Výsledky vyhledávání - "N. M. El-Gohary"

Utilization of Raptor Codes for OFDM-System Performance Enhancing

Autor: N. M. El-Gohary, Mohammed M. Fouad, Mohsen A. M. El-Bendary, Fathi E. Abd El-Samie

Publikováno v: Wireless Personal Communications. 96:5555-5585

In this paper, we investigate the utilization of Raptor code for performance enhancement of Orthogonal Frequency Division Multiplexing (OFDM) systems. Unlike classical channel coding techniques which have fixed code rates, Raptor code is a rateless c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::66be13ed8292ddba0437e13788daf8aa
https://doi.org/10.1007/s11277-017-4248-6

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Synthesis of Some New Nitrogen Bridge-head Triazolopyridines, Pyridotriazines, and Pyridotriazepines Incorporating 6-Methylchromone Moiety

Autor: E. A. Mohamed, Magdy A. Ibrahim, N. M. El-Gohary, Yassin Gabr, Mohamed Abdel-Megid

Publikováno v: Journal of Heterocyclic Chemistry. 50:615-624

Some new triazolo[1,5-a]pyridines, pyrido[1,2-b][1,2,4]triazines, and pyrido[1,2-b][1,2,4]triazepines incorporating 6-methylchromone moiety were prepared from the reaction of 1,6-diamino-4-(6-methyl-4-oxo-4H-chromen-3-yl)-2-oxo-1,2-dihydropyridine-3,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5b5bf694a0d06b21802f73c63dd6ab51
https://doi.org/10.1002/jhet.1608

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A new approach for the synthesis of bioactive heteroaryl thiazolidine-2,4-diones

Autor: Mohamed Abdel-Megid Abdel-Hamed, N. M. El-Gohary, Magdy A. Ibrahim

Publikováno v: Journal of the Brazilian Chemical Society. 22:1130-1139

Condensation of 3-formylchromone (1) with thiazolidine-2,4-dione (2) afforded 5-[4-oxo-4H-chromen-3-yl)methylene]-1,3-thiazolidine-2,4-dione (3). Reaction of 3 with hydrazine hydrate, phenyl hydrazine and hydroxylamine hydrochloride gave the correspo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dc439271e64c2061d441e01ae98cc88f
https://doi.org/10.1590/s0103-50532011000600019

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ChemInform Abstract: Synthesis of Some New Nitrogen Bridge-Head Triazolopyridines, Pyridotriazines, and Pyridotriazepines Incorporating 6-Methylchromone Moiety

Autor: Yassin Gabr, Mohamed Abdel-Megid, E. A. Mohamed, N. M. El-Gohary, Magdy A. Ibrahim

Publikováno v: ChemInform. 44

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::058acd98d12b608f6d5cea026ffc3aa6
https://doi.org/10.1002/chin.201347173

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Synthesis and antimicrobial activity of some new nitrogen bridge-head pyrido[1,2-b][1,2,4]triazepines incorporating 6-methylchromone moiety

Autor: Yassin Gabr, N. M. El-Gohary, Mohamed Abdel-Megid, El-Hossain Mohamed, Magdy A. Ibrahim

Publikováno v: Proceedings of The 15th International Electronic Conference on Synthetic Organic Chemistry.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::edd102508ce2531196b6b588784e1e6c
https://doi.org/10.3390/ecsoc-15-00615

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