Zobrazeno 1 - 10
of 58
pro vyhledávání: '"A.E. ElMetwally"'
Publikováno v:
Advanced Industrial and Engineering Polymer Research, Vol 4, Iss 1, Pp 9-18 (2021)
A fast-swelling porous poly (acrylic acid co-acrylamide) crosslinked by N-Maleyl chitosan superabsorbent hydrogels were prepared by free radical graft copolymerization reaction for partially neutralized acrylic acid (AA), acrylamide (Am) using ammoni
Externí odkaz:
https://doaj.org/article/db9a7710ef284ad9906841c3d6bdf13a
Akademický článek
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Publikováno v:
Advanced Industrial and Engineering Polymer Research, Vol 4, Iss 1, Pp 9-18 (2021)
A fast-swelling porous poly(acrylic acid co-acrylamide) crosslinked by N-Maleyl chitosan superabsorbent hydrogels were prepared by free radical graft copolymerization reaction for partially neutralized acrylic acid (AA), acrylamide (Am) using ammoniu
Publikováno v:
Biomass Conversion and Biorefinery. 9:625-632
Sulfided and reduced Co-Mo-La/γAl2O3 were prepared and examined as catalysts in the selective deoxygenation of waste chicken fat (WCF) to produce gas oil–like hydrocarbons. The effect of reaction conditions was investigated in terms of reaction te
Autor:
A.E. ElMetwally, Ghada Eshaq
Publikováno v:
Ultrasonics Sonochemistry. 53:99-109
In this study, ionic liquid, 1-butyl-3-methylimidazolium acetate (Bmim[OAc]) modified cuprous oxide immobilized over graphitic carbon nitride (Bmim[OAc]-Cu2O/g-C3N4) as an efficient heterogeneous catalyst was successfully prepared by depositing Bmim[
Autor:
Christine A. Philip, F.Z. Yehia, A.M. Al-Sabagh, Nabawaya A. Moussa, Gh. Eshaq, A.E. ElMetwally, Gamal M.S. ElShafei
Publikováno v:
Separation and Purification Technology. 210:452-462
Heterogeneous Fenton degradation of nitrobenzene (NB, 20 ppm) was investigated at room temperature and pH = 7 using 0.1 g L−1 of FeOCl (I), CuOCl (II), ZnOCl (III) and BiOCl (IV) metal oxychlorides catalysts in presence of ultrasonic (US, 20 kHz),
Publikováno v:
ElMetwally, A E, Eshaq, G, Yehia, F Z, Al-Sabagh, A M & Kegnæs, S 2018, ' Iron oxychloride as an efficient catalyst for selective hydroxylation of benzene to phenol ', ACS Catalysis, vol. 8, pp. 10668-10675 . https://doi.org/10.1021/acscatal.8b03590
Selective hydroxylation of benzene is a felicitous strategy for the production of phenol that is deemed an alternative route for conventional processes. Thus, the development of a durable and highly efficient catalyst for the selective hydroxylation
Publikováno v:
Materials Chemistry and Physics. 217:562-569
Owing to the huge energy content of hydrogen, making it a solution of current energy problems, the development of economic and active catalysts to release hydrogen from storage materials such as ammonia borane (hydrogen content of 19.6 wt%) has attra
Autor:
A.E. ElMetwally, Christine A. Philip, Gh. Eshaq, Gamal M.S. ElShafei, Nabawaya A. Moussa, A.M. Al-Sabagh, F.Z. Yehia
Publikováno v:
Applied Catalysis B: Environmental. 224:681-691
Metal oxychlorides of Fe, Cu, Bi and Zn were prepared and tested in heterogeneous Fenton degradation of 20 ppm of 2-Nitrophenol (2-NP) in the presence of ultrasonic (US, 20 kHz), ultraviolet (UV, 6 W, λ = 254 nm), and US/UV coupled irradiations. The
Publikováno v:
ACS Sustainable Chemistry & Engineering. 5:4811-4819
Ferrites of iron and zinc were prepared and examined as catalysts for the eclectic hydroxylation of benzene in the presence of hydrogen peroxide as an oxidant under mild conditions. The obtained results revealed that iron ferrite is more efficient th