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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Synthesis and Characterization of Zinc Oxide and Iron Oxide Nanoparticles Using Sesbania grandiflora Leaf Extract as Reducing Agent
TL;DR: In this article, the authors synthesize iron oxide and zinc oxide nanoparticles from different concentrations of Sesbania grandiflora leaf extract (5-20%) using zinc nitrate and ferrous chloride as precursor materials and characterized using UV-visible spectrometer, FTIR, X-ray diffraction, and SEM.
Journal ArticleDOI
Green synthesis of nanoparticles: Current developments and limitations
TL;DR: In this article , the green synthesis of nanoparticles of gold (Au NPs), silver, Ag NPs, palladium, copper, and iron and its oxide (Fe NPs) was evaluated.
Journal ArticleDOI
Amaranthus spinosus Leaf Extract Mediated FeO Nanoparticles: Physicochemical Traits, Photocatalytic and Antioxidant Activity
TL;DR: In this article, Amaranthus spinosus leaf extract mediated iron oxide nanoparticles are synthesized using amaranthus aqueous extracts reducing from ferric chloride and the operating parameters of nanoparticles synthesis were optimized.
Journal ArticleDOI
Green synthesis of zinc oxide nanoparticles using Peganum harmala seed extract, and loaded on Peganum harmala seed powdered activated carbon as new adsorbent for removal of Cr(VI) from aqueous solution
TL;DR: In this paper, powdered activated carbon was derived from Peganum harmala seed (PPAC) and then coated by green ZnO nanoparticles and finally applied for Cr(VI) removal.
Journal ArticleDOI
Spectroscopic, microscopic and catalytic properties of silver nanoparticles synthesized using Saraca indica flower
V.K. Vidhu,Daizy Philip +1 more
TL;DR: A green synthetic route for the production of highly stable, bio-inspired silver nanoparticles using dried Saraca indica flower is reported, which is facile, cost effective, simple and reproducible.
References
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Spectrometric identification of organic compounds
TL;DR: In this paper, a sequence of procedures for identifying an unknown organic liquid using mass, NMR, IR, and UV spectroscopy is presented, along with specific examples of unknowns and their spectra.
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Characterization of zero-valent iron nanoparticles.
TL;DR: This work presents a systematic characterization of the iron nanoparticles prepared with the method of ferric iron reduction by sodium borohydride and results may foster better understanding, facilitate information exchange, and contribute to further research and development of Iron nanoparticles for environmental and other applications.
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Decolorizing dye wastewater with Fenton's reagent
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.
Journal ArticleDOI
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.