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


Graphitic carbon nitride nanospheres as an adsorbent for effective waste water treatment: Methylene Blue removal from aqueous medium

Pingal Sarmah; Khemnath Patir; Sonit Kumar Gogoi

Volume 8, Issue 4 , November 2023, , Pages 369-383

https://doi.org/10.22090/jwent.2023.04.004

Abstract
  Here we report a simple and eco-friendly solvothermal synthesis of graphitic carbon nitride nanospheres (g-CNNS) at 180 oC. The synthesized g-CNNS is characterized by various analytical techniques such as FESEM, PXRD, BET isotherm, Zeta potential, EDX and FT-IR spectroscopy. The adsorption property of ...  Read More

Graphitic carbon nitride nanospheres as an adsorbent for effective waste water treatment: Methylene Blue removal from aqueous medium


Green synthesis and characterization of Selenium/Zirconium bimetallic nanoparticles using Cinnamomum camphora leaf extract and their photocatalyst and anticancer activity

Mounaguru Sindhudevi; Subramanian Srinivasan; Balakrishnan Karthekiyan; Arumugam Muthuvel

Volume 8, Issue 4 , November 2023, , Pages 417-441

https://doi.org/10.22090/jwent.2023.04.008

Abstract
  In the present studies, cytotoxicity evaluation of camphor-mediated bimetallic nanoparticles has been done. The IC50 value of Te combined Se, Zr, and Ce bimetallic nanoparticles are 18.0, 16.0, 175.4,38.9 µg/ml respectively. A maximum proportion of cell activity attained at 16 µg/ml reveals ...  Read More

Green synthesis and characterization of Selenium/Zirconium bimetallic nanoparticles using Cinnamomum camphora leaf extract and their photocatalyst and anticancer activity


Effective Methylene Blue Removal from Aqueous Solutions using PVA/Chitosan Electrospun Nanofiber Modified with CeAlO3 Nanoparticles

Fatemeh Shahverdi; Aboulfazl Barati; Mansour Bayat

Volume 7, Issue 1 , April 2022, , Pages 55-68

https://doi.org/10.22090/jwent.2022.01.005

Abstract
  This research work aims to investigate the sorption characteristic of synthesized Poly (vinyl alcohol)/Chitosan nanofiber mats modified with aluminum-cerium spinel oxide (CeAlO3) nanoparticles for methylene blue (MB) removal from aqueous solutions. The sorption is carried out by a batch technique. The ...  Read More

The MoS2/S-doped graphitic carbon nitride: synthesis and application as a composite for removing organic pollutant

Mahdieh Chegeni; Mozhgan Mehri; Mehdi Hosseini

Volume 5, Issue 4 , October 2020, , Pages 331-341

https://doi.org/10.22090/jwent.2020.04.004

Abstract
  The MoS2/S-doped graphitic carbon nitride (MoS2/S-g-C3N4) was synthesized by a simple method and applied for methylene blue (MB) removal as an organic pollutant. The structure of MoS2/S-doped graphitic carbon nitride was characterized using FTIR, XRD, SEM, TGA and BET techniques. The accomplishment of ...  Read More

Basic dyes removal by adsorption process using magnetic Fucus vesiculosus (brown algae)

Hessam Jafari; Gholam Reza Mahdavinia; Bagher Kazemi; Shahrzad Javanshir; Samira Alinavaz

Volume 5, Issue 3 , July 2020, , Pages 256-269

https://doi.org/10.22090/jwent.2020.03.006

Abstract
  Abstract: In this project, new magnetic Fucus vesiculosus (m-FV) nanoparticles with a high adsorption capacity of cationic dyes were prepared. To reach a nanocomposite with effective performance, Fucus vesiculosus (FV) was modified using ultrasound. Then, the Fe2+/Fe3+ ions were co-precipitated in situ ...  Read More

Photocatalytic degradation of methylene blue using ZnO and 2%Fe-ZnO semiconductor nanomaterials synthesized by sol-gel method: A comparative study

Kalpesh Isai; Vinod Shrivastava

Volume 4, Issue 3 , July 2019, , Pages 251-262

https://doi.org/10.22090/jwent.2019.03.008

Abstract
  ZnO and 2%Fe-ZnO nanomaterials were prepared by using a low-cost sol-gel method. The synthesized nanomaterials were characterized by X-ray diffraction (XRD), Scanning Electron Microscopy (SEM) and Energy Dispersive X-ray Spectroscopy (EDX). The XRD and SEM studies reveal that the synthesized nanomaterials ...  Read More

Fe3O4/AC nanocomposite as a novel nano adsorbent for effective removal of cationic dye: Process optimization based on Taguchi design method, kinetics, equilibrium and thermodynamics

Maryam Ghasemi; Somaye Mashhadi; Javad Azimi-Amin

Volume 3, Issue 4 , October 2018, , Pages 321-336

https://doi.org/10.22090/jwent.2018.04.005

Abstract
  In this study, we have synthesized a new Fe3O4/AC nanocomposite using low cost adsorbent by microwave assisted in situ co-precipitation technique that was used as an effective adsorbent for the removal of methylene blue (MB) using the Taguchi design method as an optimization strategy. The optimum parameters ...  Read More

Synthesis of Mesoporous Fe3O4 and Fe3O4/C Nanocomposite for Removal of Hazardous Dye from Aqueous Media

Hossein Khoshsang; Ali Ghaffarinejad; Hojjat Kazemi; Sedighe Jabarian

Volume 3, Issue 3 , July 2018, , Pages 191-206

https://doi.org/10.22090/jwent.2018.03.001

Abstract
  The magnetic mesoporous Fe3O4 and Fe3O4/Carbon Nanocomposite (Fe3O4/C) are synthesized by a facile hydrothermal method in one- step and are used for methylene blue dye removal. Nanomaterials are characterized by field-emission scanning electron microscope (FE-SEM), transition electron microscopy ...  Read More

Fabrication, Characterization, Regeneration and Application of Nanomagnetic Fe3O4@Fish Scale as a Bio-adsorbent for Removal of Methylene Blue

Nima Gholami; Ahmad Dadvand Koohi; Azadeh Ebrahimian Pirbazari

Volume 3, Issue 3 , July 2018, , Pages 219-234

https://doi.org/10.22090/jwent.2018.03.003

Abstract
  The methylene blue (MB) adsorption from aqueous solution was investigated through Fe3O4 nanoparticles loaded on Fish Scale (FS) from fishery biomass. The presence of collagen fibers, apatite crystals and nano-magnetite particles in the structure of nano-magnetic fish scale (MFS) was observed in ...  Read More

A comparative study for the electrochemical regeneration of adsorbents loaded with methylene blue

Ines Bouaziz; Morched Hamza; Ridha Abdelhedi; André Savall; Karine Groenen Serrano

Volume 2, Issue 1 , January 2017, , Pages 17-25

https://doi.org/10.7508/jwent.2017.01.003

Abstract
  The electrochemical regeneration of methylene blue-saturated activated carbon, Nyex®1000 and sawdust has been studied and the performances in terms of capacity of adsorbent regeneration have been compared in this work. The adsorption isotherms were investigated. The results showed that the adsorption ...  Read More