نتایج جستجو برای: photocatalytic wastewater treatment

تعداد نتایج: 1424805  

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In this study, the photocatalytic and bleaching properties of pure and doped titanium dioxide nanoparticles with 1%, 3%, 5% and 10% Ce dopant were studied using Ce(NO3)3 precursor. The results showed that the highest methylene blue degradation of the sample with 5% cerium impurity was 97% in neutral medium (pH=7) after 75 minutes. The bleaching response to wastewater treatment with 5% cerium im...

2013
Javier Miguel Ochando-Pulido Gassan Hodaifa María Dolores Víctor-Ortega Antonio Martínez-Ferez

Photocatalytic degradation of olive oil mill wastewater from two-phase continuous centrifugation process was studied. A novel photocatalyst with ferromagnetic properties was characterized and investigated. The degradation capacity of the photocatalytic process of olive oil washing wastewater (OMW) and mixture of olives and olive oil (1 v/v) washing wastewaters (MOMW) was demonstrated. At lab-sc...

2016
Chen Yang Yi He Kan Li Diwen Ying Ye Yao Tiantian Tang Yalin Wang Jinping Jia

In this study, a dual rotating-disk photocatalytic fuel cell using TiO2 on Ti plate with a wedged surface as the anode and hemoglobin (Hb) on graphite as the cathode was investigated and found to show excellent performance of simultaneous organic pollutant degradation and electricity generation. This study is based on a well-developed photocatalytic fuel cell equipped with dual rotating disks f...

2017
Roman Kontic Greta R. Patzke

The influence of hydrothermal synthesis, thermal post-treatment at 500 °C and Mo content on a series of Bi1-x/3V1-xMoxO4 (0.02 < x < 0.15) photocatalysts was investigated for methylene blue (MB) degradation and O2 evolution. As Mo incorporation stabilizes the formation of tetragonal BiVO4 phases, only calcined Bi0.99V0.98Mo0.02O4 compounds showed good photocatalytic performance in MB decomposit...

Journal: :international archives of health sciences 0
m. haghighi environmental health engineering department, health faculty, kashan university of medical sciences, kashan, iran f. rahmani chemical engineering faculty, sahand university of technology, sahand new town, iran r. dehghani social determinants of health (sdh) research center and department of environment health, kashan university of medical sciences, kashan, ir iranhealth engineering department, health faculty, kashan university of medical sciences, kashan, iran a. mazaheri tehrani social determinants of health (sdh) research center and department of environment health, kashan university of medical sciences, kashan, ir iranhealth engineering department, health faculty, kashan university of medical sciences, kashan, iran m.b. miranzadeh post address: qotb-e-ravandi avenue, pezeshk boulevard, kashan university of medical sciences, kashan, iran

abstract aims: the application of photocatalytic processes to remove heavy metals in aqueous solutions and industrial wastewater are regarded as extremely effective, clean and without producing waste methods. the goal of the present study was to investigate the photocatalytic activity of zno based on h-zsm-5 zeolite support. materials & methods: zno/h-zsm-5 composite synthesized by impregnation...

باقری, مرضیه, صیدمحمدی, عبدالمطلب, عسگری, قربان, چاوشی, سونیا,

Introduction: Textile industries, due to a high volume of wastewater and harmful environmental factors such as a variety of dyes, are significant industries in industrial wastewaters treatment. So, the aim of this study was to examine the efficiency of dye removal from the textile industry wastewater using the titanium dioxide photocatalytic process under UV-LED light irradiation (UV-LED/TiO2) ...

2018
Chhabilal Regmi Bhupendra Joshi Schindra K. Ray Gobinda Gyawali Ramesh P. Pandey

Several photocatalytic nanoparticles are synthesized and studied for potential application for the degradation of organic and biological wastes. Although these materials degrade organic compounds by advance oxidation process, the exact mechanisms of microbial decontamination remains partially known. Understanding the real mechanisms of these materials for microbial cell death and growth inhibit...

Journal: :Journal of environmental biology 2010
Suja P Devipriya Suguna Yesodharan

Photocatalytic degradation of chemical pollutants in water was investigated using semiconductor oxide catalysts, zinc oxide (ZnO) and titanium dioxide (TiO2) and phenol as the substrate. Influence of various parameters such as characteristics of the catalyst, irradiation time, substrate and catalyst concentrations, pH etc. has been studied and optimum conditions for the complete degradation of ...

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