Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Magdi E. Khalifa"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Owing to the high cost and unavailability of different analytical techniques, there is an urgent need to develop new techniques not only for detecting but also removing mercury ions in real samples. Thus, an optical chemical sensor based on
Externí odkaz:
https://doaj.org/article/9695a7e1e87e4640a2e28461c1ab5f1e
Autor:
Mohamed Ali Ben Aissa, M. Khairy, Magdi E. Khalifa, Ehab A. Abdelrahman, Nadeem Raza, Emad M. Masoud, Abueliz Modwi
Publikováno v:
Heliyon, Vol 10, Iss 10, Pp e31351- (2024)
Water pollution represents one of the most important problems affecting the health of living organisms, so it was necessary to work on the formation of active materials to get rid of pollutants. In this study, Titanium dioxide (TiO2) doping Zinc oxid
Externí odkaz:
https://doaj.org/article/a629835affb044a7824a0d2e6f4897f2
Autor:
Magdi E. Khalifa, A.B. Abdallah
Publikováno v:
Biosensors and Bioelectronics: X, Vol 2, Iss , Pp 100027- (2019)
A selective and sensitive electrochemical sensor for recognition of profenofos (PFF) was fabricated based on the drop coating of synthesized molecularly imprinted polymers (MIP) and graphene oxide (GO) on the surface of glassy carbon (GCE). The impri
Externí odkaz:
https://doaj.org/article/75decff1863c491fbd86779ae5657ecb
Publikováno v:
Journal of the Iranian Chemical Society. 20:645-653
Two extraction procedures, namely dispersive liquid-liquid microextraction (DLLME) and dispersive liquid-liquid microextraction based on solidification of floating organic drop (DLLME-SFOD), have been compared for the spectrophotometric determination
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::08949a8dea46c1bf5fd503d871ec2d90
https://doi.org/10.1007/s13738-022-02697-3
https://doi.org/10.1007/s13738-022-02697-3
Publikováno v:
Analytical Sciences. 38:1489-1495
For the first time, air-assisted cloud point extraction (AACPE) was presented to preconcentrate metal ions. The procedure was conjugated with inductively coupled plasma-optical emission spectroscopy for determination of samarium. In this procedure, s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ccd1af70f6f20dcee98c60ba48f3f12e
https://doi.org/10.1007/s44211-022-00181-9
https://doi.org/10.1007/s44211-022-00181-9
Publikováno v:
RSC Advances. 12:7941-7949
Modified aluminum scrap waste was used in the selective extraction of Hg(ii), and Cd(ii) ions. The aluminum scraps were modified with dibenzoylmethane, or isatoic anhydride, or 5-(2-chloroacetamide)-2-hydroxybenzoic acid. The modified aluminum sorben
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::801ea16e224a9854acad130d49ef5460
https://doi.org/10.1039/d2ra00028h
https://doi.org/10.1039/d2ra00028h
Publikováno v:
International Journal of Environmental Analytical Chemistry. :1-17
In this work, novel mixtures based on silicon and tin materials were synthesised via reaction of 2.407, 5.247, 7.195, or 9.59 g of tin chloride dihydrate with 6 g of sodium metasilicate pentahydrate. The samples, which were synthesised using 2.407, 5
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c4a9131f53c74bcae14fc2a8250ea516
https://doi.org/10.1080/03067319.2021.1986036
https://doi.org/10.1080/03067319.2021.1986036
Publikováno v:
Arabian Journal for Science and Engineering. 47:197-207
An electrochemical sensor with high sensitivity and selectivity and excellent stability was developed for the determination of sofosbuvir (SOF), based on molecular imprinting strategy. The imprinted polymer was fabricated using acrylamide and methacr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cead51076fa956b9e88a59eb8029d00e
https://doi.org/10.1007/s13369-021-05779-1
https://doi.org/10.1007/s13369-021-05779-1
Publikováno v:
Analytical Sciences. 37:955-962
Topiramate (TOP) drug is classified as one of the most commonly used human drugs for anticonvulsants and antiepileptic, so its rapid detection and monitoring is of great importance. In this work, new potentiometric (MIP/PVC/GCE) and voltammetric (MIP
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5930af1d38c9a979ea72bd54d427736b
https://doi.org/10.2116/analsci.20p313
https://doi.org/10.2116/analsci.20p313
Autor:
Magdi E. Khalifa, A. A. El-Shafei, Tamer Awad Ali, Mohamed R. El-kholany, A. B. Abdallah, A. F. S. Molouk
Publikováno v:
RSC advances. 11(49)
New selective and sensitive electrochemical sensors were designed based on the deposition of a promising ion imprinted polymer (IIP) on the surface of glassy carbon electrode (GCE) for the detection and monitoring of Cd(II) in different real samples.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::04b95fd03335ebf26fdf617a217b12d6
https://pubmed.ncbi.nlm.nih.gov/35479862
https://pubmed.ncbi.nlm.nih.gov/35479862