PubAg

Main content area

You searched for: Subject "iron oxides" Remove constraint Subject: "iron oxides" Publication Year 2018 Remove constraint Publication Year: 2018 Subject pH Remove constraint Subject: pH Subject transmission electron microscopy Remove constraint Subject: transmission electron microscopy Text Availability Citation in PubAg Remove constraint Text Availability: Citation in PubAg
Start Over

Search

29  Search Results

« Previous | 1 - 20 of 29 |
Number of results to display per page

Search Results

1. Aero-Gel Based Cerium Doped Iron Oxide Solid Solution for Ultrafast Removal of Arsenic

Author:
Mishra, Prashant Kumar; Gahlyan, Parveen; Kumar, Rakesh; Rai, Pramod Kumar
Source:
ACS sustainable chemistry & engineering 2018 v.6 no.8 pp. 10668-10678
ISSN:
2168-0485
Subject:
iron oxides,   etc   ; adsorbents; adsorption; ambient temperature; arsenic; ceric oxide; cerium; iron; magnetism; metal ions; nanoparticles; oxidation; oxygen; pH; reflectance spectroscopy; scanning electron microscopy; toxicity; transmission electron microscopy; ultrasonics;     Show all 19 Subjects
Abstract:
... A solid solution of aero-gel based cerium doped iron oxide nanoparticles has been utilized for the first time for ultrasonic wave assisted adsorptive removal of arsenic from aqueous medium. The FE-SEM and HR-TEM images revealed a novel morphology of hollow architectures with irregular distribution in sizes in which the particles are interconnected with each other in a long-range network. The HR-XR ...
DOI:
10.1021/acssuschemeng.8b02006

2. A nano-magnetic electrochemical sensor for the determination of mood disorder related substances

Author:
Cincotto, Fernando H.; Carvalho, Daniel A. S.; Canevari, Thiago C.; Toma, Henrique E.; Fatibello-Filho, Orlando; Moraes, Fernando C.
Source:
RSC advances 2018 v.8 no.25 pp. 14040-14047
ISSN:
2046-2069
Subject:
iron oxides,   etc   ; Raman spectroscopy; X-ray diffraction; ascorbic acid; carbon quantum dots; dopamine; electrochemistry; emotions; estradiol; estriol; glassy carbon electrode; magnetic materials; magnetism; melatonin; monitoring; neodymium; oxidation; pH; sensors (equipment); transmission electron microscopy; tryptophan; uric acid;     Show all 22 Subjects
Abstract:
... The simultaneous electrochemical detection of mood disorder related substances, such as amitriptyline, melatonin and tryptophan, was successfully achieved by using a novel nano-magnetic electrochemical sensor design, encompassing Fe₃O₄ nanoparticles decorated with carbon quantum dots (MagNPs/Cdots). The magnetic composite was characterized using HR-TEM microscopy, XRD and Raman spectroscopy, and w ...
DOI:
10.1039/c8ra01857j

3. A polyvinyl alcohol-coated core-shell magnetic nanoparticle for the extraction of aminoglycoside antibiotics residues from honey samples

Author:
Li, Duo; Li, Tengfei; Wang, Lei; Ji, Shunli
Source:
Journal of chromatography 2018 v.1581-1582 pp. 1-7
ISSN:
0021-9673
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; adsorbents; binding capacity; chromatography; coatings; detection limit; dihydrostreptomycin; honey; kanamycin; magnetism; nanoparticles; nitrogen; pH; polyvinyl alcohol; solid phase extraction; surface area; thermogravimetry; transmission electron microscopes; transmission electron microscopy;     Show all 20 Subjects
Abstract:
... The authors describe magnetic nanoparticles comprising of a Fe3O4 core and a polyvinyl alcohol (PVA) coating for use in dispersive solid phase extraction (DSPE) of aminoglycoside antibiotics (AAs). The sorbent was investigated by Transmission electron microscope (TEM), Fourier transform infrared spectrometer (FT-IR), thermo-gravimetric analysis (TGA), nitrogen adsorption-desorption isotherms and s ...
DOI:
10.1016/j.chroma.2018.10.048

4. Chitosan-functionalized supermagnetic halloysite nanotubes for covalent laccase immobilization

Author:
Kadam, Avinash A.; Jang, Jiseon; Jee, Seung Cheol; Sung, Jung-Suk; Lee, Dae Sung
Source:
Carbohydrate polymers 2018 v.194 pp. 208-216
ISSN:
0144-8617
Subject:
iron oxides,   etc   ; X-ray photoelectron spectroscopy; aqueous solutions; biocatalysts; chitosan; crosslinking; decolorization; decontamination; fabrics; glutaraldehyde; halloysite; laccase; magnetic materials; nanotubes; pH; pollutants; scanning electron microscopy; temperature; thermogravimetry; transmission electron microscopy; wastes;     Show all 21 Subjects
Abstract:
... Halloysite nanotubes (HNTs) were modified with supermagnetic Fe3O4 (M-HNTs) and functionalized with chitosan (CTA) (termed as M-HNTs–CTA). Furthermore, M-HNTs–CTA were cross-linked using glutaraldehyde and applied for covalent laccase immobilization (M-HNTs–CTA–Lac). Facile-synthesized modified HNTs were structurally characterized by scanning electron microscopy, high resolution transmission elect ...
DOI:
10.1016/j.carbpol.2018.04.046

5. Efficient removal of atrazine from aqueous solutions using magnetic Saccharomyces cerevisiae bionanomaterial

Author:
Wu, Xin; He, Huijun; Yang, William L.; Yu, Jiaping; Yang, Chunping
Source:
Applied microbiology and biotechnology 2018 v.102 no.17 pp. 7597-7610
ISSN:
0175-7598
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; Saccharomyces cerevisiae; X-ray diffraction; aqueous solutions; atrazine; biodegradation; bioremediation; carbon; deamination; dechlorination; energy-dispersive X-ray analysis; gas chromatography-mass spectrometry; glucose; hysteresis; iron; isomerization; magnetism; mineralization; nanoparticles; nitrogen; pH; polyvinyl alcohol; scanning electron microscopy; sodium alginate; transmission electron microscopy;     Show all 26 Subjects
Abstract:
... A novel bionanomaterial comprising Saccharomyces cerevisiae (S. cerevisiae) and Fe₃O₄ nanoparticles encapsulated in a sodium alginate-polyvinyl alcohol (SA-PVA) matrix was synthesized for the efficient removal of atrazine from aqueous solutions. The effects of the operating parameters, nitrogen source, and glucose and Fe³⁺ contents on atrazine removal were investigated, and the intermediates were ...
DOI:
10.1007/s00253-018-9143-x

6. Enhancement of catalytic performance of porcine pancreatic lipase immobilized on functional ionic liquid modified Fe3O4-Chitosan nanocomposites

Author:
Suo, Hongbo; Xu, Lili; Xu, Chao; Chen, Hongyue; Yu, Dinghua; Gao, Zhen; Huang, He; Hu, Yi
Source:
International journal of biological macromolecules 2018 v.119 pp. 624-632
ISSN:
0141-8130
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; catalytic activity; chemical bonding; chitosan; immobilized enzymes; ionic liquids; magnetism; moieties; nanocomposites; nanoparticles; nuclear magnetic resonance spectroscopy; pH; phosphates; scanning electron microscopy; swine; thermogravimetry; transmission electron microscopes; transmission electron microscopy; triacylglycerol lipase; urea;     Show all 21 Subjects
Abstract:
... Magnetic chitosan nanocomposites were designed and fabricated by combining the magnetic nanoparticles Fe3O4 and chitosan covalently modified by imidazole-based ionic liquids with various functional groups, to be utilized as a support matrix for immobilization of porcine pancreatic lipase (PPL). Ionic liquids modified chitosan was characterized with nuclear magnetic resonance (NMR) and the nanocomp ...
DOI:
10.1016/j.ijbiomac.2018.07.187

7. Fabrication of charge reversible graphene oxide-based nanocomposite with multiple antibacterial modes and magnetic recyclability

Author:
Li, Qiang; Yong, Chunyan; Cao, Weiwei; Wang, Xi; Wang, Lina; Zhou, Jie; Xing, Xiaodong
Source:
Journal of colloid and interface science 2018 v.511 pp. 285-295
ISSN:
0021-9797
Subject:
iron oxides,   etc   ; Escherichia coli; Fourier transform infrared spectroscopy; Raman spectroscopy; Staphylococcus aureus; X-ray diffraction; antibacterial properties; cytotoxicity; graphene; graphene oxide; magnetic separation; magnetism; nanocomposites; nanoparticles; nanosilver; pH; polymers; transmission electron microscopes; transmission electron microscopy;     Show all 19 Subjects
Abstract:
... In this work, N-alkylated poly (4-vinylpyridine) (NPVP), a cationic polymer, was firstly applied for the surface modification of Fe3O4 nanoparticles. Then the modified Fe3O4 nanoparticles (Fe3O4@NPVP NPs) combined with graphene oxide (GO) through simple electrostatic binding. Subsequently, deposited Ag nanoparticles (Ag NPs) procedure was carried out to form the multiple antibacterial nanocomposit ...
DOI:
10.1016/j.jcis.2017.10.002

8. Graphene coated iron oxide (GCIO) nanoparticles as efficient adsorbent for removal of chromium ions: Preparation, characterization and batch adsorption studies

Author:
Khare, Nidhi; Bajpai, Jaya; Bajpai, A.K.
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 148-162
ISSN:
2215-1532
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; Raman spectroscopy; adsorbents; adsorption; aqueous solutions; chromium; emulsions; energy-dispersive X-ray analysis; graphene; ions; models; monitoring; nanoparticles; pH; particle size; scanning electron microscopy; sorption isotherms; spectrophotometers; temperature; thermal stability; transmission electron microscopy; zeta potential;     Show all 23 Subjects
Abstract:
... Graphene coated iron oxide nanoparticles were prepared using microemulsion method for removal of Cr(VI) ions from aqueous solutions. Plausible interactions between the material and Cr(VI) ions were explored after adsorption and explained by characterizing through various analytical techniques such as Raman spectroscopy, LIBS, FTIR, TEM, EDX, SEM, particle size and zeta-potential measurements which ...
DOI:
10.1016/j.enmm.2018.06.002

9. Green synthesis of magnetic mesoporous silica nanocomposite and its adsorptive performance against organochlorine pesticides

Author:
El-Said, W. A.; Fouad, D. M.; Ali, M. H.; El-Gahami, M. A.
Source:
International journal of environmental science and technology 2018 v.15 no.8 pp. 1731-1744
ISSN:
1735-1472
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; adsorbents; adsorption; aqueous solutions; energy-dispersive X-ray analysis; gas chromatography; green tea; high performance liquid chromatography; leaves; lindane; magnetic fields; monitoring; nanocomposites; nanoparticles; nitrogen; pH; porous media; reducing agents; scanning electron microscopy; silica; surface area; sustainable technology; temperature; transmission electron microscopy; water treatment;     Show all 27 Subjects
Abstract:
... Green synthesis of nanomaterials has received increasing attention as an eco-friendly technology in materials science. Here, we have used two types of extractions from green tea leaf (i.e., total extraction and tannin extraction) as reducing agents for a rapid, simple and one-step synthesis method of mesoporous silica nanoparticles/iron oxide nanocomposite based on deposition of iron oxide onto me ...
DOI:
10.1007/s13762-017-1530-9

10. Improved sorption of perfluorooctanoic acid on carbon nanotubes hybridized by metal oxide nanoparticles

Author:
Liu, Longfei; Liu, Yanli; Li, Chengliang; Ji, Rong; Tian, Xiaofei
Source:
Environmental science and pollution research international 2018 v.25 no.16 pp. 15507-15517
ISSN:
0944-1344
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; adsorbents; adsorption; calcium; carbon nanotubes; cupric oxide; hydrophobic bonding; hydrophobicity; ionic strength; ligands; liquids; nanoparticles; pH; perfluorooctanoic acid; pollutants; sodium; transmission electron microscopy; zinc oxide;     Show all 21 Subjects
Abstract:
... Multi-walled carbon nanotubes (MWCNTs) are often used as adsorbent because of their strong adsorption capacity. However, due to the nature of MWCNTs, their ability to adsorb perfluorooctanoic acid (PFOA), a highly hydrophobic pollutant, is low. In this study, MWCNTs were modified by three nano metal oxides (nano iron oxide, copper oxide, and zinc oxide). The pristine (as the control) and modified ...
DOI:
10.1007/s11356-018-1728-5

11. In-situ growth of hierarchical layered double hydroxide on polydopamine-encapsulated hollow Fe3O4 microspheres for efficient removal and recovery of U(VI)

Author:
Yang, Dongxu; Wang, Xiangxue; Wang, Ning; Zhao, Guixia; Song, Gang; Chen, Diyun; Liang, Yu; Wen, Tao; Wang, Hongqing; Hayat, Tasawar; Alsaedi, Ahmed; Wang, Xiangke; Wang, Suhua
Source:
Journal of cleaner production 2018 v.172 pp. 2033-2044
ISSN:
0959-6526
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; adsorption; aqueous solutions; catechol; imines; ionic strength; magnetism; microparticles; models; moieties; nuclear power; pH; pollution; power plants; risk; scanning electron microscopy; thermogravimetry; transmission electron microscopy; uranium;     Show all 22 Subjects
Abstract:
... With the increasing demand of nuclear power plant, the depleted uranium is inevitably emitted and causes environmental risk, hence it is crucial to develop new methods to efficiently eliminate uranium compounds from water. In this work, a bifunctional material core-shell-shell layered double hydroxide (LDH) decorated hollow magnetic polydopamine (MP) microspheres (defined as MPL) were synthesized ...
DOI:
10.1016/j.jclepro.2017.11.219

12. In-situ self-assembly of plant polyphenol-coated Fe3O4 particles for oleaginous microalgae harvesting

Author:
Wang, Xiaoyu; Zhao, Yuan; Jiang, Xiaoxue; Liu, Lijun; Li, Xue; Li, Huixian; Liang, Wenyan
Source:
Journal of environmental management 2018 v.214 pp. 335-345
ISSN:
0301-4797
Subject:
iron oxides,   etc   ; Chlorella vulgaris; Fourier transform infrared spectroscopy; Larix gmelinii; X-ray diffraction; X-ray photoelectron spectroscopy; culture media; harvesting; microalgae; organic matter; pH; polymers; polyphenols; scanning electron microscopy; surfactants; transmission electron microscopy; ultrasonic treatment;     Show all 17 Subjects
Abstract:
... Plant polyphenol (PP), a natural polymer from the Larix gmelinii, was selected as the surfactant to synthesize Fe3O4. The Fe3O4-PP composite was prepared by in-situ self-assembly in solvothermal synthesis, and characterized using FE-SEM, TEM, XRD, FTIR, XPS, TGA, and VSM. The harvesting efficiency of Chlorella vulgaris was investigated under different parameters, including algal organic matter, do ...
DOI:
10.1016/j.jenvman.2018.03.019

13. Magnetically recyclable visible-light-responsive MoS2@Fe3O4 photocatalysts targeting efficient wastewater treatment

Author:
Wang, Qianwen; Dong, Shuying; Zhang, Di; Yu, Chongfei; Lu, Juan; Wang, Dong; Sun, Jianhui
Source:
Journal of materials science 2018 v.53 no.2 pp. 1135-1147
ISSN:
0022-2461
Subject:
iron oxides,   etc   ; X-ray diffraction; X-ray photoelectron spectroscopy; aqueous solutions; fluorescence emission spectroscopy; irradiation; magnetic fields; magnetic properties; methylene blue; nanocomposites; nitrogen; pH; photocatalysis; photocatalysts; reflectance spectroscopy; scanning electron microscopes; spectrometers; transmission electron microscopy; wastewater treatment;     Show all 19 Subjects
Abstract:
... Novel magnetically recyclable MoS₂@Fe₃O₄ nanocomposite with remarkable photocatalytic capability was prepared by virtue of a rational hydrothermal route. The as-synthesized nanocomposites were well characterized by various spectroscopic and microscopic techniques, including X-ray powder diffraction, field-emission scanning electron microscope, transmission electron microscopy, energy-dispersive sp ...
DOI:
10.1007/s10853-017-1608-2

14. Magnetic Fe3O4@V2O5/rGO nanocomposite as a recyclable photocatalyst for dye molecules degradation under direct sunlight irradiation

Author:
Boruah, Purna K.; Szunerits, Sabine; Boukherroub, Rabah; Das, Manash R.
Source:
Chemosphere 2018 v.191 pp. 503-513
ISSN:
0045-6535
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; absorption; ammonium; bicarbonates; bromides; calcium; chlorides; dyes; fluorescence; graphene oxide; inorganic ions; irradiation; magnesium; magnetism; nanocomposites; nanoparticles; nanosheets; nitrates; pH; photocatalysis; photocatalysts; scanning electron microscopy; sodium; solar radiation; sulfates; transmission electron microscopy; zeta potential;     Show all 30 Subjects
Abstract:
... Reduced graphene oxide nanosheets decorated with Fe3O4 and V2O5 nanoparticles as a magnetically recoverable nanocomposite (Fe3O4@V2O5/rGO) was synthesized by a simple solution chemistry approach. The synthesized nanocomposite was characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray photoelectron spectroscopy (XPS), vibrating sa ...
DOI:
10.1016/j.chemosphere.2017.10.075

15. New Electrochemical Sensor Based on a Silver-Doped Iron Oxide Nanocomposite Coupled with Polyaniline and Its Sensing Application for Picomolar-Level Detection of Uric Acid in Human Blood and Urine Samples B

Author:
Ponnaiah, Sathish Kumar; Periakaruppan, Prakash; Vellaichamy, Balakumar
Source:
The Journal of physical chemistry 2018 v.122 no.12 pp. 3037-3046
ISSN:
1520-5207
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-radiation; X-ray diffraction; blood serum; detection limit; glassy carbon electrode; humans; nanocomposites; oxidation; pH; phosphates; physical chemistry; polymers; sensors (equipment); transmission electron microscopy; ultraviolet-visible spectroscopy; uric acid; urine;     Show all 19 Subjects
Abstract:
... A simple and very sensitive electrochemical sensor for the detection of uric acid (UA) has been developed based on polyaniline (PANI) merged into a silver-doped iron oxide (Ag–Fe₂O₃) nanocomposite-modified glassy carbon electrode. The synthesized ternary composite material (Ag–Fe₂O₃@PANI) was characterized by UV–visible spectroscopy, Fourier transform infrared spectroscopy, energy-dispersive X-ray ...
DOI:
10.1021/acs.jpcb.7b11504

16. Performance of ceria/iron oxide nano-composites based on chitosan as an effective adsorbent for removal of Cr(VI) and Co(II) ions from aqueous systems

Author:
Farokhi, Morshed; Parvareh, Arsalan; Moraveji, Mostafa Keshavarz
Source:
Environmental science and pollution research international 2018 v.25 no.27 pp. 27059-27073
ISSN:
0944-1344
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; adsorbents; adsorption; batch systems; ceric oxide; chitosan; chromium; cobalt; ions; models; nanocomposites; nitric acid; pH; scanning electron microscopy; sodium hydroxide; sorption isotherms; temperature; thermodynamics; thermogravimetry; transmission electron microscopy;     Show all 22 Subjects
Abstract:
... A novel chitosan/ceria/iron oxide (CS/ceria/Fe₃O₄) nano-composite adsorbent was synthesized for removal of Cr(VI) and Co(II) ions from aqueous systems in a batch system. The adsorbents were characterized by field emission scanning electron microscopy (FESEM), Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), transmission electron microscopy (TEM), thermal gravimetric analysi ...
DOI:
10.1007/s11356-018-2594-x

17. PMIDA-Modified Fe3O4 Magnetic Nanoparticles: Synthesis and Application for Liver MRI

Author:
Demin, Alexander M.; Pershina, Alexandra G.; Minin, Artem S.; Mekhaev, Alexander V.; Ivanov, Vladimir V.; Lezhava, Sofiya P.; Zakharova, Alexandra A.; Byzov, Iliya V.; Uimin, Mikhail A.; Krasnov, Victor P.; Ogorodova, Ludmila M.
Source:
Langmuir 2018 v.34 no.11 pp. 3449-3458
ISSN:
1520-5827
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; hydrodynamics; light scattering; liver; magnetic properties; magnetic resonance imaging; magnetism; nanoparticles; pH; temperature; thermogravimetry; transmission electron microscopy;     Show all 14 Subjects
Abstract:
... The surface modification of Fe₃O₄-based magnetic nanoparticles (MNPs) with N-(phosphonomethyl)iminodiacetic acid (PMIDA) was studied, and the possibility of their use as magnetic resonance imaging contrast agents was shown. The effect of the added PMIDA amount, the reaction temperature and time on the degree of immobilization of this reagent on MNPs, and the hydrodynamic characteristics of their a ...
DOI:
10.1021/acs.langmuir.7b04023

18. Preconcentration and extraction of lead ions in vegetable and water samples by N-doped carbon quantum dot conjugated with Fe3O4 as a green and facial adsorbent

Author:
Mashkani, Masoumeh; Mehdinia, Ali; Jabbari, Ali; Bide, Yasamin; Nabid, Mohammad Reza
Source:
Food chemistry 2018 v.239 pp. 1019-1026
ISSN:
0308-8146
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; adsorbents; adsorption; atomic absorption spectrometry; carbon quantum dots; desorption; detection limit; ions; lead; pH; response surface methodology; transmission electron microscopy; vegetables;     Show all 15 Subjects
Abstract:
... Magnetically N-doped Carbon quantum dots has been synthesized via a simple chemical method and applied as a sorbent for the preconcentration and extraction of trace amounts of Pb2+ from water and vegetable samples followed by flame atomic absorption spectrometric detection. The nanoparticles were characterized by X-ray diffraction, UV–vis spectra, Fourier transform infrared spectroscopy, vibrating ...
DOI:
10.1016/j.foodchem.2017.07.042

19. Preparation and self-assembly of Au nanoparticles coordinated Fe3O4 graft block copolymer multifunctional nanohybrids with pH, electrochemical and magnetic stimuli responsiveness

Author:
Xu, Jing-Wen; Cui, Zhuo-Miao; Xu, Feng; Luo, Yan-Ling
Source:
Journal of materials science 2018 v.53 no.3 pp. 1945-1961
ISSN:
0022-2461
Subject:
iron oxides,   etc   ; composite polymers; electrochemistry; esterification; fluorescence; gold; hydrodynamics; magnetism; micelles; nanogold; nanohybrids; nanoparticles; pH; polymerization; scanning electron microscopy; spectroscopy; thiols; transmission electron microscopy; zeta potential;     Show all 19 Subjects
Abstract:
... Multi-component block copolymer nanohybrids consisting of Fe₃O₄ nanoparticles and poly(acryloyloxyethyloxyl 1-mercaptohemisuccinate) and poly(methacrylic acid) (PMAA) blocks were synthesized via the surface-initiated atom transfer radical polymerization, followed by the esterification with d,l-mercaptosuccinic acid. The block copolymer nanohybrids were coordinated with Au nanoparticles (Au NPs) th ...
DOI:
10.1007/s10853-017-1675-4

20. Preparation of core/shell nanocomposite adsorbents based on amine polymer-modified magnetic materials for the efficient adsorption of anionic dyes

Author:
Huo, Yaoxing; Wu, Hao; Wang, Zhuliang; Wang, Fang; Liu, Yanli; Feng, Yiyang; Zhao, Yani
Source:
Colloids and surfaces 2018 v.549 pp. 174-183
ISSN:
0927-7757
Subject:
iron oxides,   etc   ; Fourier transform infrared spectroscopy; X-ray diffraction; adsorbents; adsorption; aqueous solutions; colloids; composite polymers; dyes; formaldehyde; magnetic fields; magnetic materials; models; nanocomposites; nanoparticles; pH; pollution; scanning electron microscopy; sorption isotherms; temperature; transmission electron microscopy;     Show all 21 Subjects
Abstract:
... This study reports on the synthesis of a core/shell nanoadsorbent based on Fe3O4 magnetic nanoparticles surface-modified with a copolymer using 2, 4-diaminophenol and formaldehyde (DAPF). We further investigated this nanomaterial as an adsorbent for removing anionic dyes, namely, amaranth (AM), orange II (OR-II) and acid red 18 (AR-18), from aqueous solutions. The fabricated Fe3O4@DAPF magnetic na ...
DOI:
10.1016/j.colsurfa.2018.04.021