Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Morsi M. Morsi"'
Publikováno v:
Journal of Electronic Materials. 48:6686-6693
Owing to the unique electronic structure of rare earth elements, we address in this paper the magnetic, electrical and optical properties of a prepared lead borate glass of composition (mol.%) 70PbO·30B2O3. The glass is doped with different ErCl3 co
Publikováno v:
Egyptian Journal of Chemistry.
The free-radical polymerization method was used to prepare crosslinked polymers as tramadol carriers for the controlled release process. The polymers were based mainly on ethylene glycol dimethacrylate (EGDMA) and methacrylic acid (MAA) in two differ
Publikováno v:
Egyptian Journal of Chemistry.
A simple method for adsorption and recognition of tramadol-HCl in molecular imprinted poly (methacrylic acid-co-ethylene glycol dimethacrylate); poly (MAA-co-EGDMA), is described. Seven tramadol imprinted polymers (TIPs) were synthesized based on tra
Publikováno v:
Journal of Alloys and Compounds. 769:758-765
Glass of the composition 5ZnO-2TiO 2 - 3P 2 O 5 was prepared by the melt-quenching technique. The prepared samples were heat-treated at the nucleation (625 °C) and crystallization (875 °C) temperatures for different soaking times. SEM, XRD, UV–Vi
Autor:
Morsi M Morsi, Ahmed M. Farag, Safaa A. Ibrahim, Mohamed S Badr, Mohamed Farouk Amin, Mostafa M Elaidy
Publikováno v:
World Journal of Laparoscopic Surgery with DVD. 11:128-131
Publikováno v:
Ceramics International. 43:8306-8313
New glassy materials in the system xCuO-(50-x) CdO–50B 2 O 3 were prepared by a melting-quench technique. Their UV–vis, FTIR, electrical, dielectric, SEM, XRD patterns and density properties were investigated. SEM and XRD studies confirmed their
Publikováno v:
Journal of Materials Science: Materials in Electronics. 28:9566-9574
Glass of the composition (mol%) (25-x) Na2O−xFe2O3−25PbO−50SiO2, x = 0, 0.25, 0.5, 1, 3, 5, 7, 10, 15, 16 and 20 (mol%) were prepared by the melt quenching method. The effect of replacing Fe2O3 for Na2O on the optical, structural, electrical an
Publikováno v:
Journal of Non-Crystalline Solids. 439:57-66
Glasses of the composition (mol%) 65 SiO2, 20 RO, 15 Na2O, where R is Zn, Pb or Cd, were prepared by the melting quenching technique. It is aimed to investigate the structural, optical and, for the first time, their electrical and dielectric properti
Publikováno v:
Journal of Materials Science: Materials in Electronics. 27:4147-4156
We report changes in the properties of lithium-zinc-lead-borate glass (mol%: 5Li2O·10ZnO·60PbO·25B2O3) brought by substituting alkaline earth metal oxides for part of its Li2O content. These properties include density, optical basicity, molecular
Publikováno v:
Journal of Materials Science: Materials in Electronics. 26:1419-1426
Glasses of the composition (mol%) 15Na2O, 20CaO, 65SiO2 doped with low contents of Gd2O3 (0.14–0.83 × 10−2 mol per 100 g glass) were prepared by the melt quenching method. The effect of Gd2O3 content on the electrical, dielectric and infrared pr