Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Amr M. Abdelghany"'
Autor:
Ashraf Abou ElReash, Mohamed Grawish, Walied Abdo, Amr M. Abdelghany, Luo Junsi, Xie Xiaoli, Hamdi Hamama
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-15 (2023)
Abstract This comparative study was conducted to assess the intramedullary bone tissue reaction of an ion-releasing resin modified glass-ionomer cement with claimed bioactivity (ACTIVA bioactive resin) restorative material versus Mineral Trioxide Agg
Externí odkaz:
https://doaj.org/article/8f9dcb2bc26046f3a93db6e519382161
Publikováno v:
Journal of Materials Research and Technology, Vol 8, Iss 1, Pp 904-913 (2019)
Pristine films of polyvinyl alcohol (PVA)/polyvinyl pyrrolidone (PVP) polymer blend filled with gradient contents of (MWCNTs) multi-walled carbon nanotubes have been prepared using ordinary casting technique. Fourier transform infrared (FT-IR) reveal
Externí odkaz:
https://doaj.org/article/99824ec57a614bd4a1dd11d9ef670f15
Autor:
Ahmed Y. Yassin, Abdel-Raouf Mohamed, Elmetwaly M. Abdelrazek, Muhamed A. Morsi, Amr M. Abdelghany
Publikováno v:
Journal of Materials Research and Technology, Vol 8, Iss 1, Pp 1111-1120 (2019)
Different concentrations of graphene oxide (GO) were successfully embedded into poly (vinyl chloride-co-vinyl acetate-co-2-hydroxypropyl acrylate) (PVVH) copolymer. The composites obtained were characterized using XRD, FT-IR, SEM and UV/Vis technique
Externí odkaz:
https://doaj.org/article/ef32b20897b149ab9dec3855d626b9cd
Publikováno v:
International Journal of Biomaterials, Vol 2020 (2020)
Objective. To assess if incorporating ethanolic extract of propolis into ceramic-reinforced glass ionomer (Amalgomer CR) might have an influence on its physicomechanical properties. Materials and Methods. Three groups were assessed; group I: Amalgome
Externí odkaz:
https://doaj.org/article/084ba243a3b1428cb43522548501086e
Publikováno v:
Journal of Materials Research and Technology, Vol 7, Iss 4, Pp 419-431 (2018)
Casting technique was used for preparation of polyethylene oxide (PEO)/polyvinyl pyrrolidone (PVP) (70/30 wt.%) films filled with different concentrations of gold nanoparticles (Au NPs). X-ray diffraction (XRD) pattern proved the semi-crystalline nat
Externí odkaz:
https://doaj.org/article/5222dfa32cb34e72b21b1bbdc48b4d2f
Publikováno v:
Processing and Application of Ceramics, Vol 8, Iss 4, Pp 185-193 (2014)
Ternary soda lime borate glass and samples with ZnO replacing CaO up to 10 mol% were prepared and studied for their bone bonding ability. Fourier transform infrared (FTIR) absorption spectra of the prepared glasses before and after immersion in simul
Externí odkaz:
https://doaj.org/article/b4a2ba6c043146d4bca4208c3b08ecb7
Autor:
Fatma H. Margha, Amr M. Abdelghany
Publikováno v:
Processing and Application of Ceramics, Vol 6, Iss 4, Pp 183-192 (2012)
Ternary borate glasses from the system Na2O·CaO·B2O3 together with soda-lime-borate samples containing 5 wt.% of MgO, Al2O3, SiO2 or P2O5 were prepared. The obtained glasses were converted to their glass-ceramic derivatives by controlled heat treat
Externí odkaz:
https://doaj.org/article/7c5e2f49c27045a1b8b9a29f6a14ed09
Publikováno v:
Processing and Application of Ceramics, Vol 6, Iss 3, Pp 141-149 (2012)
Bioactive borate glasses (from the system Na2O-CaO-B2O3-P2O5) and corresponding glass-ceramics as a new class of scaffold material were prepared by full replacement of SiO2 with B2O3 in Hench patented bioactive glass. The prepared samples were invest
Externí odkaz:
https://doaj.org/article/398027632db74fa9aeb3379e58c41473
Publikováno v:
Polymer Bulletin. 80:6693-6706
Autor:
Norhan M. Younis, Amr M. Abdelghany, Fathy Shaaban, Tamer K. Khatab, Ehab Abdel-Latif, Heba M. Metwally
Publikováno v:
Bulletin of the Chemical Society of Ethiopia; Vol. 37 No. 2 (2023); 391-404
The synthesized Zeolite A/ZnCl2 nanoparticles via the hydrothermal route were characterized using FTIR, XRD, and SEM/EDAX techniques. The characterized catalyst was used for the eco-friendly synthesis of 4,5-dihydro-pyrazole-1-carbothioamide derivati