Zobrazeno 1 - 10
of 179
pro vyhledávání: '"M. Abd-Elnaby"'
Autor:
Howaida Hassan, Marwa Eltarahony, Gadallah Abu-Elreesh, Hanan M. Abd-Elnaby, Soraya Sabry, Hanan Ghozlan
Publikováno v:
Egyptian Journal of Aquatic Research, Vol 49, Iss 2, Pp 181-188 (2023)
Marine ecosystems are full of unique microbial phenomena, among them bioluminescence that could be harnessed for different ecological functions. This study was conducted to isolate luminous bacteria and utilize their glowing properties as a potential
Externí odkaz:
https://doaj.org/article/23d88b4e677148c985e2df1d96872951
Publikováno v:
Journal of Experimental Nanoscience, Vol 17, Iss 1, Pp 297-314 (2022)
A simple low-cost one-pot photodeposition synthesis with no hazardous reactants or products is used to make silver nanoparticles-activated carbon composite (SNPs@AC). The SNPs are homogenously and photodeposited and absorbed into the activated carbon
Externí odkaz:
https://doaj.org/article/f9e1523cc7974ebfb5c796e99bdc2861
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 9, Pp 7233-7264 (2022)
In this paper, a new hybrid beamforming approach based on the 2D convolution and genetic algorithm (GA), denoted as C/GA, is proposed for side lobe level (SLL) reduction and size miniaturization of planar antenna arrays (PAA). The convolution algorit
Externí odkaz:
https://doaj.org/article/9497e993e2d84508a944b66e9c6ebdd7
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 8, Pp 5903-5917 (2022)
In this paper, a new optimized quadrant pyramid antenna array (O-QPAA) structure is proposed for back lobe minimization of planar antenna arrays (PAA). Based on the PAA size, it is thought to be formed of a number of concentric co-planar squared ante
Externí odkaz:
https://doaj.org/article/be7eff20118e467aa77fdf87aa24b469
Autor:
Howaida Hassan, Marwa Eltarahony, Gadallah Abu-Elreesh, Hanan M. Abd-Elnaby, Soraya Sabry, Hanan Ghozlan
Publikováno v:
Journal of Genetic Engineering and Biotechnology, Vol 20, Iss 1, Pp 1-17 (2022)
Abstract Background The utilization of bioluminescent bacteria in environmental monitoring of water contaminates considers being a vital and powerful approach. This study aimed to isolate, optimize, and apply luminescent bacteria for toxicity monitor
Externí odkaz:
https://doaj.org/article/3b7672bf3227472086e7e59b3bab58f2
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 6, Pp 4623-4645 (2022)
The presence of array back lobe is a major source of interference, power loss, and degrades the signal-to-interference ratio (SIR) in wireless communication systems. In this paper, new distributed beamforming techniques based on an optimized elliptic
Externí odkaz:
https://doaj.org/article/216a9cd266a7495492e4723d279082d6
Publikováno v:
Materials Science for Energy Technologies, Vol 5, Iss , Pp 217-231 (2022)
Herein, a novel RGO/TiO2 nanocomposites were successfully synthesized via facile mechanical method for photocatalytic removal of methylene blue dye (MB) and p-aminophenol. The as-synthesized composites were characterized by Transmission Electron Micr
Externí odkaz:
https://doaj.org/article/ee2a70894e6a487dabe941f3c9853b7b
Autor:
Moaz M. Hamed, Mohamed A.A. Abdrabo, Nayer M. Fahmy, Lamis S. Abdelfattah, Mahmoud S. Kelany, Hala H. Abd-El latif, Gehan M. Abou El ela, Hanan M Abd-Elnaby, Sahar W.M. Hassan
Publikováno v:
Journal of Pure and Applied Microbiology, Vol 15, Iss 1, Pp 246-261 (2021)
Ten sediment samples were gathered from several geographical locations around mangrove habitat, Red Sea coast, Egypt, during summer 2019. Actinobacteria are widespread in most mangrove soil samples. The average actinomycetes counts in sediment sample
Externí odkaz:
https://doaj.org/article/4333505693b8410ebaef7120527a26a9
Publikováno v:
Case Studies in Construction Materials, Vol 14, Iss , Pp e00513- (2021)
This study studied the flexural performance of HSC one-way reinforced concrete slab reinforced with BFRP bars. The study incorporated experimental examination and Non-linear finite element study for seven BFRP concrete slabs had dimensions 700 × 170
Externí odkaz:
https://doaj.org/article/10bf5efc346f4f34857d721ff976be9f
Publikováno v:
Case Studies in Construction Materials, Vol 14, Iss , Pp e00541- (2021)
This study discusses the behavior of reinforced concrete (RC) walls reinforced with different types of ferrocement composites under concentric and eccentric loading. The study incorporated experimental examination and nonlinear finite element analysi
Externí odkaz:
https://doaj.org/article/867c2e742a73434f90750f04d7131f3c