In this research, Fe3O4@HZSM-5 magnetic nanocomposite was synthesized via a coprecipitation method for metronidazole (MNZ) degradation from aqueous solutions under ultrasonic irradiation which showed superb sonocatalytic activity. The magnetite characterized by using field-emission scanning electron microscope-energy dispersive X-ray Spectroscopy, (FESEM-EDS), Line Scan, Dot Mapping, diffraction (XRD), vibrating sample magnetometer (VSM), and Brunauer-Emmett-Teller (BET). To investigate the...

Herein, magnetically separable CuFe2O4@methyl cellulose (MC) as a novel magnetic nanobiocomposite photocatalyst was synthesized with facile, rapid, green, and new microwave-assisted method. After that, CuFe2O4@MC characterized FESEM, EDS, FT-IR, XRD, TGA, VSM techniques. To measure photocatalytic activity, ciprofloxacin (CIP) removal ability of investigated under the conditions such initial CIP concentrations (3, 5, 7, 9 mg/L), pHs 11), loadings (0.025, 0.05, 0.1, 0.2, 0.3, 0.4 g),...

Abstract In this study, Chitosan and Chitosan‐zinc oxide (ZnO) nanocomposite were prepared applied as a low‐cost adsorbent with high adsorption capacity for removing reactive red 198 (RR 198) dye from contaminated water. After preparation, it was characterized using FT‐IR, XRD, SEM. The effect of pH, temperature, time, amount, initial concentration investigated in the removal efficiency RR 198. maximum (q m ) obtained Langmuir equation 172.41 mg/g dose 0.1 g/L, pH: 4, temperature 25°C, time...

Azo dyes are the largest group of synthetic organic which containing linkage C-N[bond, double bond]N-C and used in various industries such as textile leather articles, some foods. resistant compounds against biodegradation processes. The purpose this research was hybrid UV/COP advanced oxidation process using ZnO a catalyst immobilized on stone surface for degradation acid red 18 (AR18) Dye. In parameters dye initial concentration, pH, contact time efficiency investigated. order to removal,...

Azo dyes are one of the most important groups synthetic dyes.These compounds resistant against decomposition by biological processes and used in textile industries.The aim this study was to decoloration Acid Red 18 dye hybrid UV/catalytic ozonation process (COP) advanced oxidation (AOP) using ZnO (synthesized thermal method) as a catalyst, immobilized on stone surface.The efficiency investigated parameters pH, contact time, catalyst concentration initial process.Dye removal mechanisms were...

Abstract Industrial wastewater needs to be treated because of the heavy metals presence and their effects on environment. The aim this study was remove ions such as copper zinc from aqueous solutions by using Escherichia coli ( E. ) biofilm which placed zeolite. paper experimental. Synthetic real samples were evaluated in laboratory scale. To evaluate removal efficiency, effective parameters pH, concentrations, contact time examined. Optimal conditions obtained with experiments synthetic...

p -nitroaniline (PNA) is a common contaminant in the petrochemical industry wastewater, which resulted from production of pesticides, dyes and glues. In this research, PNA degradation was investigated by ozonation (O3) with ultraviolet radiation (O3/UV) aqueous solution. Moreover, effective parameters such as initial concentration PNA, input supply rate ozone, contact times pH were optimized. The experiments carried out optimal conditions on coal washing plant wastewater real sample....

Methane gas is one of the important greenhouse gases, which has highest effect on global warming. One main methane emissions sources landfills. Predicting amount collection from closed landfills can justify merits installing required facilities for this purpose. Potential production Kerman, Iran wastes was measured by using LandGEM software. The results showed that in landfill 2015, 2021, 2027 and 2033 will produce roughly 72, 2,540, 3,914 5,015 m3 h−1, respectively. Therefore, Kerman with...

Cadmium removal from industrial wastewater due to its stability and accumulation properties is essential before discharge the environment or a sewage collection network.The aim of this study was comparison effectiveness cadmium by electrocoagulation process, coagulation process.The effect variables such as pH, concentration ferric chloride coagulant sedimentation time in process retention time, voltage distance electrodes iron were examined.All experiments repeated three times.Optimal...

Background: The presence of medicines in the environment is considered as a serious threat to human health. entrance these substances into water sources causes soil pollution, which eventually leads environmental pollution and it creates some problems for public Also, increasing antibiotic resistant bacteria has attracted attention researchers use natural resources such marine products, producing new antibiotics. aim this study was evaluate antimicrobial activities powdered cuttlebone...

Increased awareness in society of the consequences contaminants drinking water has created a demand for household treatment systems, which provide higher quality water, to spread. The aim this study was evaluate performance systems used Kerman removal cations and anions. Various brands home devices commonly were selected, with one device chosen from each brand study. In cases extensively, samples selected filters that had been changed proper time, based on device's operational instructions....

Methane gas is one of the important greenhouse gases, which has highest effect on global warming. One main methane emissions sources landfills. Predicting amount collection from closed landfills can justify merits installing required facilities for this purpose. Potential production Kerman, Iran wastes was measured by using LandGEM software. The results showed that in landfill 2015, 2021, 2027 and 2033 will produce roughly 72, 2,540, 3,914 5,015 m3 h−1, respectively. Therefore, Kerman with...

Background: Changes in temperature and precipitation pattern seriously affect the amount of river runoff coming into Dam Lake. These changes could influence operating conditions reservoir systems such as Jor hydropower system (Malaysia) with total capacity 150 MW. So, it is necessary to analyze effect weather parameters on consequently, production. Methods: In this research, LARS-WG was used downscale daily minimum temperature, maximum based one general circulation sub-model (HADCM3) under...

Evaluation of physical and chemical quality groundwater in the villages Qom province zoning them by GIS

Abstract In this research CoFe 2 O 4 @CMC/ HZSM-5 synthesized in the presence of Carboxymethylcellulose as a biopolymer green conditions new nanomagnetic adsorbent for metronidazole removal from aqueous media. Physical and chemical structure was investigated by FTIR, FESEM, EDS, Mapping, TEM, XRD, VSM, BET TGA techniques. The results indicated that 94% concentration removed @CMC/HZSM-5 optimal including pH 6, temperature 20 o C, 50 mg/L, contact time 60 min dose g/L. resulting data...

Abstract Disposal of textile industrial effluents causes many environmental problems. The presence chemical dyes in wastewater lead to the primary pollution as well production hazardous secondary compounds that are toxic and carcinogenic. In this study, Chitosan Chitosan-zinc oxide (ZnO) nanocomposite were prepared selected a low-cost adsorbent with high adsorption capacity for removing reactive red 198 (RR 198) dye from contaminated. After preparation, it was characterized using...