Search Results - "Ahmed K. Sakr"

Selective Recovery of Cadmium, Cobalt, and Nickel from Spent Ni–Cd Batteries Using Adogen® 464 and Mesoporous Silica Derivatives by Weshahy, Ahmed R., Sakr, Ahmed K., Gouda, Ayman A., Atia, Bahig M., Somaily, H. H., Hanfi, Mohamed Y., Sayyed, M. I., El Sheikh, Ragaa, El-Sheikh, Enass M., Radwan, Hend A., Cheira, Mohamed F., Gado, Mohamed A.

“…Spent Ni–Cd batteries are now considered an important source for many valuable metals. The recovery of cadmium, cobalt, and nickel from spent Ni–Cd Batteries…”
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Recovery of W(VI) from Wolframite Ore Using New Synthetic Schiff Base Derivative by Elbshary, Rawan E, Gouda, Ayman A, El Sheikh, Ragaa, Alqahtani, Mohammed S, Hanfi, Mohamed Y, Atia, Bahig M, Sakr, Ahmed K, Gado, Mohamed A

“…A new synthetic material, namely, (3-(((4-((5-(((S)-hydroxyhydrophosphoryl)oxy)-2-nitrobenzylidene) amino) phenyl) imino) methyl)-4-nitrophenyl hydrogen…”
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Rare Earth Group Separation after Extraction Using Sodium Diethyldithiocarbamate/Polyvinyl Chloride from Lamprophyre Dykes Leachate by Allam, Eman M, Lashen, Taysser A, Abou El-Enein, Saeyda A, Hassanin, Mohamed A, Sakr, Ahmed K, Cheira, Mohamed F, Almuqrin, Aljawhara, Hanfi, Mohamed Y, Sayyed, M I

“…This study presents the first application of sodium diethyldithiocarbamate/polyvinyl chloride (DdTC/PVC) as a novel adsorbent for rare earth element (REE)…”
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Application of a new derivatives of traizole Schiff base on chromium recovery from its wastewater by A. Bajaber, Majed, H. Ragab, Ahmed, Sakr, Ahmed K., Atia, Bahig M., Fathy, Wael M., Gado, Mohamed A.

“…Interaction of 3-Amino-1 H-1,2,4-triazole with 4,4"-Dihydroxybenzil yielded 4,4"-((1E)-1,2-bis((1 H-1,2,4-triazol-3-yl)imino)ethane-1,2-diyl)diphenol. The…”
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Cetylpyridinium Bromide/Polyvinyl Chloride for Substantially Efficient Capture of Rare Earth Elements from Chloride Solution by Allam, Eman M, Lashen, Taysser A, Abou El-Enein, Saeyda A, Hassanin, Mohamed A, Sakr, Ahmed K, Hanfi, Mohamed Y, Sayyed, M I, Al-Otaibi, Jamelah S, Cheira, Mohamed F

“…A new sorbent cetylpyridinium bromide/polyvinylchloride (CPB/PVC) was prepared and tested to extract rare earth elements (REEs) from their chloride solutions…”
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Synthesis of a New Chelating Iminophosphorane Derivative (Phosphazene) for U(VI) Recovery by Atia, Bahig M, Sakr, Ahmed K, Gado, Mohamed A, El-Gendy, Hassan S, Abdelazeem, Nagwa M, El-Sheikh, Enass M, Hanfi, Mohamed Y, Sayyed, M I, Al-Otaibi, Jamelah S, Cheira, Mohamed F

“…A new synthetic chelating N-hydroxy-N-trioctyl iminophosphorane (HTIP) was prepared through the reaction of trioctylphosphine oxide (TOPO) with N-hydroxylamine…”
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Natural radioactivity, mineralogy and hazard assessment of syenogranites (ornamental stones) using a statistical approach by Taalab, Sherif A., Ismail, Ahmed M., El Maadawy, W.M., Abdelrahman, Kamal, Khandaker, Mayeen Uddin, Sakr, Ahmed K., Hanfi, Mohamed Y.

“…The study focused on syenogranite and its altered variety, and specifically monitored the activities of 226Ra, 232Th, and 40K using NaI(Tl) gamma-ray…”
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Adsorption of Yttrium Ions on 3-Amino-5-Hydroxypyrazole Impregnated Bleaching Clay, a Novel Sorbent Material by Sakr, Ahmed K., Cheira, Mohamed F., Hassanin, Mohamed A., Mira, Hamed I., Mohamed, Saad A., Khandaker, Mayeen Uddin, Osman, Hamid, Eed, Emad M., Sayyed, M. I., Hanfi, Mohamed Y.

“…In this work, spent bleaching clay (SBC) was treated with ethyl acetate and impregnation with 3-amino-5-hydroxypyrazole (AHIBC) that utilized as economical…”
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Characteristic Aspects of Uranium(VI) Adsorption Utilizing Nano-Silica/Chitosan from Wastewater Solution by Sakr, Ahmed K., Abdel Aal, Mostafa M., Abd El-Rahem, Khaled A., Allam, Eman M., Abdel Dayem, Samia M., Elshehy, Emad A., Hanfi, Mohamed Y., Alqahtani, Mohammed S., Cheira, Mohamed F.

“…A new nano-silica/chitosan (SiO2/CS) sorbent was created using a wet process to eliminate uranium(VI) from its solution. Measurements using BET, XRD, EDX, SEM,…”
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Efficient Recovery of Rare Earth Elements and Zinc from Spent Ni–Metal Hydride Batteries: Statistical Studies by Weshahy, Ahmed R., Gouda, Ayman A., Atia, Bahig M., Sakr, Ahmed K., Al-Otaibi, Jamelah S., Almuqrin, Aljawhara, Hanfi, Mohamed Y., Sayyed, M. I., El Sheikh, Ragaa, Radwan, Hend A., Hassen, Fatma S., Gado, Mohamed A.

“…Considering how important rare earth elements (REEs) are for many different industries, it is important to separate them from other elements. An extractant…”
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Physical characterization and radiation shielding features of B 2 O 3 -As 2 O 3 glass ceramic by Mohamed Y. Hanfi, Ahmed K. Sakr, A.M. Ismail, Bahig M. Atia, Mohammed S. Alqahtani, K.A. Mahmoud

“…The synthetic B2O3-As2O3 glass ceramic are prepared to investigate the physical properties and the radiation shielding capabilities with the variation of…”
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Natural radioactivity, mineralogy and hazard assessment of syenogranites (ornamental stones) using a statistical approach by Sherif A. Taalab, Ahmed M. Ismail, W.M. El Maadawy, Kamal Abdelrahman, Mayeen Uddin Khandaker, Ahmed K. Sakr, Mohamed Y. Hanfi

“…The study focused on syenogranite and its altered variety, and specifically monitored the activities of 226Ra, 232Th, and 40K using NaI(Tl) gamma-ray…”
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Potentially harmful elements in urban surface deposited sediment of Ekaterinburg, Russia: Occurrence, source appointment and risk assessment by Hanfi, Mohamed Y., Seleznev, Andrian A., Yarmoshenko, Ilia V., Malinovsky, Georgy, Konstantinova, Elizaveta Yu, Alsafi, Khalid G., Sakr, Ahmed K.

“…In this study, the human health risks of potentially harmful elements (PHEs) in urban surface deposited sediments (USDS) were examined by collecting urban dust…”
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Effective and sustainable removal of Pb2+ ions from wastewater by a new synthetic bis-thiosemicarbazone derivative immobilized in amberlite XAD-2: Kinetic, isotherm and thermodynamic aspects by Alghamdi, Abeer A., Hanfi, Mohamed Y., Sakr, Ahmed K., Sayyed, M. I., Almuqrin, Aljawhara

“…A new composite material, named TSC/AXAD-2, was developed by incorporating a bis-thiosemicarbazone derivative (TSC) into Amberlite XAD-2 to extract Pb 2+ ions…”
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Physical characterization and radiation shielding features of B2O3As2O3 glass ceramic by Mohamed Y. Hanfi, Ahmed K. Sakr, A.M. Ismail, Bahig M. Atia, Mohammed S. Alqahtani, K.A. Mahmoud

“…The synthetic B2O3As2O3 glass ceramic are prepared to investigate the physical properties and the radiation shielding capabilities with the variation of…”
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Physicochemical investigation of mercury sorption on mesoporous thioacetamide/chitosan from wastewater by Eissa, Mohamed E., Sakr, Ahmed K., Hanfi, Mohamed Y., Sayyed, M.I., Al‐Otaibi, Jamelah S., Abdel-lateef, Ashraf M., Cheira, Mohamed F., Abdelmonem, Haeam A.

“…Mercury is a toxic environmental element, so it was necessary to prepare a new, highly efficient, cheap sorbent to remove it. A mesoporous…”
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Searching for Monomeric Nickel Tetrafluoride: Unravelling Infrared Matrix Isolation Spectra of Higher Nickel Fluorides by Li, Lin, Sakr, Ahmed K., Schlöder, Tobias, Klein, Siri, Beckers, Helmut, Kitsaras, Marios‐Petros, Snelling, Howard V., Young, Nigel A., Andrae, Dirk, Riedel, Sebastian

“…Binary transition metal fluorides are textbook examples combining complex electronic features with most fundamental molecular structures. High‐valent nickel…”
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Heavy metal contamination levels, source distribution, and risk assessment in fine sand of urban surface deposited sediments of Ekaterinburg, Russia by Hanfi, Mohamed Y., Seleznev, Andrian A., Yarmoshenko, Ilia V., Malinovsky, Georgy, Konstantinova, Elizaveta Yu, Alqahtani, Mohammed S., Sakr, Ahmed K.

“…Urban surface deposited sediments (USDS) are unique indicators of local pollution that pose a potential threat to the living environment and human health…”
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Adsorption of U(VI) from acid solution on a low-cost sorbent: equilibrium, kinetic, and thermodynamic assessments by Cheira, Mohamed F., Mira, Hamed I., Sakr, Ahmed K., Mohamed, Saad A.

“…In this paper, waste clay was cured with ethyl acetate to obtain treated clay (TC), which was modified with gallic acid to obtain a low-cost sorbent that was…”
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Geochemical evaluation and hazard indices due to radioactive minerals associated with granitic areas by Taalab, Sherif A., Hanfi, Mohamed Y., Ahmed, Mohamed S., Saadawi, Diaa A., Sakr, Ahmed K., Khandaker, Mayeen Uddin, Khattab, Mahmoud R.

“…The present study employed statistical methods to evaluate the possible radiological hazards linked to granitic rocks-bearing mineralization in the ELgarra…”
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