نتایج جستجو برای: layered double hydroxide ldhs
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High-performance photocatalysts have considerable potential to address energy and environmental issues. In this study, dodecylbenzenesulfonate (DBS) modified ZnCuCo layered double hydroxide (DBS-ZnCuCo LDH) microspheres were synthesized through the facile template-free hydrothermal method. Subsequently, mixed-metal oxides (MMOs) with morphological features of DBS LDH, enhanced surface area, inc...
This paper reports a number of recent developments in the intercalation chemistry of Al(OH)(3). From Rietveld refinement and solid-state NMR, it has been possible to develop a structural model for the recently reported [M(II)Al(4)(OH)(12)](NO(3))(2)·yH(2)O family of layered double hydroxides (LDHs). The M(2+) cations occupy half of the octahedral holes in the Al(OH)(3) layers, and it is thought...
Highly active and low-cost electrocatalysts for water oxidation are required due to the demands on sustainable solar fuels; however, developing highly efficient catalysts to meet industrial requirements remains a challenge. Herein, we report a monolayer of nickel-vanadium-layered double hydroxide that shows a current density of 27 mA cm(-2) (57 mA cm(-2) after ohmic-drop correction) at an overp...
Due to their high surface area, electronic properties, energy storage performance and catalytic activity, two-dimensional (2D) nanostructures have attracted significant interest great attention in developing science. Layered double hydroxides (LDHs) belong 2D a very important physicochemical biological activity. However, there has always been doping enhance improve these unique especially photo...
A detailed calorimetric study on an epoxy-based nanocomposite system was performed employing bisphenol diglycidyl ether cured with diethylenetriamine as the polymer matrix and a taurine-modified MgAL layered double hydroxide nanofiller.
A layered organic-inorganic intercalate was prepared by the self-assembly technique using pamoate (PA) as an organic guest in the Zn-Al layered double hydroxide inorganic host (ZAPAN). Various concentrations of PA, ranging from 0.01 to 0.04 M, were used to prepare the intercalated compound with a constant 4:1 ratio of Zn:Al in the mother liquor. The concentration of PA of 0.02 M at pH 7 was fou...
In this work, a novel method for the preparation of high-entropy oxides (HEO) was successfully developed using multivariate composition layered double hydroxides (LDHs) as precursor. Thermal treatment over 600 °C led to complete transformation LDHs single spinel phase HEOs. The performance obtained HEO catalysts in removal volatile organic compounds (VOCs) studied with catalytic oxidation tolue...
The host-guest chemistry of most inorganic layered solids is limited to ion-exchange reactions. The guest species are either cations or anions to compensate for the charge deficit, either positive or negative, of the inorganic layers. Here, we outline a strategy to include neutral molecules like ortho- and para-chloranil, that are known to be good acceptors in donor-acceptor or charge-transfer ...
The Cover Feature shows structural reconstructed cobalt-iron layered double hydroxides featuring copious structure defects that can act as a high-capacity cathode for ammonium-ion storage, which deliver high reversible capacity well excellent rate capability. Furthermore, high-energy density hybrid supercapacitor has been assembled with (LDHs) the and hierarchical carbon anode. More information...
Abstract Layered double hydroxides (LDHs) of various compositions, i.e. Mg–Al, Mg–Mn–Al, are applied as the precursors metal oxides for preparation N-doped carbon materials via chemical vapour deposition (CVD) with acetonitrile (as and nitrogen source) at 600 700 °C. The use Mn-containing LDHs is a novelty. impact transition species, Mn x O y , in blend derived from on amount deposit its compos...
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