Original Research Paper
Degradation of Benzotriazole from aqueous solutions: A synergistic effect of nano- Fe2O3@Alg-TiO2 on UV/Fe2O3@Alg-TiO2 process

Seyedeh Elahe Badiei Khairabadi; Hasan Rahmani; Mohammad Bagher Miranzadeh; Rouhullah Dehghani; Fatemeh Atoof

Volume 9, Issue 1 , February 2024, Pages 1-17

https://doi.org/10.22090/jwent.2024.01.01

Abstract
  In this study, the decomposition of BTA was examined using a photocatalytic process (UV/Fe2O3@Alg-TiO2). The effects of various operational parameters such as the initial pH(3-7-10), catalyst dosage (0.05, 0.1, 0.15 g/L), BTA initial concentration (15–45 mg/L), UV intensity ( 2, 4, and 6 watts), ...  Read More

Degradation of Benzotriazole from aqueous solutions: A synergistic effect of nano- Fe2O3@Alg-TiO2 on UV/Fe2O3@Alg-TiO2 process


Review Paper
Review on Synthesis Method, Classification and AdsorptionSeparation and Sensing Application of Metal-Organic Frameworks (MOFs) Based Composites

Aklilu Melese; Kenaegzer Mulate; Abdu Hussen; Afework Hailekiros; Walelign Wubet

Volume 9, Issue 1 , February 2024, Pages 18-43

https://doi.org/10.22090/joint.2024.01.02

Abstract
  A group of supramolecular solid materials known as "metal organic frameworks"(MOFs) are a type of hybrid networks made up of a variety of inorganic and organic linkers that are all tightly bonded to metal ions. These classes of compounds have a larger surface area with the benefit of variable pore sizes, ...  Read More

Review on Synthesis Method, Classification and AdsorptionSeparation and Sensing Application of Metal-Organic Frameworks (MOFs) Based Composites


Original Research Paper
Effect of the addition of Fe3O4 nanoparticles on the performance of polyethersulfone nanofiltration membrane for the rejection of 54,56Mn ions from aqueous solution

Sedigheh Daroumi; Mohammad Ali Aroon; Ramin Yavari; taher yousefi; Hossein Ghasemi mobtaker

Volume 9, Issue 1 , February 2024, Pages 44-54

https://doi.org/10.22090/jwent.2024.01.03

Abstract
  In this study, the flat sheet membranes including the neat polyethersulfone (PES) and the mixed matrix membranes (MMMs) containing 20 wt. % polyethersulfone (PES) and various amounts of Fe3O4 nanoparticles were prepared using wet phase inversion and conventional casting methods. Manganese ion rejection ...  Read More

Effect of the addition of Fe3O4 nanoparticles on the performance of polyethersulfone nanofiltration membrane for the rejection of 54,56Mn ions from aqueous solution


Original Research Paper
Natural biodegradable low-cost Lablab purpureus husk as chromatrap for removal of three hazardous organic cationic dyes from water: Waste to wealth and column elution approach

Sumathi Harohally Paramesh; Veerendra Shetty Ananthpur; Nagaraju Rajendraprasad

Volume 9, Issue 1 , February 2024, Pages 55-72

https://doi.org/10.22090/jwent.2024.01.04

Abstract
  Novel results in this study showcase the utilization of sunlight-dried, ground Lablab purpureus husk (LLPh), treated with water and alkali, as a highly efficient bio-adsorbent for the removal of cationic dyes from aqueous solutions. Methylene blue (MB), malachite green (MG), and crystal violet (CV) were ...  Read More

Natural biodegradable low-cost Lablab purpureus husk as chromatrap for removal of three hazardous organic cationic dyes from water: Waste to wealth and column elution approach


Original Research Paper
Comparative Adsorption Study of Functionalized Magnetite and Maghemite Nanoparticles Coated with CTAB Surfactant for Efficient Chromium Removal from Wastewater

Mohamed Naous; Ahmed Halfadji

Volume 9, Issue 1 , February 2024, Pages 73-89

https://doi.org/10.22090/jwent.2024.01.05

Abstract
  In this study, maghemite and magnetite nanoparticles were functionalized with cetyl trimethyl ammonium bromide(CTAB) surfactants, in order to obtain effective chromium removal from wastewater. X-ray diffractometry (XRD), transmission electron microscopy (TEM), and Fourier-transform infrared spectrophotometry ...  Read More

Comparative Adsorption Study of Functionalized Magnetite and Maghemite Nanoparticles Coated with CTAB Surfactant for Efficient Chromium Removal from Wastewater


Original Research Paper
Biosynthesis of α MnO2 nanorods using Coleus amboinicus leaf extract and its adsorption performance of Pb(II) from aqueous solutions.

Rejani Padmavathiamma; Rani Kunjiraman Pillai

Volume 9, Issue 1 , February 2024, Pages 90-98

https://doi.org/10.22090/jwent.2024.01.06

Abstract
  Heavy metals are known to be toxic for living organisms even if they are present at low levels. Water pollution by heavy metals from industries is a dangerous environmental problem. Due to the ease, flexibility, and cost-effectiveness of the remediation process, adsorption has been widely implemented ...  Read More

Biosynthesis of α MnO2 nanorods using Coleus amboinicus leaf extract and its adsorption performance of Pb(II) from aqueous solutions.


Original Research Paper
Analysing the effect of Quinalphos pesticide on fish health through molecular docking studies and their eradication by photocatalytic degradation using Fe/S/TiO2 nanocomposite

Anisha Russelraj; Sibmah Stalin; Kirupa Vasam Jino

Volume 9, Issue 1 , February 2024, Pages 99-111

https://doi.org/10.22090/jwent.2024.01.07

Abstract
  In view of growing environmental issues there is a requirement for the immediate eradication of pesticides and its residues from local and commercial streamlets. Quinalphos is one of the most common organophosphorous pesticide especially used in agricultural fields bring about a great impact in environment ...  Read More

Analysing the effect of Quinalphos pesticide on fish health through molecular docking studies and their eradication by photocatalytic degradation using Fe/S/TiO2 nanocomposite


Original Research Paper
Characterization of ZnO Nanoparticles Pineapple Skin Extract (Ananas comosus L.) as Photocatalytic Activity

Lydia Rohmawati; Lytha Rizqika Lailia; Nugrahani Primary Putri; Munasir Nasir; Darminto Darminto

Volume 9, Issue 1 , February 2024, Pages 112-123

https://doi.org/10.22090/jwent.2024.01.08

Abstract
  ZnO nanoparticles can be used as a photocatalyst in waste treatment because they have good photodegradation. Synthesis of ZnO nanoparticles using green synthesis method from pineapple peel extract, whose results were characterized by XRD (Xray Diffraction), FTIR (Fourier Transform Infra-red), FESEM (Field ...  Read More

Characterization of ZnO Nanoparticles Pineapple Skin Extract (Ananas comosus L.) as Photocatalytic Activity