlorine layered double hydroxide (LDH) upon ...