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  1. No Access

    Article

    Generalized Fourier–Bessel transform of \(2\textit{pq}\) -Bessel–Lipschitz functions with higher order difference

    Let \(n\in \mathbb {N}\) n ∈ N ...

    A. Bouhlal, M. Nadi, E. M. Sadek in Rendiconti del Circolo Matematico di Palermo Series 2 (2024)

  2. No Access

    Article

    Synthesis, characterization and properties of nanocomposites based on poly(vinyl chloride)/carbon nanotubes–silver nanoparticles

    Carboxylated functionalized multiwall carbon nanotubes (FMWCNTs) were prepared via nitric acid treatment. Decoration of FMWCNTs side walls with silver nanoparticles (AgNPs) was performed by mixing in silver ni...

    E M Sadek, S M Ahmed, N A Mansour, S L Abd-El-Messieh… in Bulletin of Materials Science (2023)

  3. No Access

    Article

    Effect of modified graphite nanoflakes on curing, mechanical and dielectric properties of nitrile rubber nanocomposites

    Graphite is a naturally abundant material and thus cost effective as a raw material. The layered structure of natural graphite like silicate clay materials, allows expansion and intercalation. Graphite was exp...

    E. M. Sadek, S. M. Ahmed, D. E. El-Nashar, N. A. Mansour in Polymer Bulletin (2023)

  4. No Access

    Article

    Poly(acrylonitrile-co-methylmethacrylate) copolymer composites based on green synthesis of AgNPs via Carica papaya extract

    Poly(acrylonitrile-co-methylmethacrylate) P(AN-co-MMA) was synthesized by precipitation polymerization method. Using Carica papaya (C. papaya) plant leaves extract, silver nanoparticles (AgNPs) were prepared via ...

    A M Mazrouaa, N A Mansour, E M Sadek in Bulletin of Materials Science (2022)

  5. No Access

    Article

    Synthesis, characterization and applications of poly(vinyl chloride) nanocomposites loaded with metal oxide nanoparticles

    Metal oxide (i.e., Fe2O3, ZnO and TiO2) nanoparticles (NPs) have been prepared and investigated by various techniques with the objective of synthesis of nanocomposites thin films based on poly(vinyl chloride) (PV...

    E. M. Sadek, N. A. Mansour, S. M. Ahmed, S. L. Abd-El-Messieh… in Polymer Bulletin (2021)

  6. No Access

    Article

    Study on the properties of multi-walled carbon nanotubes reinforced poly (vinyl alcohol) composites

    Nanocomposite films based on polyvinyl alcohol(PVA) and multi-walled carbon nanotubes (MWCNTs) at different weight ratios (i.e.0.0,0.5, 1.0,1.5, 2.0 wt%), were prepared by dispersion techniques. Cationic gemin...

    E. M. Sadek, D. E. El-Nashar, A. A. Ward, S. M. Ahmed in Journal of Polymer Research (2018)

  7. No Access

    Article

    The effects of a silane coupling agent on properties of rice husk-filled maleic acid anhydride compatibilized natural rubber/low-density polyethylene blend

    Blends of natural rubber and low-density polyethylene were prepared in different weight compositions in presence of dicumyl peroxide and maleic acid anhydride. The effects of rice husk (RH) content and a silan...

    N. A. Maziad, D. E. EL-Nashar, E. M. Sadek in Journal of Materials Science (2009)