Optimization of COD removal of raw landfill leachate using the magnetic graphene oxide/WO3 nanocomposite: Isotherms, kinetics, and thermodynamics studies

Zahra Mirkazehi; Mohammad Reza Rezaei; Mohammad Sayadi

Volume 8, Issue 4 , November 2023, , Pages 320-333

https://doi.org/10.22090/jwent.2023.04.001

Abstract
  Landfill leachate is the fluid percolating through the landfill and is one of the most important environmental challenges that lead to the contamination of water and soil resources. In this study, magnetic graphene oxide nanoparticles with WO3 (GO-Fe3O4/WO3) were synthesized through the hydrothermal ...  Read More

Optimization of COD removal of raw landfill leachate using the magnetic graphene oxide/WO3 nanocomposite: Isotherms, kinetics, and thermodynamics studies


The ultrasonic process with titanium magnetic oxide nanoparticles to enhance the amoxicillin removal efficiency

Mohammad Hossein Sayadi; Elham Chamanehpour; Nazanin Fahoul

Volume 7, Issue 3 , August 2022, , Pages 241-251

https://doi.org/10.22090/jwent.2022.03.002

Abstract
  The widespread use of antibiotics and their subsequent release into the environment has caused concern around the world. Incomplete metabolism releases these chemicals into the environment, and traditional purification systems are unable to remove them. As a result, it lingers in the environment and ...  Read More

Removal of 2,4-dichlorophenoxyacetic acid from aqueous solutions by modified magnetic nanoparticles with amino functional groups

Reza Jazini Zadeh; Mohammad Sayadi; Mohammad Reza Rezaei

Volume 5, Issue 2 , April 2020, , Pages 147-156

https://doi.org/10.22090/jwent.2020.02.005

Abstract
  The present study was performed on the adsorption of 2,4-Dichlorophenoxyacetic acid from aqueous solutions by amine-modified magnetic nanoparticles. The adsorbent was synthesized by the co-precipitation method. The adsorbent properties of Fe3O4@SiO2-NH2 were investigated using XRD, FTIR, TGA, VSM and ...  Read More

Sonocatalyst efficiency of palladium-graphene oxide nanocomposite for ibuprofen degradation from aqueous solution

Atiyeh Yazdani; Mohammad Sayadi; ava Heidari

Volume 4, Issue 4 , October 2019, , Pages 333-342

https://doi.org/10.22090/jwent.2019.04.007

Abstract
  Worldwide studies on contamination levels of anti-inflammatory drugs such as ibuprofen (IBF) show that their concentration in water bodies is increasing. Graphene oxide/palladium nanoparticle (Pd NPs-GO) was synthesized via a simple solvothermal method. The characteristics of the as-prepared samples ...  Read More

Green Biosynthesis of Palladium Oxide Nanoparticles Using Dictyota indica Seaweed and its application for adsorption

Atiyeh Yazdani; Mohammad Sayadi; Ava Heidari

Volume 3, Issue 4 , October 2018, , Pages 337-347

https://doi.org/10.22090/jwent.2018.04.006

Abstract
  The green synthesis of palladium oxide nanoparticles using Dictyota indica seaweed extract was investigated. Dictyotales is a large order in the brown algae (class Phaeophyceae). The color of the reaction mixture changed which indicated the formation of palladium oxide nanoparticles. UV-Visible, SEM, ...  Read More

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