Dielectric properties, Optoelectrical parameters and electronic polarizability of thermally evaporated a-Pb-Se-Ge thin films

AS Hassanien, I Sharma - Physica B: Condensed Matter, 2021 - Elsevier
This article is devoted to the study of various dielectric and optoelectrical parameters,
besides electronic polarizability, and metallization parameter of amorphous Pb 10 Se 90-x …

Band-gap engineering, conduction and valence band positions of thermally evaporated amorphous Ge15-x Sbx Se50 Te35 thin films: Influences of Sb upon some …

AS Hassanien, I Sharma - Journal of Alloys and compounds, 2019 - Elsevier
Abstract Quaternary chalcogenide Ge 15-x Sb x Se 50 Te 35,(0.0≤ x≤ 15.0, at.%) thin films
are prepared using the thermal evaporation process under the residual vacuum pressure …

Synthesis, characterization, and DFT study of linear and non-linear optical properties of some novel thieno [2, 3-b] thiophene azo dye derivatives

EK Shokr, MS Kamel, H Abdel-Ghany… - Materials Chemistry and …, 2022 - Elsevier
Abstract Some novel thieno [2, 3-b] thiophene-2, 5-dicarbonitrile derivatives namely; 3, 4-bis
(2-hydroxynaphthalen-1-yl) diazenyl) thieno [2, 3-b] thiophene-2, 5-dicarbonitrile, 3, 4-bis (4 …

Effectiveness of Sn-addition on optical properties and physicochemical parameters of SnxSb2-xSe3 thin films

AS Hassanien, IM El Radaf - Materials Chemistry and Physics, 2023 - Elsevier
This research work is allocated to prepare the novel thin Sn x Sb 2-x Se 3 films, TSSe by
thermal evaporation procedure at various Sn-content, where 0≤ x≤ 2 at.%. The field …

The main role of thermal annealing in controlling the structural and optical properties of ITO thin film layer

M Ahmed, A Bakry, A Qasem, H Dalir - Optical Materials, 2021 - Elsevier
In this study, indium tin oxide (ITO) films (~ 350 nm) were prepared using the electron beam
gun technology. Influence of thermal treatment of the films at a variety of temperatures on the …

Physical and optical properties of a-Ge-Sb-Se-Te bulk and film samples: Refractive index and its association with electronic polarizability of thermally evaporated a …

AS Hassanien, I Sharma, AA Akl - Journal of Non-Crystalline Solids, 2020 - Elsevier
This work is dedicated to the deduction of many basic physical parameters of a-Ge 15-x Sb x
Se 50 Te 35 bulk and thin-film samples, GSST (0.0≤ x≤ 15.0 at. wt.%). Besides, study the …

Determination of optical bandgap energy and optical characteristics of Cd30Se50S20 thin film at various thicknesses

A Qasem, MS Mostafa, HA Yakout, M Mahmoud… - Optics & Laser …, 2022 - Elsevier
At room temperature, the Cd 30 Se 50 S 20 ternary thin films with thicknesses ranging from
100 to 400 nm were synthesized using a vacuum evaporation process in an adequate …

Linear/nonlinear optical properties of functional inorganic MgO nano-filler in PVA transparent polymer for flexible optoelectronic devices

AMA Shamekh, NM Shaalan, TA Hanafy… - Physica B: Condensed …, 2023 - Elsevier
Structural features of different PVA/MgO nanocomposite films, where 0≤ M g O wt%≤ 5,
using XRD and Raman spectra were correlated with their linear/nonlinear optical properties …

Adapting the structural, optical and thermoelectrical properties of thermally annealed silver selenide (AgSe) thin films for improving the photovoltaic characteristics of …

A Qasem, HA Alrafai, B Alshahrani, NM Said… - Journal of Alloys and …, 2022 - Elsevier
Because the previous works on Silver Selenide (AgSe) thin films were insufficient,
incomplete, and lacking in-depth, the current study explores deeper into AgSe thin films. The …

Study of optical parameters of Te (1-x)(GeSe0. 5) Scx (0≤ x≤ 0.15) thin films for optical data storage applications

S Agarwal, P Lohia, DK Dwivedi - Journal of Non-Crystalline Solids, 2023 - Elsevier
The present study describes the linear and nonlinear optical and electronic properties of Te
(1-x)(GeSe 0.5) Sc x (x= 0, 0.05, 0.1, 0.15) thin films prepared by thermal evaporation …