Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Amr El Said"'
Autor:
Sahar Kandil, Ayman I. Tharwat, Sherief M. Mohsen, Mai Eldeeb, Waleed Abdallah, Amr Hilal, Hala Sweed, Mohamed Mortada, Elham Arif, Tarek Ahmed, Ahmed Elshafie, Tarek Youssef, Mohamed Zaki, Yasmin El-Gendy, Essam Ebied, Safwat Hamad, Ihab Habil, Hany Dabbous, Amr El-Said, Yasser Mostafa, Samia Girgis, Ossama Mansour, Ali El-Anwar, Ashraf Omar, Ayman Saleh, Mahmoud El-Meteini
Publikováno v:
BMC Pulmonary Medicine, Vol 23, Iss 1, Pp 1-16 (2023)
Abstract Purpose Since the declaration of COVID-19 as a pandemic, a wide between-country variation was observed regarding in-hospital mortality and its predictors. Given the scarcity of local research and the need to prioritize the provision of care,
Externí odkaz:
https://doaj.org/article/c1887ed67dbc4dc081eca72049e30ab7
Autor:
Amr El-said, Ahmed F. Deifalla, Saif Eldeen A.S. Yousef, Taha A. El-Sayed, Maged Tawfik, Nehal M. Ayash
Publikováno v:
Case Studies in Construction Materials, Vol 18, Iss , Pp e02182- (2023)
There is no agreement on how to predict punching shear for footings among different design codes, which is inconsistent with experimentally observed capacity. Such inconsistency is due to the following issues: (1) the different definitions used by de
Externí odkaz:
https://doaj.org/article/7a6b51fc8b7b43d09ace1f23ba826ea8
Publikováno v:
Frontiers in Materials, Vol 10 (2023)
Fiber-reinforced polymer (FRP)-reinforced concrete (RC) elements fail under one-way shear in a devastating and complicated manner with no adequate warning. In recent decades, there has been pioneering research in this area; however, there is no agree
Externí odkaz:
https://doaj.org/article/6e43c7c658e34c21b2aa09d6ac0c1f5c
Autor:
Ahmed Awad, Maged Tawfik, A. Deifalla, Mahmood Ahmad, Mohanad Muayad Sabri Sabri, Amr El-said
Publikováno v:
Frontiers in Materials, Vol 9 (2023)
The shear behavior of concrete beams is highly affected by the implementation of better performance concrete. Hybrid fibers addition to concrete mixture has proven to improve the performance compared to just using single type of fiber. Thus, in this
Externí odkaz:
https://doaj.org/article/7e299c5d60034849a7072ca078febd42
Publikováno v:
Frontiers in Materials, Vol 9 (2023)
The effect of various parameters on the flexural strength (FS) of ultra-high-performance concrete (UHPC) is an intricate mechanism due to the involvement of several inter-dependent raw ingredients. In this digital era, novel artificial intelligence (
Externí odkaz:
https://doaj.org/article/f64cc85cce4249cbbf5e5c92a443b8bb
Publikováno v:
Fibers, Vol 10, Iss 6, p 53 (2022)
Combining different types of fibers inside a concrete mixture was revealed to improve the strength properties of cementitious matrices by monitoring crack initiation and propagation. The contribution of hybrid fibers needs to be thoroughly investigat
Externí odkaz:
https://doaj.org/article/33b70504d68040ddacf9ffe649c62903
Autor:
Amr El-said, Ahmed Awad, Mahmood Ahmad, Mohanad Muayad Sabri Sabri, Ahmed Farouk Deifalla, Maged Tawfik
Publikováno v:
Sustainability; Volume 14; Issue 18; Pages: 11181
Sugarcane Bagasse Ash (SCBA) is one of the most common types of agricultural waste. By its availability and pozzolanic properties, sugarcane bagasse ash can be utilized as a partial replacement for cement in the production of sustainable concrete. Th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::35f8078e8bb8e8a12a6f1343e6191b48
Autor:
Mahmoud El-Meteini, Ashraf Madkour, Samar A. Ahmed, Ayman Saleh, Samia Abdou, Ossama Mansour, Hesham Dabous, Ayman I Tharwat, Hebatallah Said, Sameh A. Salem, Hany Dabous, Amr El Said, Mohamed Awad Tag El-Din, Yasser E. Mostafa, Eman Badawy Abdelfattah, Shahira Samir, Ashraf Omar, Hany El-Zahapy, Abd El-Fattah Saoud
Socioeconomically disadvantaged people are more frequent users of healthcare, as are the elderly. This situation is now disrupted with the rapid onset COVID-19 pandemic and its effect on the health system. Amidst a great deal of uncertainty and mixed
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a2c1a91310aaa8934c4cc0bb6612486c
https://doi.org/10.14293/s2199-1006.1.sor-.ppd4qzx.v1
https://doi.org/10.14293/s2199-1006.1.sor-.ppd4qzx.v1
