Original Research Paper
Photocatalytic Decolorization of Methylene Blue by N-doped TiO2 Nanoparticles Prepared Under Different Synthesis Parameters

Shimelis Kassahun; Zebene Kiflie; Dong Shin; Sam Park

Volume 2, Issue 3 , July 2017, Pages 136-144

https://doi.org/10.22090/jwent.2017.03.001

Abstract
    Although several studies concerning the preparation of nitrogen doped titanium dioxide visible-light active photocatalyst have already been reported, the effects of dopant concentration and calcination temperature have been rarely investigated. This paper focuses on the preparation of nitrogen ...  Read More

Original Research Paper
Fabrication of Hydrophobic Membrane for the Separation of n-Hexane/Water Mixture Using Novel Oleophilic Nanoparticle and Kevlar Fabric, as a Superior Support

Hanieh Karimnezhad

Volume 2, Issue 3 , July 2017, Pages 145-156

https://doi.org/10.22090/jwent.2017.03.002

Abstract
  The fabrication of functionalized membranes with hydrophobic/oleophilic surfaces for the elimination of n-hexane from water using para-aminobenzoate alumoxane, boehmite-epoxide and a novel nanoparticle, i.e., Stearate Alumoxane by a simple coating technique, is reported here. FTIR was used to characterize ...  Read More

Original Research Paper
Comparative Study for Evaluation of Mass Flow Rate for Simple Solar Still and Active with Heat Pump

Hidouri Khaoula; Benhmidene Ali; Chaouachi Bechir; Ravishankar Sathyamurthy

Volume 2, Issue 3 , July 2017, Pages 157-165

https://doi.org/10.22090/jwent.2017.03.003

Abstract
  In isolated and arid areas, especially in the almost Maghreb regions, the abundant solar radiation intensity along the year and the available brackish water resources are the two favorable conditions for using solar desalination technology to produce fresh water. The present study is based on the use ...  Read More

Original Research Paper
Arsenic (III) Adsorption Using Palladium Nanoparticles from Aqueous Solution

Farzaneh Arsiya; Mohammad Sayadi; Sara Sobhani

Volume 2, Issue 3 , July 2017, Pages 166-173

https://doi.org/10.22090/jwent.2017.03.004

Abstract
  The presence of Arsenic in drinking water is the greatest threat to health effects especially in water. The purpose of this study is application of green palladium nanoparticles for removal of trivalent Arsenic from aqueous solutions and also the impact of some factors such as retention time, pH, concentration ...  Read More

Original Research Paper
Removal of Cobalt Ions from Contaminated Water Using Magnetite Based Nanocomposites: Effects of Various Parameters on the Removal Efficiency

Saeed Tizro; Hadi Baseri

Volume 2, Issue 3 , July 2017, Pages 174-185

https://doi.org/10.22090/jwent.2017.03.005

Abstract
  Cobalt is one of the most hazardous heavy metals present in the environment. Magnetic based nanoadsorbents were used for removal of Co(II) ions in this work. The characteristics results of FT-IR, XRD, TGA, and FE-SEM show that applied coatings were modified magnetite nanoparticles efficiently. The results ...  Read More

Original Research Paper
Treatment of Petrochemical wastewater by Modified electro-Fenton Method with Nano Porous Aluminum Electrode

Maryam Adimi; Maziar mohammadpour; Hassan Fathinejadjirandehi

Volume 2, Issue 3 , July 2017, Pages 186-194

https://doi.org/10.22090/jwent.2017.03.006

Abstract
  This research reported a study on COD removal from petrochemical wastewater (ml/l) by the electro-Fenton process via the effects of different parameters such as reaction time, current density, pH, H2O2/Fe2+ molar ratio, and volume fraction of H2O2. For this purpose, first, the Nanopores on the aluminum ...  Read More

Case Study
An investigation of Highly Turbulent Flow Heat Transfer Enhancement through Modified Twisted Tape inserts and NanoFluids

Yousef Vazifeshenas; Reza Yousefi; Esmaeil Rahimi

Volume 2, Issue 3 , July 2017, Pages 195-205

https://doi.org/10.22090/jwent.2017.03.007

Abstract
  Power plants are of great influential industries to the environment which could be studied in many ways. Since the optimum equipment would consume less fuel, the issue is mainly interested to those who are concerned about the environmental effects. Amongst various methods, utilizing twisted tapes inserts ...  Read More

Review Paper
A Review on Recent Advances on Magnesia-Doloma Refractories by Nano-Technology.

Salman Ghasemi-Kahrizsangi; Ebrahim Karamian; Hassan Gheisari Dehsheikh; Ahmad Ghasemi-Kahrizsangi

Volume 2, Issue 3 , July 2017, Pages 206-222

https://doi.org/10.22090/jwent.2017.03.008

Abstract
  Due to exhibiting an excellent chemical resistance against basic environments at high temperature, good thermal shock resistance, thermodynamic stability in the presence of carbon, and a suitable abrasion resistance, MgO-CaO refractories are widely used in argon-oxygen decarburization furnaces in the ...  Read More