Results 1 to 10 of about 138,883 (163)

Fluorescence Quenching of Graphene Quantum Dots from Orange Peel for Methyl Orange Detection [PDF]

open access: yesNanomaterials
Methyl orange (MO) is an organic synthetic dye widely used in laboratory and industrial applications. In laboratory settings, it serves as an acid–base indicator due to its distinct color change in both acidic and alkaline environments.
Weitao Li   +15 more
doaj   +4 more sources

Catalytic Degradation of Methyl Orange Using Fe/Ag/Zn Trimetallic Nanoparticles [PDF]

open access: yesNanomaterials
The present study involves the synthesis of polyvinylpyrrolidone (PVP)-stabilized iron-based trimetallic nanoparticles with different metal addition sequences (Fe/Ag/Zn, Fe/Zn/Ag and Fe/(Zn/Ag)) using the sodium borohydride reduction method.
Masaku Kgatle   +4 more
doaj   +2 more sources

Efficient removal of arsenic (V) and methyl orange from aqueous solution using hollow magnetic chitosan composite microspheres: Low arsenic concentration, high adsorption capacity, and minimal adsorbent requirement. [PDF]

open access: yesPLoS ONE
In this study, hollow Fe3O4-SiO2-chitosan adsorbent with an optimal chitosan concentration of 2% (w/v) was synthesized to enhance arsenic (V) adsorption performance from low-concentration aqueous solutions.
Zahra Hashemi Jorshahri, Ali Akbari
doaj   +2 more sources

Nanoporous Au Behavior in Methyl Orange Solutions. [PDF]

open access: yesMolecules
Nanoporous (NP) gold, the most extensively studied and efficient NP metal, possesses exceptional properties that make it highly attractive for advanced technological applications. Notably, its remarkable catalytic properties in various significant reactions hold enormous potential.
Pinna A   +7 more
europepmc   +5 more sources

Photocatalytic degradation of methyl orange using TiO2:Mg2+/zeolite composite under visible light irradiation [PDF]

open access: yesJournal of Particle Science and Technology, 2020
Photodegradation of methyl orange was investigated using synthesized TiO2:Mg2+/zeolite as the photocatalyst. The photocatalyst was characterized by X-ray, XRF, FT-IR, and SEM.
Afsaneh Mozayyeni, Jafar Mahmoudi
doaj   +1 more source

Removal of Methyl Orange Dye from Aqueous Solution Using Bioadsorbent Modified with Polyaniline Nanofibers; Isotherm, Kinetic and Thermodynamic Studies [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2022
Hypothesis: Methyl orange is a dye used in various industries such as printing and dyeing. Since methyl orange is not affected by conventional biological treatment and is not easily decomposed, the release of effluents containing this toxic compound into
Shahrzad Isvand Rajabi   +1 more
doaj   +1 more source

Characterization of algae residue biochar and its application in methyl orange wastewater treatment

open access: yesWater Science and Technology, 2021
In this work, Spirulina residue was used as the raw material to prepare different biochars by changing the pyrolysis time. Moreover, the obtained products were characterized by scanning electron microscopy, transmission electron microscopy, Raman ...
Hao Zhu, Haiming Zou
doaj   +1 more source

Characterization of an Iron-Copper Bimetallic Metal-Organic Framework for Adsorption of Methyl Orange in Aqueous Solution

open access: yesJournal of Analytical Methods in Chemistry, 2023
Iron-based organic frame material MIL-53 (Fe) was synthesized by the hydrothermal method with Cu2+ incorporated to obtain bimetallic composite MIL-53 (Fe, Cu).
Xiuzhen Yang   +3 more
doaj   +1 more source

Controlling the Surface Morphology of Two-Dimensional Nano-Materials upon Molecule-Mediated Crystal Growth

open access: yesNanomaterials, 2023
The surface morphology of Mg-Al-layered double hydroxide (LDH) was successfully controlled by reconstruction during systematic phase transformation from calcined LDH, which is referred to as layered double oxide (LDO).
Tetsuo Yamaguchi   +6 more
doaj   +1 more source

Single-stage solution combustion preparation of ZnFe2O4-ZnS nanoparticles as dye adsorbent: Effect of fuel to oxidant and Zn to Fe molar ratios [PDF]

open access: yesJournal of Particle Science and Technology, 2020
ZnFe2O4-ZnS adsorbent was synthesized by the single-stage solution combustion procedure applying the thiourea at different fuel to oxidant ratios (ϕ = 1, 1.2, 1.4, and 1.6), and different Zn to Fe molar ratios (Zn : Fe = 0.5, 0.6, 0.7, and 0.8).
Masoud Rafigh Esmaeilzaei   +2 more
doaj   +1 more source

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