Green synthesis of iron nanoparticles and their application as a Fenton-like catalyst for the degradation of aqueous cationic and anionic dyes
Talal Shahwan,S. Abu Sirriah,Muath Nairat,Ezel Boyacı,Ahmet E. Eroğlu,Thomas Bligh Scott,Keith R Hallam +6 more
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TLDR
In this article, green tea leaves (GT-Fe NPs) were used as a Fenton-like catalyst for decolorization of aqueous solutions containing methylene blue (MB) and methyl orange (MO) dyes.About:
This article is published in Chemical Engineering Journal.The article was published on 2011-08-01 and is currently open access. It has received 659 citations till now. The article focuses on the topics: Iron oxide & Aqueous solution.read more
Figures
Table 1 Rate constants obtained from linear regression analysis of the data of dye removal. 
Fig. 7. Linear plots of the kinetic data: (a) first order plot for MB, (b) secon 
Table 2 The percentage removal of MB and MO at different initial concentrations when GT-Fe NPs are used as a Fenton-like catalyst. Cl stands for the equilibrium liquid concentration. 
Fig. 8. (a) SEM image, and (b) EDX spectrum of BH-Fe NPs. 
Fig. 3. A typical XRD pattern of GT-Fe NPs. 
Fig. 2. (a and b) TEM images, and (c) EDX spectrum, of GT-Fe NPs.
Citations
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Review of Green Methods of Iron Nanoparticles Synthesis and Applications
Heba M. Fahmy,F. M. Mohamed,Mariam Hisham Marzouq,Amira Bahaa El-Din Mustafa,Asmaa M. Alsoudi,Omnia Ashoor Ali,Maha A. Mohamed,Faten Ahmed Mahmoud +7 more
TL;DR: The present review shows different synthesis methods of zero-valent and iron oxide nanoparticles from different plant extracts including tea extracts, from bio-microorganisms, and from magnetite sand, pointing to the importance of iron nanoparticles in the environmental removal of contamination.
Journal ArticleDOI
Fe3O4 nanoparticles facilitated anaerobic digestion of organic fraction of municipal solid waste for enhancement of methane production
TL;DR: Since the emergence of zero waste concept, efficient waste recycling system and recovery of energy from the waste materials become challenging tasks globally as mentioned in this paper. But it is worth noting that municipal solid waste (MSW) is conside...
Journal ArticleDOI
The mechanism for degrading Orange II based on adsorption and reduction by ion-based nanoparticles synthesized by grape leaf extract.
TL;DR: Surface analysis via X-ray photoelectron spectroscopy and transmission electron microscopy showed that the Fe NPs synthesized by grape leaf extract were composed of biomolecules, hydrous iron oxides and Fe(0), thus providing evidence for the adsorption of Orange II onto hydrousIron oxide and its reduction by Fe( 0).
Journal ArticleDOI
Facile one-pot synthesis of gold and silver nanocatalysts using edible coconut oil.
Meena Kumari,Daizy Philip +1 more
TL;DR: The paper presents an environmentally benign bottom up approach for the synthesis of gold and silver nanoparticles using edible coconut oil at 373 K and shows remarkable size-dependent catalytic activity in the reduction of the cationic dye methylene blue to leuco methyleneblue (LMB).
Journal ArticleDOI
Recyclable CuS quantum dots as heterogeneous catalyst for Biginelli reaction under solvent free conditions
TL;DR: In this paper, a 2-3-nm quantum dot (QD) was synthesized in very high yield in 2min using microwave and water as medium and the obtained QDs have been characterized by UV-visible spectrophotometer, XRD, TEM and SAED.
References
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TL;DR: In this article, simulated dye wastewater, separately prepared with disperse, reactive, direct, acid and basic dyes, were decolorized with a hydrogen peroxide-ferrous ion system, known as Fenton's reagent.
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Biosynthesis of Iron and Silver Nanoparticles at Room Temperature Using Aqueous Sorghum Bran Extracts
Eric C. Njagi,Hui Huang,Lisa Stafford,Homer C. Genuino,Hugo Galindo,John B. Collins,George E. Hoag,Steven L. Suib +7 more
TL;DR: Iron and silver nanoparticles were synthesized using a rapid, single step, and completely green biosynthetic method employing aqueous sorghum extracts as both the reducing and capping agent.