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Akademický článek
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Autor:
A. Maaoui, Z. Zaaboub, Nassim Ben Brahim, Mohamed Haouari, Hatem Ezzaouia, Naim Bel Haj Mohamed
Publikováno v:
Journal of Materials Science: Materials in Electronics. 31:2416-2427
In this work, cadmium sulfide nanocrystals capped with β-mercaptoethanol: CdS–βME (NCs) formed at wurtzite structure were prepared by colloidal chemical method for structural and optical properties' investigation. The temperature dependence of th
Publikováno v:
Applied Physics A. 127
Very recently, the newly emerging all inorganic perovskite have attracted a tremendous world-wide attention due to their unique optical properties. Particularly, CsPbBr3 is a very promising material for many optoelectronic devices. Hence, the underst
Publikováno v:
RSC Advances. 9:25133-25141
In this paper, we investigate the structural and photoluminescence properties of aqueous solution-processed ZnO/GaAs and ZnO/porous GaAs films. According to X-ray diffraction (XRD) analysis, a ZnO film deposited on porous GaAs shows a monocrystalline
Publikováno v:
Applied Physics A. 126
In this paper, we have investigated the thermally activated carriers transfer mechanism in closely stacked InAs/GaAs quantum dots (QDs) by means of steady-state photoluminescence (PL) and time-resolved photoluminescence measurements. The 10 K PL spec
Autor:
H. Ezzaouia, N. Bel Haj Mohamed, Mohamed Ben Hassen, Z. Zaaboub, Fakher Laatar, A. Smida, Hassen Maaref
Publikováno v:
Journal of Luminescence. 194:686-691
Cadmium Selenide nanoparticles (CdSe NPs) deposited on ITO substrates were prepared in aqueous solution by spin-coating method using L -Cysteine as organic stabilizer. The effect of solution temperature (ST) on the morphological and optical propertie
Publikováno v:
Materials Science in Semiconductor Processing. 71:151-155
In this paper, we present the results of structural and room temperature photoluminescence studies on porous GaAs (π-GaAs) capped with GaAs. The porous structure formation was confirmed by scanning electron microscopy (SEM) and relatively homogeneou
Publikováno v:
Microelectronics Journal. 114:105153
Results of steady-state and time-resolved Photoluminescence (PL) measurements performed on ZnO thin films, deposited on (001) p-doped silicon substrate, by DC reactive sputtering technique for different growth times are presented. In all cases, two e
Publikováno v:
Journal of Molecular Structure. 1231:129810
An oligo phenylene vinylene was electrosynthesized by the anodic oxidation of the 4-dimethylamino-4′-methoxychalcone (DMAMC) at a constant potential in nitromethane on a platinum electrode. 1H and 13C NMR, FTIR and UV spectroscopy, confirmed the ch