Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Ahmed Ali Basfar"'
Publikováno v:
Arab Journal of Nuclear Sciences and Applications. :1-13
Fullerene C60 (FULL-C60) was used as a nano-filler in the preparation of the chemical-crosslinking polyvinyl alcohol (PVA) by glutaraldehyde (Glut) which, copolymerized with acrylate oligomers, 2-carboxyethyl acrylate (CEA) followed by gamma irradiat
Publikováno v:
Pigment & Resin Technology. 50:157-162
Purpose The purpose of this paper is to present a radiochromic film dosimeter containing polyvinyl alcohol (PVA) matrix and various concentrations of methyl red (MR) dye for high dose measurements. Design/methodology/approach The MR-PVA films were ex
Autor:
Khalid A. Rabaeh, Ahmed Ali Basfar
Publikováno v:
Pigment & Resin Technology. 49:249-253
Purpose The purpose of this paper is to propose a new dithizone solution dosimeter for high radiation applications such as polymers applications and food irradiation. Design/methodology/approach Gamma-rays cell of Co-60 source with 8.4 kGy/h dose rat
Publikováno v:
Applied Radiation and Isotopes. 148:240-245
N-(Isobutoxymethyl) acrylamide (NIBMA) monomer in gelatin, named NIBMAGAT gel dosimeter, was prepared and investigated by nuclear magnetic imaging (NMR) for radiotherapy in the dose range of 0–30 Gy. NIBMA monomer polymerizes upon irradiation, incr
Autor:
Ibrahim Hotan Alsohaimi, Ahmed Ali Basfar, Ahmed A. Al-Harbi, Abdullah M. Alkhedhair, Abdullah J. Alabduly, Mohammed Saad Algamdi
Publikováno v:
Radiation Physics and Chemistry. 184:109423
This paper investigates the treatment of water samples contaminated with 2, 4, 6-trichlorophenol (TCP) by gamma radiation. The effects of absorbed dose, initial pH, and chloride ions on the removal of TCP were investigated. In addition, the individua
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 413:42-50
A comparative study of nuclear magnetic resonance and UV–visible spectroscopy of dose-response for polymer gel dosimeters was performed. Dosimeters were prepared using N-(Isobutoxymethyl) acrylamide (NIBMA) as a new monomer via radiation induced po
Publikováno v:
Progress in Natural Science: Materials International, Vol 27, Iss 3, Pp 316-325 (2017)
Polyvinyl alcohol (PVA) of two molecular weights was used to prepare shape memory polymers based on chemical-crosslinking by glutaraldehyde. The chemical-crosslinking was done in the presence of 2-carboxyethyl acrylate oligomers (CEA) and nano-filler
Publikováno v:
Environmental Technology. 39:967-976
The induced degradation and detoxification of 2-nitrophenol (2-NP) in aqueous media by gamma irradiation were carefully evaluated in this study. Gamma radiation at absorbed doses as low as 20 kGy was able to degrade 2-NP to reach a removal of at leas
Autor:
Jatindranath Maiti, Ahmed Ali Basfar
Publikováno v:
Macromolecular Research. 25:120-127
The drive to remove emulsion polymerization’s dependence on surfactant, while obtaining stable and homogeneous latex after polymerization is of vital importance in the coming decades due to the disadvantage of contamination of the final product by
Publikováno v:
Radiation Measurements. 135:106372
New anoxic and normoxic polymer gel dosimeters containing different concentrations of N-(3-Methoxypropyl) acrylamide (NMPA) are introduced in this investigation for radiotherapy treatment planning dose validation. NMPA dosimeters were irradiated to 2