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

  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.

Photocatalytic dye degradation using novel Polypyrrole-Tungsten Oxide hybrid nanocomposite system.

Nandini Venkat Iyer; Jayant A Kher; Shekhar D Bhame

Volume 8, Issue 4 , November 2023, , Pages 334-356

  The present study features the synthesis of Dodecylbenzene sulphonic acid-doped polypyrrole tungsten oxide (PPy-WO3) nanocomposites and its photocatalyic studies on Methylene Blue (MB). The nanocomposites of PPy with a very low concentration of WO3 were prepared using 0.05 to 0.3 wt.%, of WO3 nanoparticles. ...  Read More

Photocatalytic dye degradation using novel Polypyrrole-Tungsten Oxide hybrid nanocomposite system.

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

  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

Adsorption, isotherms and kinetics characteristics of solid state Mg exchanged bentonite for removal of methylene blue

Ahdieh Bavi; Mohammad Ghorbanpour; Mohammed Jaafar Ali Alatabe

Volume 8, Issue 4 , November 2023, , Pages 396-405

  This study investigated the removal of methylene blue dye from aqueous solutions using Mg solid state exchanged bentonite. Parent bentonite and magnesium exchanged bentonite were characterized by scanning electron microscopy (SEM), X-ray diffraction (XRD), Brunauer Emmett Teller (BET), Energy dispersive ...  Read More

Adsorption, isotherms and kinetics characteristics of solid state Mg exchanged bentonite for removal of methylene blue

Immobilized nickel hexacyanoferrate nano particles on graphen for effective removal of Cs(I) ions from radionuclide wastes

Noorallah Delijeh; Taher Yousefi; Hasan Aghayan; Ramin Yavari; Mehdi Parvini; Hossein Ghasemi mobtaker

Volume 8, Issue 1 , February 2023, , Pages 41-51

  In the current work synthesis and modification of graphene oxide with Nickel Hexa Ferrocyanide (NiHCF) nanoparticles has been reported. The Graphene oxide- Nickel Hexa Ferrocyanide (GO-NiHCF) was used as an adsorbent to remove Cesium (Cs) ions from a simulated solution. The obtained product was characterized ...  Read More

Cathodic synthesis of Al-Ce-Mn Oxide nanohybride powder with improved surface for effective removal of fluoride from aqueous media

Taher Yousefi; Ramin Yavari; D Rezaei Uchbelagh; Abbas Ariamanesh

Volume 7, Issue 1 , April 2022, , Pages 31-43

  Al-Ce-Mn oxide samples were synthesized by the cathodic electrochemical method at current densities of 5, 15, and 35 mAcm-2. The XRD, SEM, and EDX techniques were used for the characterization of samples. The SEM images show that at high current density the one-dimensional(nanowire) structure and at ...  Read More

Synthesis and Application of Magnetic Nanoadsorbent in Removal of Toxic Metals from Aqueous Solution

Dhanraj S Shirsath

Volume 7, Issue 1 , April 2022, , Pages 89-100

  Magnetic nano adsorbent is cost-effective and easily synthesized in the laboratory by chemical Co-precipitation method that provides not only high adsorption capacity but also rapid adsorption rate. The magnetic nano adsorbents were synthesized by Ferric and Ferrous ions precursor solution in the presence ...  Read More

Effect of pH on Green Synthesis of Reduced Graphene Oxide Using Lemon Extract and Application of Fe3O4/RGO nanocomposites for the removal of Pb (II) from aqueous solution

Maryam Ghasemi; Javad Azimi-Amin

Volume 7, Issue 1 , April 2022, , Pages 101-120

  Here, graphene oxide was synthesized and reduced by lemon extract (source of vitamin C) in an aqueous solution under different pH (3 and 10). The lemon extract was prepared using a solvent-free method. The proposed mechanisms for the reduction of GO may be due to the nucleophilic attack of oxygen anion ...  Read More

Carbon Nano Particles as better Adsorbent against Photocatalytic Degrader for the Rhodamine - B Dye

Latha Vatchalan; Pandiselvam S.

Volume 6, Issue 3 , July 2021, , Pages 232-240

  Paper industries will be using a different kind of dyes for producing various kinds of paper. Rhodamine–B (Rh-B) dye is one of the major sources of color effluents from textile and paper dyeing industries, and they cause long-term effects for on an aquatic environment. So this work mainly focused ...  Read More

Efficient Pb (II) removal from wastewater by TEG coated Fe3O4 ferrofluid

Sajjad Lotfi; Bagher Aslibeiki; Mahmoud Zarei

Volume 6, Issue 2 , April 2021, , Pages 109-120

  Tri-ethylene glycol (TEG) coated Fe3O4 nanoparticles ferrofluid were used for Pb (II) removal from simulated wastewater. The samples were synthesized using a modified co-precipitation method. The prepared samples were characterized by different techniques including X-ray diffraction, Rietveld method, ...  Read More

Polyether Sulfone-Graphene Oxide- Polyvinyl Pyrrolidone Nanocomposite Adsorptive Membrane for Arsenic Removal from Wastewater

Nik Rashida Nik Abdul Ghani; Siti Syakirah Sulaiman; Amina Tahreen; Mohammed Saedi Jami

Volume 6, Issue 2 , April 2021, , Pages 121-137

  Arsenic contamination poses a major public health concern and harms the environment with its toxicity. Long term exposure to a high concentration of arsenic is harmful to human health as well as the environmental biodiversity. This study is aimed to fabricate and investigate the possibility of polyethersulfone-graphene ...  Read More

Development of a Platform for Removal of Iron (III) Ions from Aqueous Solution Using CuO Nanoparticles

Sumon Chakrabarty; Md. Anas Mahmud; Mosummath Hosna Ara; Shovon Bhattacharjee

Volume 6, Issue 1 , January 2021, , Pages 41-48

  The present study aimed to synthesize copper oxide (CuO) nanoparticles (NPs), which were used as an adsorbent for the sequestration of Iron (Fe) (III) ion from aqueous solution. The synthesized NPs were characterized with the help of X-ray diffraction (XRD) spectroscopy, Field Emission scanning electron ...  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

  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

  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

Modeling of adsorption isotherms and competitive adsorption breakthroughs of Nicotine/Pyridine removal from aqueous solution by activated Montmorillonite

Zeinab Ibrahim; Yehya Mohsen; Joumana Toufaily; Wassim Rammal; Tayssir Hamieh; T. Jean Daou; Maria-Laura Foddis; bachar Koubaissy

Volume 5, Issue 2 , April 2020, , Pages 114-128

  Activated Montmorillonite (AM) reveals as a low-cost and efficient adsorbent for the adsorption of nicotine and pyridine from aqueous solutions. In this study, the influence of several operation conditions (initial compounds concentration, volumetric flow rate, and height of bed) on the shape of breakthrough ...  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

  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

Copper Removal From Paper Mill Wastewater Using Polymer Nanofiber

Arezoo Ghadi; Sharieh Hosseini

Volume 5, Issue 2 , April 2020, , Pages 168-179

  The aim of this research work is to investigate sorption characteristic of synthesized polypyrrole / polyaniline (PPy / PANI) nano fiber for Cu (II) removal from paper mill wastewater. The sorption is carried out by batch method. The structural characterization of this sorbent was performed by SEM and ...  Read More

Removal of Reactive Black 5 from Waste Waters by Adsorption: A Comprehensive Review

Mohammad Reza Jalali Sarvestani; Zohreh Doroudi

Volume 5, Issue 2 , April 2020, , Pages 180-190

  Reactive black 5 is a toxic dye that has adverse effects on the environmental ecosystems and the health of human beings. Therefore, its removal is very important. Among the reported methods adsorption gathered a huge attention in the recent years because of its simplicity and low-cost. In this review ...  Read More

Removing Methyl Orange Molecules from Aqueous Medium by Magnetic Nanoparticles: Evaluating adsorption factors, isotherms, kinetics and thermodynamics

Behgam Rahmanivahid; Freshteh Naderi; Hamed Nayebzadeh

Volume 5, Issue 1 , January 2020, , Pages 1-16

  In this paper, Fe3O4 and MgFe2O4 as magnetic samples were successfully synthesized by coprecipitation and combustion methods, respectively, to be used for adsorption of toxic methyl orange molecules from the aqueous solution. Characteristics of the synthesized samples were evaluated using various analyses. ...  Read More

Trinitroanisole Adsorption on the Surface of Boron Nitride Nanocluster (B12N12): A Computational Study

Mohammad Reza Jalali Sarvestani; Roya Ahmadi

Volume 5, Issue 1 , January 2020, , Pages 34-44

  This paper investigated boron nitride nanocage performance as an adsorbent and sensing material for removal and detection of trinitroanisole by density functional theory. The calculated adsorption energies, Gibbs free energy changes (ΔGad), adsorption enthalpy changes (ΔHad) and thermodynamic ...  Read More

Removal of Lead (II) and cadmium from the agricultural water by Zeolite N.P./PEG/GO composite

Susan Samadi; Mostafa Mirzaie Shalmani; Amirabbas Zakaria

Volume 4, Issue 2 , April 2019, , Pages 157-166

  The zeolite N.P./PEG/GO composite was synthesized by hydrothermal assisted sol-gel method to be used as Pb2+ and Cd2+ ions nano-adsorbent from the agricultural water. The FT-IR spectrum confirmed the expected microstructure of synthesized adsorbent. The SEM revealed the formation of zeolite nanoparticles ...  Read More

Investigating the Influence of Doping Graphene with Silicon and Germanium on the Adsorption of Silver (I)

Mohammad Reza Jalali Sarvestani; Roya Ahmadi

Volume 4, Issue 1 , January 2019, , Pages 48-59

  In this study, the impact of doping graphene with silicon and germanium on the adsorption of Ag+ was evaluated by density functional theory. At the outset, the structures of silver, adsorbents and their derived products at ten different configurations were optimized geometrically. Then, IR and frontier ...  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

  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

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

  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