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Wyszukujesz frazę "Elsabawy, Khaled M." wg kryterium: Autor


Wyświetlanie 1-3 z 3
Tytuł:
Soft Chemistry - Synthesis of Nano-Titanium-Doped-Tellerium-Cadmium for Solar Cell Applications
Autorzy:
Elsabawy, Khaled M.
Powiązania:
https://bibliotekanauki.pl/articles/1192983.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Sol-Gel
Hydrolysis
AFM
XRD
Microstructure
SEM
Opis:
Soft chemistry procedures through sol–gel technique has applied to synthesize nano- Ti-doped CdTe composite. Gels were synthesized by the hydrolysis of a complex solution of Si(OC2H5)4, Cd(CH3COO)2•2H2O, Ti(CH3COO)4 and Te were heated from 350 to 600 °C in a H2─N2 atmosphere to form fine cubic CdTe doped crystals. The size of CdTe crystals, determined from the line broadening of X-ray diffraction pattern, increases from 6 to 21 nm in diameter with increasing heat-treatment temperature. Micro-structural features of Ti-doped CdTe crystals were characterized by both of AFM and SEM investigations . The analysis of micro-structural micrographs of both of SEM and AFM indicated that titanium additions improved the crystal growth of grain towards more lower grain size which ranged in between 1.4-2.5 μm while 0.67 μm through Scherrer’s calculations.
Źródło:
World Scientific News; 2016, 36; 61-72
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Application of High-Energy Laser coupled with Gamma – Lonizing Irradiations as New Sterilizing Technique
Autorzy:
Elsabawy, Khaled M.
Powiązania:
https://bibliotekanauki.pl/articles/1192077.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Nd-Laser
Gamma-ray
Sterilizing
X-Ray
SEM
AFM
Opis:
The present investigations introduce for first time new trend of coupling of two sterilizing sources, high energy Nd-Laser and Gamma – irradiations which has oxidative nature by additional to its thermal effects. The investigated samples will be examined before and after radiations to confirm its internal structure (XRD, microstructure (SEM, AFM, Raman-Spectra) and killing ratio for polluted bacteria. Furthermore some selected biological tests will be checked to be sure from toxicity ratio after radiations. Also many of investigational parameters will be tested such as strength of irradiation dose and irradiation dosage time to achieve maximum healthy sterilizing ratio per minimum time to validate application and wide scale application of this promising sterilizing technique.
Źródło:
World Scientific News; 2016, 37; 61-75
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Nano-Structural Features, Raman Spectra and New Trend of 3D-AFM Investigations for High Performance Ni-Super-alloy
Autorzy:
Elsabawy, Khaled M.
Elbagoury, N. H.
Powiązania:
https://bibliotekanauki.pl/articles/1191356.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
3D-microstructre
AFM
Casting
Raman Spectra
SEM
Synthesis
Opis:
The synthesized Ni-alloy was prepared via conventional casting technique under vacuum and highly superheated treatment route. The casting parameters such as solidification cooling rate (SCR) was monitoring by both of AFM and SEM .Micro-structural investigations within different spots in the same sample indicated that γ matrix is the domain phase besides minor phases as MC carbides, σ phase and η phase which was observed to solidify in two forms as plate-like and blocky shape. The volume fraction (Vf) of σ and η phases was increased as the solidification cooling rate decreases. 3D-microstructural imaging map of the Ni-based super-alloy was constructed depending upon AFM-data evaluating that the morphology of the alloy-surface is a function of casting parameters .Furthermore raman spectra of highly superheated casted Ni-based super-alloy was performed to confirm existence of different phases recorded via SEM and EDX-elemental analysis with their corresponding different vibrational modes such as Ni-O vibrating modes in the region 360-510 cm-1 and Mo-O vibrating mode which lies at 1005 cm-1.
Źródło:
World Scientific News; 2016, 34; 34-50
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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