Zobrazeno 1 - 10
of 3 262
pro vyhledávání: '"A. M. Kamal"'
Autor:
A. M. El-naggar, Alaa Alsaggaf, Zein K. Heiba, A. M. Kamal, A. M. Aldhafiri, Mohamed Bakr Mohamed
Publikováno v:
Journal of Taibah University for Science, Vol 17, Iss 1 (2023)
Polyvinyl alcohol (PVA)/0.25% polyaniline (PANi)/x wt % MWCNTs (x = 0, 0.1, 0.2, 0.5, 0.8, 1) blends were formed. The X-ray diffraction technique was used to investigate the formation of the different blends. The effects of the MWCNTs amounts on the
Externí odkaz:
https://doaj.org/article/6a93cc36cd574d0387d8027ded6d7a07
Autor:
A. M. El-naggar, Zein K. Heiba, A. M. Kamal, Khalid E. Alzahrani, Omar H. Abd-Elkader, Mohamed Bakr Mohamed
Publikováno v:
Journal of Taibah University for Science, Vol 17, Iss 1 (2023)
Undoped and doped polyvinyl pyrrolidone/ carboxymethyl cellulose (PVP/CMC: 50/50%) blended polymers with melanin were formed. X-ray diffraction analysis confirmed the amorphous nature of all blends. Scanning electron microscopy results confirmed the
Externí odkaz:
https://doaj.org/article/5fe5b271964c46b79c5cf7df023f48a2
Publikováno v:
Journal of Taibah University for Science, Vol 16, Iss 1, Pp 174-182 (2022)
Nano Zn0.75−xMnxCd0.25S (x = 0, 0.05. 0.1, 0.15) doped PVA/PEG (7:3) polymer blend was fabricated . X-ray diffraction and scanning electron microscope techniques were used to investigate the possible formed phases in the nanofiller samples, and the
Externí odkaz:
https://doaj.org/article/70f7552de67b4a9a8cf67df366d1604c
Autor:
A. M. El-Naggar, Shadia Z. Brnawi, A. M. Kamal, A. A. Albassam, Zein K. Heiba, Mohamed Bakr Mohamed
Publikováno v:
Polymers, Vol 15, Iss 12, p 2661 (2023)
The 70% polyvinyl alcohol/30% polyvinyl pyrrolidone (PVA/PVP) polymer blends, with different weight ratios of tetrapropylammonium iodide (TPAI) or tetrahexylammonium iodide (THAI) salt, were prepared using dimethyl sulfoxide (DMSO) as a solvent. The
Externí odkaz:
https://doaj.org/article/3fcf653d016b4b8caf09768698424c78
Publikováno v:
Polymers, Vol 15, Iss 9, p 2091 (2023)
The most efficient way to create novel materials that may be used in a variety of optoelectronic applications is thought to be doped mixed polymers with appropriate fillers. Undoped and doped PVC polymers with ZnS/Mn formed at different temperatures
Externí odkaz:
https://doaj.org/article/0cb98e6e477e422481ccf08ad803d84a
Publikováno v:
Brazilian Journal of Biology, Vol 83 (2021)
Abstract Consuming a high-fat diet causes a harmful accumulation of fat in the liver, which may not reverse even after switching to a healthier diet. Different reports dealt with the role of purslane as an extract against high-fat diet; meanwhile, it
Externí odkaz:
https://doaj.org/article/2e24ecd679044c1c9c4b583df21751f5
Publikováno v:
Brazilian Journal of Biology, Vol 84 (2021)
Abstract Repeatedly frying process of dietary edible oil has a potential role in the generation of free radicals. Therefore, questions have always been raised as to whether, there is an efficient and economical method to reduce the harmful effects of
Externí odkaz:
https://doaj.org/article/676b64bf2c1e497992c92166541084d9
Autor:
J. Schötz, B. Förg, W. Schweinberger, I. Liontos, H. A. Masood, A. M. Kamal, C. Jakubeit, N. G. Kling, T. Paasch-Colberg, S. Biswas, M. Högner, I. Pupeza, M. Alharbi, A. M. Azzeer, M. F. Kling
Publikováno v:
Physical Review X, Vol 10, Iss 4, p 041011 (2020)
Isolated attosecond pulses (IAPs) produced through laser-driven high-harmonic generation (HHG) hold promise for unprecedented insight into physical, chemical, and biological processes via attosecond x-ray diffraction and spectroscopy with tabletop so
Externí odkaz:
https://doaj.org/article/7b52e8eef662445e9314e8af7fc261a0
Autor:
A. M. Kamal
Publikováno v:
Московский журнал международного права, Vol 0, Iss 3, Pp 156-172 (2009)
This article presents my personal narrative, in the epistemology of a new but mostly deserted subject ‘Polluter Pays Principle’. It addresses the complex issues of transnational environmental law that have a profound relationship with Polluter Pa
Externí odkaz:
https://doaj.org/article/4e07b4b19d7e41a9a2aed1f9859567b1
Publikováno v:
Mediators of Inflammation, Vol 7, Iss 2, Pp 93-98 (1998)
Nitric oxide (NO), produced by alveolar macrophages (AM) is used as a marker of respiratory tract inflammation. Lipocortin 1 (Lc-1) is an anti-inflammatory, glucocorticoid-inducible protein. The current aims were to determine whether (a) an Lc-1-deri
Externí odkaz:
https://doaj.org/article/c8bcd461d50747a1beac7a286319b4e8