Search Results - "Bel Hadj Mohamed, A."

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  1. 1
    Radiofrequency and microwave (10 kHz-8 GHz) electrical properties of polypyrrole and polypyrrole-poly(methyl methacrylate) composites

    Radiofrequency and microwave (10 kHz-8 GHz) electrical properties of polypyrrole and polypyrrole-poly(methyl methacrylate) composites by Mohamed, A Bel Hadj, Miane, J L, Zangar, H

    Published in Polymer international (01-07-2001)
    “…The complex permittivity ϵ = ϵ′ −j ϵ″ of polypyrrole (PPY) samples and polypyrrole–poly(methyl methacrylate) (PPY‐PMMA) composites is calculated from…”
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    Journal Article Conference Proceeding
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  2. 2
    Dependence of charging on crystallographic orientations of magnesium oxide (MgO)

    Dependence of charging on crystallographic orientations of magnesium oxide (MgO) by Dammak, N, Kallel, A, Bel Hadj Mohamed, A, Fakhfakh, Z

    “…It is well known that pure MgO does not accumulate charges. It has been observed that after x-ray irradiation, MgO can be able to trap charges. The aim of the…”
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  3. 3
    Variation of the permittivity and conductivity of a single crystalline /spl alpha/-SiO/sub 2/ with the surface charge density

    Variation of the permittivity and conductivity of a single crystalline /spl alpha/-SiO/sub 2/ with the surface charge density by Bel Hadj Mohamed, A., Raouadi, K., Cheffi, C., Le-Gressus, C.

    “…The complex permittivity and conductivity can be determined by using the technique that is based on cavity perturbation theory. A rectangular cavity working in…”
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    Conference Proceeding
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