Search Results - "Ahmed, Hanaa M."

Recent Advances in Polymer Nanocomposites Based on Polyethylene and Polyvinylchloride for Power Cables by Mansour, Diaa-Eldin A, Abdel-Gawad, Nagat M K, El Dein, Adel Z, Ahmed, Hanaa M, Darwish, Mohamed M F, Lehtonen, Matti

“…Polymer nanocomposites used in underground cables have been of great interest to researchers over the past 10 years. Their preparation and the dispersion of…”
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Thermo-mechanical and opto-electrical study of Cr-doped-ZnO-based polyvinyl chloride nanocomposites by Ahmed, Hanaa. M., Abd El-Fattah, Zakaria M., Anad, Noori. S., Attallah, Mohamed, El-Bahnasawy, Hany. H.

“…Polymer nanocomposites exhibit unique physical properties inaccessible from their individual constituents, which are tunable through the type of the polymer…”
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A Novel Polyester Varnish Nanocomposites for Electrical Machines with Improved Thermal and Dielectric Properties Using Functionalized TiO2 Nanoparticles by Ahmed, Hanaa M., Abdel-Gawad, Nagat M. K., Afifi, Waleed A., Mansour, Diaa-Eldin A., Lehtonen, Matti, Darwish, Mohamed M. F.

“…Recently, there has been a growing interest in polymer insulating materials that incorporate nanoscale inorganic additives, as they have shown significantly…”
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PVC nanocomposites for cable insulation with enhanced dielectric properties, partial discharge resistance and mechanical performance by Abdel-Gawad, Nagat M.K, El Dein, Adel Z, Mansour, Diaa-Eldin A, Ahmed, Hanaa M, Darwish, Mohamed M.F, Lehtonen, Matti

“…The current study aims to develop polyvinyl chloride (PVC) nanocomposites with enhanced electrical and mechanical properties by incorporating titanium oxide…”
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Preparation and Preliminary Dielectric Characterization of Structured C60-Thiol-Ene Polymer Nanocomposites Assembled Using the Thiol-Ene Click Reaction by Ahmed, Hanaa M, Windham, Amber D, Al-Ejji, Maryam M, Al-Qahtani, Noora H, Hassan, Mohammad K, Mauritz, Kenneth A, Buchanan, Randy K, Buchanan, J Paige

“…Fullerene-containing materials have the ability to store and release electrical energy. Therefore, fullerenes may ultimately find use in high-voltage equipment…”
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On the statistical inference of the accelerated life tests for some hydroxylated fullerenes by Mansour, Mahmoud, Ahmed, Hanaa M., Abd Elghany, A.E.B., Aboshady, Mohamed

“…Accelerated life tests are usually applied to obtain quick failures of components that may have high reliability. In this research, a comparative statistical…”
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Precise determination of optical band gap in Cr-doped semiconductor nanowires by Anad, Noori S., El-Fattah, Zakaria M. Abd, Attallah, M., Ahmed, Hanaa M., El-Okr, M. M., El-Bahnasawy, H. H.

“…Pristine and chromium-doped ZnO nanowires were prepared following the traditional co-precipitation method. X-ray diffraction data identified a pure wurtzite…”
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Eye diseases classification using back propagation artificial neural network by Ahmad, Hana M., Hamid, Shuruq Rashid

“…A human eye is a vital organ responsible for a person's vision. So, theearly detection of eye diseases is essential. The objective of this paperdeals with…”
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A brief survey on modern iris feature extraction methods by Ahmad, Hana M., Taha, Muhammad A. A.

“…This paper presents a survey of some of the most recent research work on the extraction phase of the Iris recognition system. Iris biometric system has been…”
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Dielectric properties of C60 and Sc3N@C80 fullerenol containing polyurethane nanocomposites by Ahmed, Hanaa M., Hassan, Mohammad K., Mauritz, Kenneth A., Bunkley, Steven L., Buchanan, Randy K., Buchanan, J. Paige

“…ABSTRACT Polymer–fullerene nanocomposites consisting of linear polyurethane (PU) chains crosslinked via increasing loadings of polyhydroxylated fullerenes (C60…”
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Enhancement of dielectric and mechanical properties of Polyvinyl Chloride nanocomposites using functionalized TiO 2 nanoparticles by Abdel-Gawad, Nagat M.K., El Dein, Adel Z., Mansour, Diaa-Eldin A., Ahmed, Hanaa M., Darwish, M.M.F., Lehtonen, Matti

“…The current study is to investigate the influence of inserting chemically modified titanium oxide (TiO 2 ) nanoparticles on the dielectric and mechanical…”
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Preparation and Preliminary Dielectric Characterization of Structured C 60 -Thiol-Ene Polymer Nanocomposites Assembled Using the Thiol-Ene Click Reaction by Ahmed, Hanaa M, Windham, Amber D, Al-Ejji, Maryam M, Al-Qahtani, Noora H, Hassan, Mohammad K, Mauritz, Kenneth A, Buchanan, Randy K, Buchanan, J Paige

“…Fullerene-containing materials have the ability to store and release electrical energy. Therefore, fullerenes may ultimately find use in high-voltage equipment…”
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Iris anti-spoofing : static and dynamic technique by Ahmad, Hana M., Abd al-Karim, Bushra Jabbar

“…The probabilityof the biometric system to be spoofed is widely acknowledged. Complete security does not really exist, butsignificant efforts have led to study…”
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Iris Features Extraction and Recognition based on the Local Binary Pattern Technique by Taha, Mohammed A., Ahmed, Hanaa M.

“…The current iris identification system offers accurate and reliable results based on near-infrared light (NIR) images when images are taken in a restricted…”
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Effect of Nursing Care Bundle on Nurse's Performance Regarding Central Venous Line-Associated Blood Stream Infection by M. Ahmed, Hanaa

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Distributed Transform Encoder to Improve Diffie-Hellman Protocol for Big Message Security by Ahmed, Hanaa M., Jassim, Rozeen W.

“…Man in the middle Attack (MIMA) problem of Diffie-Hellman key exchange (D-H) protocol, has led to introduce the Hash Diffie-Hellman key exchange (H-D-H)…”
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The Effect of Surface Modification of Titania Nanoparticles on the Dielectric Properties of Nanofluids by Mansour, Diaa-Eldin A., Ahmed, Hanaa M., Salman, Alaa M.

“…Application of nanofluids as a dielectric medium has gained a great interest in recent years. However, the main challenge encountered in dielectric nanofluids…”
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Multiple enhancement of PVC cable insulation using functionalized SiO2 nanoparticles based nanocomposites by Abdel-Gawad, Nagat M.K., El Dein, Adel Z., Mansour, Diaa-Eldin A., Ahmed, Hanaa M., Darwish, M.M.F., Lehtonen, Matti

“…•PVC cable insulation with functionalized SiO2 nanoparticles was synthesized.•Multiple enhancements in electrical and mechanical properties were obtained.•The…”
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A Novel Polyester Varnish Nanocomposites for Electrical Machines with Improved Thermal and Dielectric Properties Using Functionalized TiO[sub.2] Nanoparticles by Ahmed, Hanaa M, Abdel-Gawad, Nagat M. K, Afifi, Waleed A, Mansour, Diaa-Eldin A, Lehtonen, Matti, Darwish, Mohamed M. F

“…Recently, there has been a growing interest in polymer insulating materials that incorporate nanoscale inorganic additives, as they have shown significantly…”
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Second-Order Statistical Methods GLCM for Authentication Systems by Taha, Mohammed, Ahmed, Hanaa

“…For many uses, biometric systems have gained considerable attention. Iris identification was One of the most powerful sophisticated biometrical techniques for…”
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