Zobrazeno 1 - 10
of 21 165
pro vyhledávání: '"Ragab A"'
Autor:
Gharam A. Alharshan, A. M. A. Mahmoud, Nasra M. Ebrahem, Ragab A. Elsad, Shaaban M. Shaaban, Mohamed Elsafi, Shimaa Ali Said
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract An investigation into the optical and mechanical properties of a novel borate glasses with the chemical composition of 70 B2O3-10 Li2O-10ZnO-5Bi2O3-5CaO-xEu2O3 was conducted. The glassy specimens of Eu3+-doped borate were prepared by the mel
Externí odkaz:
https://doaj.org/article/da17f2ca8e8d4ae8b67e4a2856cbe08a
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract Proton exchange membrane fuel cell (PEMFC) parameter extraction is an important issue in modeling and control of renewable energies. The PEMFC problem’s main objective is to estimate the optimal value of unknown parameters of the electroch
Externí odkaz:
https://doaj.org/article/eeab10bc6a724f2286bff39c600be93e
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract There are no documented electroanalytical methods for quantifying the anti-inflammatory drug bumadizone (BUM) in pharmaceutical or biological matrices. So, a new voltammetric method was developed to determine BUM at nano concentrations in ph
Externí odkaz:
https://doaj.org/article/ce6ec86a714b407a94ef1edaf7e6eb5a
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract This article presents a novel approach for parameters estimation of photovoltaic cells/modules using a recent optimization algorithm called quadratic interpolation optimization algorithm (QIOA). The proposed formula is dependent on variable
Externí odkaz:
https://doaj.org/article/2b0b2bf2dd024b10b51335693053da65
Publikováno v:
Physiotherapy Quarterly, Vol 32, Iss 1, Pp 111-116 (2024)
Introduction Neck dissection (ND) operations are performed to treat known metastatic neck illness. These operations have been associated with chronic neck and shoulder problems. In patients who have had a ND, adhesive capsulitis (AC) is one of the ca
Externí odkaz:
https://doaj.org/article/18241a8d4e9d4ac89ab856a991a24a55
Publikováno v:
IET Generation, Transmission & Distribution, Vol 18, Iss 5, Pp 899-910 (2024)
Abstract In this paper, Gaussian Process Regression (GPR)‐based models which use the Bayesian approach to regression analysis problem such as load forecasting (LF) are proposed. The GPR is a non‐parametric kernel‐based learning method having th
Externí odkaz:
https://doaj.org/article/04e2b46381994224b54c00388b262d12
Autor:
Hossam S. El-Beltagi, Marwa Ragab, Ali Osman, Ragab A. El-Masry, Khairiah Mubarak Alwutayd, Hind Althagafi, Leena S. Alqahtani, Reem S. Alazragi, Ahlam Saleh Alhajri, Mahmoud M. El-Saber
Publikováno v:
PeerJ, Vol 12, p e17588 (2024)
In the present study, zinc oxide nanoparticles (ZnO-NPs) were synthesized using neem leaf aqueous extracts and characterized using transmission electron microscopy (TEM), ultraviolet visible spectroscopy (UV-Vis), and dynamic light scattering (DLS).
Externí odkaz:
https://doaj.org/article/6f5ea2f29de1427e99d9003e9c95a225
Publikováno v:
Giant, Vol 18, Iss , Pp 100270- (2024)
To enhance the nitrogen utilization efficiency of fertilizers, we developed a novel slow-release fertilizer hydrogel through free radical polymerization, incorporating lignin-containing cellulose nanofiber (LCNF), clinoptilolite (CL), urea, and acryl
Externí odkaz:
https://doaj.org/article/c43fe542806c4a45b62dd77bb9b538ed
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
Photovoltaic (PV) modules must be monitored and evaluated in real-time during long-term operations to maintain a high performance, and series resistance is a critical component of this process. However, existing series resistance extraction methods m
Externí odkaz:
https://doaj.org/article/5418637a26ee40479ac51746cb12144c
Autor:
Hossam S. El-Beltagi, Marwa Rageb, Mahmoud M. El-Saber, Ragab A. El-Masry, Khaled M.A. Ramadan, Mahmoud Kandeel, Ahlam Saleh Alhajri, Ali Osman
Publikováno v:
Heliyon, Vol 10, Iss 9, Pp e30627- (2024)
Hepatotoxin carbon tetrachloride (CCl4) causes liver injury. This research aims to create ZnO-NPs using green synthesis from Moringa oleifera (MO) leaves aqueous extract, and chemically prepared and confirming the synthesis by specialized equipment a
Externí odkaz:
https://doaj.org/article/53e1b27d4c1c4508a1b14d5bb6478676