Kazem Mahanpoor
Department of Chemistry, Arak Branch, Islamic Azad University, Arak, I.R. IRAN
[ 1 ] - Preparation of Nano Spherical α-Fe2O3 Supported on 12-Tungstosilicic Acid Using Two Different Methods: A Novel Catalyst
In this research, spherical α-Fe2O3 nanoparticles (NPs) were supported on the surface of 12-tungstosilicic acid (12-TSA.7H2O) as a catalyst support, using two different Forced Hydrolysis and Reflux Condensation (FHRC) and Solid-State Dispersion (SSD) methods. α-Fe2O3 and 12-TSA.7H2O were synthesized due to previous reports. A...
[ 2 ] - Photocatalytic Degradation of Azo Dye Acid Red 14 from Aqueous Solutions Using MWCNTs Nanocatalyst
Background & Aims of the Study: Azo Dyes are the most hazardous materials in different industries. Dyes and pigments used in industries for applications such as textiles, leathers, papers, foodstuffs, additives, etc. Application amounts of azo dyes in industries which can cause severe health problems in human and environmental pollutant problems. So, color wastewaters decomposition plan are...
[ 3 ] - Preparation of ZnO nanocatalyst supported on todorokite and photocatalytic efficiency in the reduction of chromium (VI) pollutant from aqueous solution
In this research, a new effective photocatalyst was prepared by supporting ZnO on a Todorokite (TD). This catalyst was characterized by employing scanning electron microscopy (SEM-EDX) and X-Ray Diffraction (XRD) patterns. The optical properties of the samples were measured by diffuse reflectance spectroscopy (DRS). The purpose of using the ZnO/TD as a photocatalyst was to reduction Cr(VI), whi...
[ 4 ] - Photocatalytic Oxidation of SO2 from Flue Gas in the Presence of Mn/Copper Slag as a Novel Nanocatalyst: Optimizations by Box-Behnken Design
One of the principal air pollutants is sulfur dioxide (SO2). The removal of SO2 from flue gas has been one of the key challenges in the control of SO2 emission. In this work, experimental scale photocatalytic oxidation of SO2 is a major process leading to H2SO4 as a new method was suggested on the Liquid ph...
[ 5 ] - Kinetic Modeling and Photocatalytic Reactor Designed for Removal of Resorcinol in Water by Nano ZnFe2O4/Copper Slag as Catalyst: Using Full Factorial Design of Experiment
In this research new catalyst prepared by supporting ZnFe2O4 on Copper Slag (CS) and characterization of this catalyst was done by using Scanning Electron Microscopy (SEM) image, Energy-Dispersive X-ray (EDX) spectroscopy, BET surface area, and X-Ray Diffraction (XRD) patterns. UV + H2O2 processes by ZnFe2O4...
[ 6 ] - Characterization and Photo-catalytic Efficiency of MnFe2O4/Zn2SiO4 for Aniline Degradation Using Box-Behnken Experimental Design and Simulated Solar Radiation
In this research, Zn2SiO4 as a support and MnFe2O4 as a main photo-catalyst were individually syn-thesized and MnFe2O4 was fixed on Zn2SiO4 with solid state dispersion method. MnFe2O4 nano pho-to-catalyst was synthesized by co-precipitation method and reflux condition for 12 hours at 85°C in the presence of urea. For identification of catalysts Fourier-transform infrared (FTIR) sp...
[ 7 ] - Preparation and Characterization of Nano ZnFe2O4 Supported on Copper Slag and its Effects on the Degradation of p-Xylene Aqueous Solution
One of the problems in removing pollutants from water by photocatalytic methods is the separation of the catalyst from the solution. In this study, the catalyst stabilization method was used to solve this problem. Nano ZnFe2O4 supported on Copper Slag (CS) produced in this research is an environment-friendly, simple and cost-effective catalyst. ZnFe2O4</su...
[ 8 ] - Employing α-Fe2O3 /Mn2P2O7 as a nano photocatalyst for degradation of toluene in aqueous environment
In this study, α-Fe2O3 nano-spheres are immobilized on the surface of manganese pyrophosphate(Mn2P2O7) support using forced hydrolysis and reflux condensation (FHRC) method. The synthesizedα-Fe2O3/Mn2P2O7 were characterized by FTIR, SEM, BET EDX, and XRD. The photocatalytic activity fromα-Fe2O3/Mn2P2O7 was investigated for the removal of toluene in aqueous solution by UV/H2O2 ...
[ 9 ] - Optimization of Photocatalytic Reduction of Cr(VI) in Water with Nano ZnO/Todorokite as a Catalyst: Using Taguchi Experimental Design
In the present work, the solid-state dispersion method has been used to stabilize ZnOon Todorokite (TD). ZnO/TD catalysts have been characterized by SEM and XRD. Optimum process conditions were determined for the removal of Cr(VI) from water using the Taguchi fractional design method. Four controllable factors containing pH, photocatalyst amount, irradiation intensity, and <em...
[ 10 ] - Photocatalytic Degradation of Dye Pollutant in Synthetic Wastewater by Nano-Fe3O4 Based on Clinoptilolite Zeolite
Background & Aims of the Study: One of the most important environmental pollutants in the alcohol industry is sugar beet molasses. The wastewater of these industries causes the pollution of soil, surface water, and underground water. Iron oxide magnetic nanoparticles have attracted much consideration due to their unique properties, such as superparamagnetism, surface-to-volume ratio, greater su...
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