Browsing by Author "Algarni, Sabah E."
Now showing items 1-8 of 8
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Ag/n–Si/p–MgSe/(Ag, C, Au, Pt) devices designed as current rectifiers, photodetectors and as ac signal filters suitable for VLC, IR Q3 and 6G technologies
Almotiri, R. A.; Qasrawi, Atef Fayez; Algarni, Sabah E. (IOP Publishing, 2022)Herein the fabrication and practical applications of p-MgSe thin films as active p-layer of electronic devices are reported. MgSe films are prepared by a vacuum evaporation technique onto n-Si substrates under a vacuum ... -
Enhanced Optical and Electrical Interactions at the Pt/MgSe Interfaces Designed for 6G Communication Technology
Algarni, Sabah E.; Qasrawi, Atef Fayez; Khusayfan, Najla M. (Wiley, 2022)Magnesium selenide thin films are coated onto glass and semitransparent Ptsubstrates (nanosheets) by the vacuum evaporation technique under avacuum pressure of 10−5mbar. The effect of Pt nanosheets of thicknesses of100 nm ... -
Growth and characterization of (glass, Ag)/SeO2 thin films
Alharbi, Seham R.; Qasrawi, Atef Fayez; Algarni, Sabah E. (Elsevier, 2022)Herein, thin films of SeO2 coated onto glass and Ag thin film substrates are studied and characterized. The films which are prepared by a vacuum evaporation technique, displayed Ag-metal induced crystallization process. ... -
Growth and characterization of PbSe microcrystals via the pulsed laser welding technique
Alkhamisi, Manal M.; Khanfar, Hazem K.; Algarni, Sabah E.; Qasrawi, Atef Fayez (SPRINGER HEIDELBERG, 2022)Herein lead selenide crystals are fabricated by the pulsed laser welding (PLW) technique within 2 min. The effect of the pulse width on the crystallinity, surface morphology, structural parameters, compositional stoichiometry, ... -
High-performance n – Si/p – SeO2 /p – SiO2 heterojunction photodetectors for potential application in visible light communication technology
Alharbi, Seham R. N.; Qasrawi, Atef Fayez; Algarni, Sabah E. (Springer, 2023)Photodetectors suitable for visible light communication (VLC) technology were fabricated and characterized in this study. The photodetectors were designed using two p-type stacked layers of SeO2 and SiO2, which were coated ... -
Hydraulic pressure and temperature efects on the structural, morphological and electrical properties of SeO2 powders
Algarni, Sabah E.; Qasrawi, Atef Fayez; Khusayfan, Najla M. (Springer Link, 2022)Herein, powders of SeO2 are subjected to hydraulic pressure in the range of 1.0–12 MPa and heating cycles in the range of 290–383 K. The pressure and temperature effects on the crystalline nature, plane orientations, ... -
Pt/PbSe optoelectronic receivers designed for 6G and terahertz communication technologies
Alkhamisi, M.M; Qasrawi, Atef Fayez; Khanfar, Hazem K.; Algarni, Sabah E. (SPRINGER, 2023)Herein PbSe thin films are coated onto glass and semitransparent platinum substrates. The films which are treated as optoelectronic signal receivers are deposited by the thermal evaporation technique under a vacuum pressure ... -
Selenium oxide based laser sensors designed for optoelectronic applications
Alharbi, Seham R. N.; Qasrawi, Atef Fayez; Algarni, Sabah E. (Springer, 2023)In this study, stacked layers of p− SeO2 and p− SiO2 were formed onto n− type silicon wafers to act as laser photosensors. The p− type stacked layers were fabricated using the thermal evaporation technique under a ...
