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1. Analysis of multiclass antibiotic residues in urban wastewater in Tunisia

Author:
Harrabi, Malek; Varela Della Giustina, Saulo; Aloulou, Fatma; Rodriguez-Mozaz, Sara; Barceló, Damià; Elleuch, Boubaker
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 163-170
ISSN:
2215-1532
Subject:
antibiotic residues; monitoring; nanotechnology; spiramycin; sulfapyridine; trimethoprim; wastewater; wastewater treatment; Tunisia
Abstract:
... The present work describes the occurrence of antibiotic residues in urban wastewaters discharged into southern Sfax wastewater treatment plant (WWTP). Thirteen out of the fifty-six antimicrobial compounds analyzed were detected in the wastewater samples with concentration ranging from 23.30 (for cefalexin) to 690.50 ng/L (for spiramycin) in WWTP influent and from 7.50 (for cefalexin) to 370.04 ng/ ...
DOI:
10.1016/j.enmm.2018.05.006

2. Assessing the health of marine and lacustrine wetland using measurement of heavy metals in fish species: Case study from two Iranian international wetland (Gomishan and Zarivar)

Author:
Solgi, Eisa; Mohammadi Galangashi, Mohsen
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 73-78
ISSN:
2215-1532
Subject:
Cyprinus carpio; Liza saliens; atomic absorption spectrometry; biogeochemistry; cadmium; case studies; ecosystems; fish; heavy metals; humans; lead; monitoring; muscle tissues; muscles; nitric acid; perchloric acid; pollution; wetlands; Caspian Sea; Iran
Abstract:
... Wetlands are highly sensitive to pollution effects as they are usually low lands in comparison to the surroundings. Consequently, pollution with heavy metals in the wetlands ecosystems may have changed the ecosystem's biogeochemistry. Gomishan and Zarivar wetlands are regarded as two of the most important wetland regions in south eastern corner of Caspian Sea and in Western Iran respectively. We r ...
DOI:
10.1016/j.enmm.2018.05.004

3. Assessment of groundwater pollution by landfills in India using leachate pollution index and estimation of error

Author:
Mor, Suman; Negi, Pooja; Khaiwal, Ravindra
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 467-476
ISSN:
2215-1532
Subject:
air; cities; groundwater; human health; issues and policy; landfill leachates; landfills; municipal solid waste; physicochemical properties; pollution control; soil; India
Abstract:
... Unsystematic dumping of municipal solid waste affects soil, water and air by generating leachate, which effects the environment and human health. Considering this, present study investigates the leachate pollution index (LPI) of Indian landfills using leachate characteristics already published and by calculating the physico-chemical characteristics of landfill leachate from Chandigarh, SAS Nagar a ...
DOI:
10.1016/j.enmm.2018.09.002

4. Assessment of heavy metal pollution in the main Pra River and its tributaries in the Pra Basin of Ghana

Author:
Duncan, Albert Ebo; de Vries, Nanne; Nyarko, Kwabena Biritwum
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 264-271
ISSN:
2215-1532
Subject:
arsenic; basins; cadmium; chromium; cooking; copper; drinking; drinking water; dry season; guidelines; heavy metals; iron; lead; manganese; mining; monitoring; nanotechnology; nickel; pollutants; pollution; remediation; rivers; sediments; surface water; villages; water quality; wet season; zinc; Ghana
Abstract:
... The Pra Basin is one of the Basins in Ghana with a high level of illegal mining activities. Heavy metal pollution in water bodies is common in areas where illegal mining is practiced. This study focused on the assessment of heavy metal pollution in the Pra Basin. The study was based on 216 water samples collected from 27 sampling points from the Pra River and two of its tributaries during the dry ...
DOI:
10.1016/j.enmm.2018.06.003

5. Assessment of metal contamination in the sediments of Vembanad wetland system, from the urban city of southwest India

Author:
Manoj, M.C.; Thakur, Biswajeet; Uddandam, Prem Raj; Prasad, Vandana
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 238-252
ISSN:
2215-1532
Subject:
arsenic; cadmium; geochemistry; human health; lead; monitoring; nanotechnology; pollution load; provenance; rivers; rocks; sediments; wetlands; zinc; India
Abstract:
... Surface sediments in the Vembanad wetland system, southwest India were analyzed for metals. Assessing the extent of metal contamination in Vembanad wetland surface sediments using individual and combined metal pollution indices shows high heterogeneity of sediment characteristics, sources, sedimentary dynamics and geochemical processes and deciphering natural to anthropogenic contribution. The met ...
DOI:
10.1016/j.enmm.2018.07.004

6. Bioaccumulation and translocation of heavy metals in mangrove rhizosphere sediments to tissues of Avicenia marina – A field study from tropical mangrove forest

Author:
Arumugam, Ganeshkumar; Rajendran, Rajaram; Ganesan, Arun; Sethu, Rameshkumar
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 272-279
ISSN:
2215-1532
Subject:
sediments; metabolism; rhizosphere; monitoring; copper; zinc; heavy metals; lead; mangrove forests; nanotechnology; guidelines; cadmium; bioaccumulation factor; summer; anthropogenic activities; World Health Organization; bark; issues and policy; leaves
Abstract:
... Samples of rhizosphere sediment, plant tissues like branch, bark, root, leaf and stem of Avicenia marina were collected from the Muthupet mangrove forest and analyzed for heavy metal (Cu, Cd, Pb and Zn) accumulation and translocation. The results showed that the samples of A. marina have increased concentration of heavy metals especially, the non essential metals like Cd and Pb. Also, seasonal inf ...
DOI:
10.1016/j.enmm.2018.07.005

7. Comparative study of discoloration of mono-azo dye by catalytic oxidation based on wells-dawson heteropolyanion catalyst

Author:
Nacéra, Zabat
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 10-16
ISSN:
2215-1532
Subject:
aqueous solutions; azo dyes; catalysts; discoloration; hydrogen peroxide; methyl orange; oxidants; oxidation; pH; potassium permanganate
Abstract:
... The objective of this research was to study and compare the kinetic discoloration of mono azo dye Methyl Orange (MO) in aqueous solution by (H₂O₂) and (KMnO₄) using a Wells-Dawson heteropolyanion (α₂P₂W₁₇O₆₁Cu)⁸⁻. The factors on the discoloration of methyl orange, such as initial pH of the aqueous solution, mass of the catalyst, concentration of the oxidants, initial dye concentration were investi ...
DOI:
10.1016/j.enmm.2018.04.003

8. Comparison of facile synthesized N doped, B doped and undoped ZnO for the photocatalytic removal of Rhodamine B

Author:
Dindar, Bircan; Güler, Ali Can
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 457-466
ISSN:
2215-1532
Subject:
X-ray diffraction; X-ray photoelectron spectroscopy; atomic force microscopy; crystallites; dyes; energy conservation; irradiation; lighting; mechanochemistry; monitoring; nanoparticles; nanorods; optical properties; pH; photocatalysis; photocatalysts; photoluminescence; reflectance spectroscopy; rhodamines; surface area; zinc oxide
Abstract:
... In a solid phase, the undoped ZnO, Bₙ-ZnO and Nₙ-ZnO (1–5 wt%) nanoparticles were prepared by an energy saving, facile, novel and effective mechanochemical method with subsequent calcination. For the first time, their photocatalytic activities were tested for the degradation of Rhodamine B dye. To optimize the doping effect, different rates of these metal oxides were synthesized and performed for ...
DOI:
10.1016/j.enmm.2018.09.001

9. 2,4-Dichlorophenoxyacetic acid herbicide photocatalytic degradation by zero-valent iron / titanium dioxide based on activated carbon

Author:
Jokar Baloochi, Shahrokh; Solaimany Nazar, Ali Reza; Farhadian, Mehrdad
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 212-222
ISSN:
2215-1532
Subject:
2,4-D; Fourier transform infrared spectroscopy; X-ray diffraction; activated carbon; energy-dispersive X-ray analysis; experimental design; hydrogen peroxide; iron; irradiation; monitoring; nanocomposites; nanotechnology; pH; photocatalysis; response surface methodology; scanning electron microscopy; titanium dioxide
Abstract:
... The sol-gel procedure is applied to prepare zero-valent iron/dioxide titanium nanocomposite based on activated carbon and the nanocomposite is characterized by XRF, XRD, FT-IR, BET, FE-SEM and EDX analysis. The response surface methodology (RSM) of experimental design is adopted to evaluate the effects of five operational factors, including 2,4-D initial concentration, nanocomposite concentration, ...
DOI:
10.1016/j.enmm.2018.07.008

10. Dual detection of Malation and Hg (II) by fluorescence switching of graphene quantum dots

Author:
Roushani, Mahmoud; Kohzadi, Sahar; Haghjoo, Sarah; Azadbakht, Azadeh
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 308-313
ISSN:
2215-1532
Subject:
absorption; aqueous solutions; cations; electrostatic interactions; fluorescence; graphene; mercury; monitoring; pesticides; quantum dots
Abstract:
... The present study investigates sensitive and selective “off–on” method to analyze and detect mercury ions (Hg²⁺) and Malation pesticide using graphene quantum dots (GQDs) as a new fluorescent (FL) probe. When GQDs are present, Hg²⁺ cations are capable of being coordinated on the GQD surface by their negatively charged surface. The process of absorption occurs using electrostatic interactions. Hence ...
DOI:
10.1016/j.enmm.2018.08.002

11. Eco-friendly cellulose nano fibers via first reported Egyptian Humicola fuscoatra Egyptia X4: Isolation and characterization

Author:
Hasanin, Mohamed S.; Mostafa, Ayman M.; Mwafy, Eman A.; Darwesh, Osama M.
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 409-418
ISSN:
2215-1532
Subject:
DNA; Fourier transform infrared spectroscopy; Humicola; National Center for Biotechnology Information; X-ray diffraction; cellulose; crystal structure; databases; enzymatic hydrolysis; enzymes; fungi; hydrogen bonding; molecular biology; monitoring; mycelium; nanofibers; scanning electron microscopy; spores; surface area; thermogravimetry; transmission electron microscopy; zeta potential; Egypt
Abstract:
... The conversion of microcrystalline cellulose chemically to nanofiber is the very complicated reaction in progress. From these methods, microbial enzymatic hydrolysis was studied a lot, but it is containing some of drawbacks. The aim of this study is how to overcome these disadvantage of enzymes hydrolysis and enhance it by using the in suite fungal enzymes production. The fungal enzymes play an im ...
DOI:
10.1016/j.enmm.2018.10.004

12. Electrospun carbon nanofibers/TiO2-PAN hybrid membranes for effective removal of metal ions and cationic dye

Author:
Kumar, Palaniswamy Suresh; Venkatesh, Kanagaraj; Gui, Ee Ling; Jayaraman, Sundaramurthy; Singh, Gurdev; Arthanareeswaran, Gangasalam
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 366-376
ISSN:
2215-1532
Subject:
Fourier transform infrared spectroscopy; adsorption; cadmium; carbon; carbon nanofibers; contact angle; copper; drinking water; heavy metals; lead; metal ions; methylene blue; moieties; monitoring; nanoparticles; pH; polyacrylonitrile; scanning electron microscopy; wastewater
Abstract:
... Electrospun (CNFs/TiO₂-PAN) hybrid membrane was synthesized using the base polyacrylonitrile (PAN) polymer with carbon nanofibers (CNF)/TiO₂ nanoparticles at different weight percentage (%). SEM images confirmed the formation of PAN nanofiber membrane with diameter ranging from 200 nm to 260 nm after incorporation of CNFs/TiO₂ nanoparticles. Fourier transform infrared (FTIR) spectra showed the pre ...
DOI:
10.1016/j.enmm.2018.08.006

13. Emerging contaminants: Here today, there tomorrow!

Author:
Taheran, Mehrdad; Naghdi, Mitra; Brar, Satinder K.; Verma, Mausam; Surampalli, R.Y.
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 122-126
ISSN:
2215-1532
Subject:
environmental impact; wastewater; water management; water treatment
Abstract:
... The subject of emerging contaminants has attracted wide attention from researchers and society world over due to their emerging as well as potential adverse impacts on the environment. Many attempts have been made to shed light on the importance of the release of these contaminants into various environments and further urge policymakers to take required measures. Nevertheless, the effective long-t ...
DOI:
10.1016/j.enmm.2018.05.010

14. Engineered maghemite nanoparticles with polyrhodanine for efficient removal of Cr(VI) from water

Author:
Seraj, Somaye; Mirzayi, Behruz; Nematollahzadeh, Ali
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 94-103
ISSN:
2215-1532
Subject:
adsorption; chromium; desorption; ferric chloride; hydrochloric acid; ions; maghemite; nanoparticles; nitric acid; oxidants; potassium permanganate; sodium hydroxide
Abstract:
... In the present work, nano-adsorbents based on the maghemite nanoparticles (MNP) were synthesized and coated with polyrhodanine (PRd) in the presence of FeCl₃ or KMnO₄ as oxidants. The core/shell nanoparticles (MNP@PRd-Fe/Mn) were used for cyclic removal of Cr(VI) from water. The removal efficiency was remarkably improved by acid (HCl or HNO₃) wash post treatment process. Desorption experiments wer ...
DOI:
10.1016/j.enmm.2018.05.009

15. Evaluation of the adsorption process using activated bone char functionalized with magnetite nanoparticles

Author:
de Melo, Noemi Hernández; de Oliveira Ferreira, Maria Eugênia; Silva Neto, Eliseu Macedo; Martins, Paulo Roberto; Ostroski, Indianara Conceição
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 427-434
ISSN:
2215-1532
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; activated carbon; adsorbents; adsorption; aqueous solutions; coprecipitation; desorption; dyes; endothermy; magnetic separation; magnetite; monitoring; nanoparticles; oxen; scanning electron microscopy; sorption isotherms; textile mill effluents; thermodynamics; transmission electron microscopy
Abstract:
... In the present work, magnetite nanoparticles were synthesized using a simple co-precipitation method and used to activated carbon derived from ox bone functionalization (FBAC) for the removal of reactive 5G blue dye. Such applicability was compared to the raw adsorbent (BAC). The materials were characterized by FTIR, point of zero charge, N₂ adsorption/desorption isotherms, X-ray Diffraction, tran ...
DOI:
10.1016/j.enmm.2018.10.005

16. Fabrication, characterization and theoretical investigation of novel Fe3O4@egg-shell membrane as a green nanosorbent for simultaneous preconcentration of Cu (II) and Tl (I) prior to ETAAS determination

Author:
Naghizadeh, Matin; Taher, Mohammad Ali; Nejad, Leila Zeidabadi; Moghaddam, Firouzeh Hassani
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 171-178
ISSN:
2215-1532
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; absorption; adsorbents; adsorption; calcium carbonate; copper; density functional theory; egg shell; hydrochloric acid; ions; magnetism; magnetite; monitoring; nanoparticles; scanning electron microscopy; solid phase extraction; statistical analysis; thallium
Abstract:
... Eggshell membrane modified by Fe₃O₄ magnetite were prepared and used as an adsorbent for simultaneous extraction and preconcentration of copper and thallium ions via magnetic solid phase extraction (MSPE) method. After adsorption, these ions were desorbed with hydrochloric acid followed with specific determination by electrothermal atomic absorption (ETAAS). The prepared Surface modification of eg ...
DOI:
10.1016/j.enmm.2018.06.001

17. Fabrication of an efficient Isopropyl alcohol sensor based on facile Co3O4@Nd2O3 nanocomposites for environmental safety

Author:
Wahid, Abdul; Asiri, Abdullah M.; Rahman, Mohammed M.
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 314-321
ISSN:
2215-1532
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; X-ray photoelectron spectroscopy; calibration; cobalt oxide; detection limit; electrochemistry; energy-dispersive X-ray analysis; glassy carbon electrode; isopropyl alcohol; monitoring; nanocomposites; nanotechnology; neodymium; scanning electron microscopy; toxic substances; toxicity
Abstract:
... In this approach, Isopropyl alcohol is a toxic organic compound which electrochemically detected by cobalt oxide doped neodymium oxide nanocomposites (Co₃O₄@Nd₂O₃ NCs) as chemical sensor probe. Facile Co₃O₄@Nd₂O₃ NCs were prepared by facile wet-chemical process in alkaline media and were characterized by various conventional methods such as UV–Vis., FT-IR, XRD, FESEM, XPS, and EDS techniques. The ...
DOI:
10.1016/j.enmm.2018.08.001

18. Formation of zinc oxide nanoparticles using alginate as a template for purification of wastewater

Author:
Tamer, T.M.; Abou-Taleb, W.M.; Roston, G.D.; Mohyeldin, M.S.; Omer, A.M; Khalifa, R.E.; Hafez, A.M.
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 112-121
ISSN:
2215-1532
Subject:
Fourier transform infrared spectroscopy; X-ray diffraction; adsorbents; adsorption; alginates; aqueous solutions; environmental impact; freshwater; gelation; gels; ions; methylene blue; nanoparticles; pH; pollutants; pollution control; polymers; recycling; scanning electron microscopy; temperature; transmission electron microscopy; wastewater; wastewater treatment; zinc; zinc oxide
Abstract:
... Recycling of wastewater topped up the research area in recent years. Besides its environmental impact, wastewater treatment becomes a promising solution for deficiency of fresh water. Unique properties of nanoparticles enhance scientists to take advantage of them in removing of organic pollutants. In current work, Zinc oxide nanoparticles were prepared via polymer template methods and utilized for ...
DOI:
10.1016/j.enmm.2018.04.006

19. 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:
Fourier transform infrared spectroscopy; Raman spectroscopy; adsorbents; adsorption; aqueous solutions; chromium; emulsions; energy-dispersive X-ray analysis; graphene; ions; iron oxides; models; monitoring; nanoparticles; pH; particle size; scanning electron microscopy; sorption isotherms; spectrophotometers; temperature; thermal stability; transmission electron microscopy; zeta potential
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

20. Green synthesis of iron nanoparticle from extract of waste tea: An application for phenol red removal from aqueous solution

Author:
Gautam, Anamika; Rawat, Shalu; Verma, Lata; Singh, Jiwan; Sikarwar, Samiksha; Yadav, B.C.; Kalamdhad, Ajay S.
Source:
Environmental nanotechnology, monitoring & management 2018 v.10 pp. 377-387
ISSN:
2215-1532
Subject:
Fourier transform infrared spectroscopy; adsorbents; adsorption; aqueous solutions; iron; kinetics; models; moieties; monitoring; nanoparticles; pH; particle size; phenolsulfonphthalein; scanning electron microscopes; scanning electron microscopy; sorption isotherms; tea; temperature; wastes
Abstract:
... Green synthesis of metallic nanoparticles is techniques to diminish the generation of by-product, chemical reagents, and toxic solvents etc. that are having negative impacts not only on the environment but also on human health. In this study, the ability of the tea waste extracts was scrutinized as novel reducing agents for the green synthesis of iron nanoparticles (FeNPs). Synthesized TW-FeNPs we ...
DOI:
10.1016/j.enmm.2018.08.003