Zobrazeno 1 - 10
of 291
pro vyhledávání: '"Elsafi Mohamed"'
Publikováno v:
e-Polymers, Vol 24, Iss 1, Pp 2544-53 (2024)
Based on the experimental and theoretical radiation attenuation, this study produced and tested a composite material made of polyester reinforced with SnO at varied concentrations and abbreviated as Pol-SnOx, where x = 0–60% with steps of 20 wt% Al
Externí odkaz:
https://doaj.org/article/f4f77e9be807421c8822a7245c4bc285
Publikováno v:
e-Polymers, Vol 23, Iss 1, Pp 1947-54 (2023)
The radiation shielding characteristics of the polyester resin composites reinforced with cerium(iv) oxide (CeO2) have been studied. The prepared composites were pure polyester–resin (Poly/CeO2-0), 90% per weight polyester resin and 10% CeO2 (Poly/
Externí odkaz:
https://doaj.org/article/8fc594c2ab2e494a8e2b5a520dad75c9
Publikováno v:
e-Polymers, Vol 23, Iss 1, Pp 116-26 (2023)
In this work, the attenuation properties of silicon rubber (SR) composites reinforced by both micro- and nano-sized Tungsten trioxide (WO3) particles are studied. Different SR composites with different combinations of micro-WO3 and nano-WO3 have been
Externí odkaz:
https://doaj.org/article/bc53306fa2ae43f6ab0991d274e1f319
Publikováno v:
Open Chemistry, Vol 21, Iss 1, Pp 250-6 (2023)
We fabricated porcelain ceramics embedded with WO3 nanoparticles (NPs) for radiation shielding applications. The linear attenuation coefficients were experimentally determined to study the efficiency of the manufactured samples against gamma rays. Wh
Externí odkaz:
https://doaj.org/article/f831ba10e4274861a11002df873e98b7
Autor:
Al-Saleh Wafa M., Dahi Mai R. H., Sayyed M. I., Almutairi Haifa M., Saleh I. H., Elsafi Mohamed
Publikováno v:
e-Polymers, Vol 23, Iss 1, Pp 110803-51 (2023)
Radiation and nuclear technologies have side effects in addition to their important applications, so appropriate shields must be used to protect users and the public from high doses as a result of exposure to this radiation. In this work, the attenua
Externí odkaz:
https://doaj.org/article/f527d8edd4f849f99775e8ac717d06e1
Publikováno v:
e-Polymers, Vol 23, Iss 1, Pp 124444-5 (2023)
In this study, we developed flexible composites using silicone rubber (SR) or polydimethylsiloxane as the matrix and WO3 and BaO nanoparticles as filler to analyze their radiation-shielding performance. The linear attenuation coefficient (LAC) values
Externí odkaz:
https://doaj.org/article/2d7e21c88b204bb198ae40ff329e0913
Publikováno v:
Applied Rheology, Vol 33, Iss 1, Pp 119993-69 (2023)
To obtain better radiation shielding, a new polyester has been made by the combination of 40 wt% of polyester and 30 wt% of fine waste marble mixed along with PbO (30–0) wt% and Bi2O3 (0–30) wt%. A few significant shielding parameters such as lin
Externí odkaz:
https://doaj.org/article/b5183760f5994455a0155b0addd957d6
Publikováno v:
e-Polymers, Vol 23, Iss 1, Pp 102277-44 (2023)
A thorough comparative analysis was conducted between pure epoxy and a novel epoxy composite that included bentonite and WO3 nanoparticles in varying ratios. This study examined five distinct novel epoxy samples (E00, EB0, EBW1, EBW2, and EBW3) to as
Externí odkaz:
https://doaj.org/article/251932ccb39d4fa39bf87bdb66040d25
Autor:
Hedaya, Ali1 (AUTHOR) igsr.alihedaya@alexu.edu.eg, Elsafi, Mohamed2 (AUTHOR) mohamedelsafi68@gmail.com, Al-Saleh, Wafa M.3,4 (AUTHOR) salehw@ksau-hs.edu.sa, Saleh, Ibrahim H.1 (AUTHOR) igsr.ihindawy@alexu.edu.eg
Publikováno v:
Polymers (20734360). Aug2024, Vol. 16 Issue 15, p2125. 14p.
Autor:
Almuqrin, Aljawhara H., Sayyed, M.I., Khandaker, Mayeen Uddin, Aloraini, Dalal Abdullah, Rashad, M., Elsafi, Mohamed
Publikováno v:
In Radiation Physics and Chemistry October 2024 223