Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Laila M. Al-Harbi"'
Autor:
Laila M. Al-Harbi, Eman A. Al-Harbi, Rawda M. Okasha, R. A. El-Eisawy, Mohammed A. A. El-Nassag, Hany M. Mohamed, Ahmed M. Fouda, Ahmed A. Elhenawy, Ahmed Mora, Ahmed M. El-Agrody, Heba K. A. El-Mawgoud
Publikováno v:
Journal of Enzyme Inhibition and Medicinal Chemistry, Vol 38, Iss 1 (2023)
A series of 1H-benzo[f]chromene moieties (4a–z) were synthesised under Ultrasonic irradiation and confirmed with spectral analyses. Derivative 4i solely possessed an X-ray single crystal. The anti-proliferative efficacy of the desired molecules has
Externí odkaz:
https://doaj.org/article/d6996a9e89024921a843a0100350c127
Autor:
T. Altalhi, A.A. Gobouri, Laila M. Al-Harbi, Moamen S. Refat, M.M. El-Nahass, A.M. Hassanien, A.A. Atta, Emad M.A. Ahmed
Publikováno v:
Journal of Materials Research and Technology, Vol 12, Iss , Pp 1194-1202 (2021)
Structural, diffuse reflectance spectroscopy, dielectric relaxation processes and electrical conduction mechanism of zirconium (IV) dioxide were investigated. The structure of ZrO2 compound was analyzed by X-ray diffraction and infrared spectroscopy
Externí odkaz:
https://doaj.org/article/12746e0365e34faba71d4e63b7abcf22
Autor:
Arwa Alrooqi, Zahra M. Al-Amshany, Laila M. Al-Harbi, Tariq A. Altalhi, Moamen S. Refat, A. M. Hassanien, A. A. Atta
Publikováno v:
Molecules, Vol 27, Iss 6, p 1993 (2022)
The impact of the charge transfer complex on the dielectric relaxation processes in free poly(methyl methacrylate) (PMMA) polymer sheets was investigated. The frequency dependence of dielectric properties was obtained over the frequency range 0.1 Hz
Externí odkaz:
https://doaj.org/article/4d30fab736284f2da5c880fd3fce3baa
Publikováno v:
Bulletin of the National Research Centre, Vol 42, Iss 1, Pp 1-4 (2018)
Abstract Background Green synthesis as a technique of preparation of metal/metal oxide nanomaterials is becoming an important and competitive method of preparation replacing the conventional method of preparation. Among metal oxides, nanocatalyst cop
Externí odkaz:
https://doaj.org/article/56ac8d31d2034416957d5cedbdfc8271
Publikováno v:
Crystals, Vol 11, Iss 10, p 1244 (2021)
Poly-vinyl-alcohol (PVA) has been cross-linked chemically with nicotinic-acid (NA) in an aqueous medium. The copolymers were complexed with NiII and CuII ions. The complexes and copolymers were analyzed using FT-IR and UV–Visible spectroscopy, XRD
Externí odkaz:
https://doaj.org/article/4b53bb9e35c645cc878b0a53ae2de444
Autor:
Abdullah Yousif Obaid, Shaeel Ahmed Al-Thabaiti, E.H. El-Mossalamy, Laila M. Al-Harbi, Zaheer Khan
Publikováno v:
Arabian Journal of Chemistry, Vol 10, Iss 2, Pp 226-231 (2017)
The effect of cetyltrimethylammonium bromide, CTAB has been studied on the optical properties and morphology of advanced Ag-nanoparticles (AgNPs) using Oriental plane leaves extract as a reducing-, stabilizing- and capping-agent for the first time. T
Externí odkaz:
https://doaj.org/article/9b1f13282cf745b3b99312febac0f4a4
Publikováno v:
International Journal of Photoenergy, Vol 2018 (2018)
As the need to use green chemistry routes increases, environmentally friendly catalytic processes are a demand. One of the most important and abundant naturally occurring catalysts is chlorophyll. Chlorophyll is the first recognized catalyst; it is a
Externí odkaz:
https://doaj.org/article/2e328e340a94419f97f5d4972a7c4d95
Autor:
Laila M. Al-Harbi, Samia A. Kosa, Musa K. Baloch, Qaisar A. Bhatti, El-Sayed El-Badawey H. El-Mossalamy
Publikováno v:
International Journal of Polymer Science, Vol 2016 (2016)
The adsorption of polyvinylpyrrolidone over the surface of silica has been investigated. The impact of molar mass of the polymer, pH, and pretreatment temperature of silica particles have been evaluated by means of FTIR spectroscopy and electrophoret
Externí odkaz:
https://doaj.org/article/f95331a25b59425ba5e3c7713627de86
Publikováno v:
International Journal of Polymer Science, Vol 2016 (2016)
Self-assembling behavior of block copolymers having water-soluble portion as one of the blocks plays key role in the properties and applications of the copolymers. Therefore, we have synthesized block copolymers of different block length and investig
Externí odkaz:
https://doaj.org/article/bbdcd85d21a54b538ffe3e634d20cab9
Publikováno v:
International Journal of Photoenergy, Vol 2016 (2016)
The present work aims to synthesize nanoscale well dispersed TiO2/SiO2 and TiO2/Al2O3 nanoparticle photocatalysts via an impregnation method for the removal of methyl orange, which was used as a model compound of organic pollutant in wastewater, from
Externí odkaz:
https://doaj.org/article/0927ed038b024edbb87d46cd1dc5bf96