Zobrazeno 1 - 10
of 120
pro vyhledávání: '"Ahmed mahdy"'
Autor:
Mujahed Al-Dhaifallah, Ahmed Mahdy Ahmed, Hany M. Hasanien, Ziad M. Ali, Essamudin Ali Ebrahim, Shady H.E. Abdel Aleem
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 5, Pp 102732- (2024)
This paper presents a Super-Twisting Algorithm (STA) sliding mode control technique as an alternative to the conventional Proportional-Integral (PI) control system. This application is specifically in the context of a nonlinear Archimedes Wave Swing
Externí odkaz:
https://doaj.org/article/0466cae49b7b4f6cbbae1d828a765b7f
Publikováno v:
Journal of Ideas in Health, Vol 7, Iss 1 (2024)
Background: Drug use often leads to a range of health risks, social complications, and involvement in criminal behavior. This study aims to investigate adolescents' understanding, opinions, and perspectives on substance abuse. Methods: Between Octobe
Externí odkaz:
https://doaj.org/article/8253223614ac4c6cbf3b87d3fc964259
Autor:
Ahmed Mahdy, Hany M. Hasanien, Shady H. E. Abdel Aleem, Mujahed Al-Dhaifallah, Ahmed F. Zobaa, Ziad M. Ali
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 1, Pp 102322- (2024)
The vast diversity of wave energy conversion systems (WECSs) in the literature makes selecting the suitable WECS for wave energy harvest a stubborn process. This work summarizes six of the most widely adopted WECSs used heavily in previous research a
Externí odkaz:
https://doaj.org/article/ca16ad25e62c45a687752985f393eb5c
Autor:
Ahmed Mahdy, Asmaa Hamoda, Ahmed Zaher, Eman Khorshed, Madeha Elwakeel, Omneya Hassanein, Iman Sidhom
Publikováno v:
Frontiers in Oncology, Vol 13 (2023)
BackgroundPediatric classical Hodgkin lymphoma (CHL) is a curable disease; however, the optimal salvage regimen is unclear for relapsed/refractory (R/R) disease. This study aimed to compare response rates, toxicity, event-free survival (EFS), and ove
Externí odkaz:
https://doaj.org/article/f42a496c20404494ae4ee3dd45c83145
Publikováno v:
Fractal and Fractional, Vol 8, Iss 1, p 6 (2023)
In this study, a nonlinear Archimedes wave swing (AWS) energy conversion system was employed to enable the use of irregular sea waves to provide useful electricity. Instead of the conventional PI controllers used in prior research, this study employe
Externí odkaz:
https://doaj.org/article/67214ce7e4da472fab30ec1ecdb8f3bd
Publikováno v:
eJHaem, Vol 2, Iss 4, Pp 799-804 (2021)
Abstract New options for treatment escalation in critically ill COVID‐19 patients are unmet need. Five critically ill patients were treated using a low‐dose protocol thrombolytic therapy in the form of intravenous alteplase infusion over 15 min (
Externí odkaz:
https://doaj.org/article/f14faa0d14414f9cbdc0406f65f72226
Publikováno v:
eJHaem, Vol 3, Iss 3, Pp 581-581 (2022)
Externí odkaz:
https://doaj.org/article/88757f568fa1455ebb2545c40ae0b0df
Autor:
Yosra Soltan, Amr Morsy, Nesrein Hashem, Mahmoud Elazab, Mohamed Sultan, Haneen Marey, Gomaa Abo El Lail, Nagwa El-Desoky, Nourhan Hosny, Ahmed Mahdy, Elsayed Hafez, Sobhy Sallam
Publikováno v:
Animals, Vol 11, Iss 10, p 3005 (2021)
Two types of modified nano-montmorillonite (MNM) were developed by ion-exchange reactions using two different surfactants; sodium dodecyl sulfate (SDS) and cetyltrimethylammonium bromide (CETAB), to prepare MNMSDS and MNMCETAB, respectively. Both MNM
Externí odkaz:
https://doaj.org/article/e856c946afda4a2785ce430c45a0e512
Publikováno v:
Applied Sciences, Vol 11, Iss 14, p 6492 (2021)
Quadrotor UAVs are one of the most preferred types of small unmanned aerial vehicles, due to their modest mechanical structure and propulsion precept. However, the complex non-linear dynamic behavior of the Proportional Integral Derivative (PID) cont
Externí odkaz:
https://doaj.org/article/d8b35c503184421488a5362749fc88d4
Autor:
Ali, Ziad M.1,2 (AUTHOR) dr.ziad.elhalwany@aswu.edu.eg, Ahmed, Ahmed Mahdy3 (AUTHOR) ahmedmahdy@khadijaacademy.com, Hasanien, Hany M.3,4 (AUTHOR) hanyhasanien@ieee.org, Aleem, Shady H. E. Abdel5 (AUTHOR) shady.abdelaleem@iaet.edu.eg
Publikováno v:
Fractal & Fractional. Jan2024, Vol. 8 Issue 1, p6. 21p.