Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Abdelmajid Salhi"'
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
Abstract Silver(I) ethylxanthate [AgS2COEt] (1) and antimony(III) ethylxanthate [Sb(S2COEt)3] (2) have been synthesised, characterised and used as precursors for the preparation of AgSbS2 powders and thin films using a solvent-free melt method and sp
Externí odkaz:
https://doaj.org/article/49c7b1d2479c4fa1b8dc960e02529c37
Autor:
Pawan Mishra, Bilal Janjua, Tien Khee Ng, Chao Shen, Abdelmajid Salhi, Ahmed Y. Alyamani, Munir M. El-Desouki, Boon S. Ooi
Publikováno v:
IEEE Photonics Journal, Vol 7, Iss 3, Pp 1-9 (2015)
We investigated the design and growth of compositionally graded InGaN multiplequantum-well (MQW)-based light-emitting diodes (LEDs) without an electron-blocking layer. Numerical investigation showed uniform carrier distribution in the active region a
Externí odkaz:
https://doaj.org/article/fec9f51d0e924a2694973a4427d2e3d8
Publikováno v:
Crystals, Vol 9, Iss 10, p 530 (2019)
Capping InAs/GaAs quantum dots (QDs) with a thin GaAsSb layer alters the QDs structural properties, leading to considerable changes in their optical properties. The increase of the Sb content induces a redshift of the emission energies, indicating a
Externí odkaz:
https://doaj.org/article/4293ee7a1f944830961ea24f37325063
Publikováno v:
The European Physical Journal B. 95
Autor:
Adriana Passaseo, Mauro Lomascolo, Arianna Cretì, Giovanni Montagna, Abdelmajid Salhi, Vittorianna Tasco, Iolena Tarantini
Publikováno v:
ACS Applied Nano Materials. 3:8365-8371
III–V quantum dot systems are widely studied to implement the promising intermediate band solar cell concept. However, current performances are quite lower than theoretical expectations, and severa...
Publikováno v:
Salhi, A, Hadfield, A, Muttlak, S G, Sexton, J, Kelly, M J & Missous, M 2021, ' Design and analysis of GaAs/AlAs asymmetric spacer layer tunnel diodes for high-frequency detection ', Physica E: Low-Dimensional Systems and Nanostructures, vol. 130, 114723 . https://doi.org/10.1016/j.physe.2021.114723
In the present work, we have systematically investigated the design of Asymmetric SPAcer-layer Tunnel (ASPAT) diodes using numerical modeling employing SILVACO Atlas software. After reproducing and validating physical models using experimental data o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9307549af53b1c25deffca8458ad830b
https://doi.org/10.1016/j.physe.2021.114723
https://doi.org/10.1016/j.physe.2021.114723
Autor:
Hamad Albrithen, Abdulrahman M. Albadri, Mohamed Missous, Abdelmajid Salhi, Yazeed Alaskar, Ahmed Y. Alyamani, S. Alshaibani
Publikováno v:
Nanoscale Research Letters, Vol 14, Iss 1, Pp 1-6 (2019)
Nanoscale Research Letters
Salhi, A, Alshaibani, S, Alaskar, Y, Albrithen, H, Albadri, A, Alyamani, A & Missous, M 2019, ' Altering the Optical Properties of GaAsSb-Capped InAs Quantum Dots by Means of InAlAs Interlayers ', Nanoscale Research Letters, vol. 14, 41 . https://doi.org/10.1186/s11671-019-2877-2
Nanoscale Research Letters
Salhi, A, Alshaibani, S, Alaskar, Y, Albrithen, H, Albadri, A, Alyamani, A & Missous, M 2019, ' Altering the Optical Properties of GaAsSb-Capped InAs Quantum Dots by Means of InAlAs Interlayers ', Nanoscale Research Letters, vol. 14, 41 . https://doi.org/10.1186/s11671-019-2877-2
In this work, we investigate the optical properties of InAs quantum dots (QDs) capped with composite In 0.15 Al 0.85 As/GaAs 0.85 Sb 0.15 strain-reducing layers (SRLs) by means of high-resolution X-ray diffraction (HRXRD) and photoluminescence (PL) s
Publikováno v:
Journal of Alloys and Compounds. 771:382-386
The optical quality enhancement of a GaAs template grown on Silicon substrate using InGaAs/GaAs Dislocation Filters (DFs) combined with an annealing step have been assessed optically using Photoluminescence (PL) of embedded InAs/InGaAs QDs within a G
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
Alharbi, Y, Alam, F, Salhi, A, Missous, M & Lewis, D 2021, ' Direct Synthesis of Nanostructured Silver Antimony Sulfide Powders from Metal Xanthate Precursors ', Scientific Reports . https://doi.org/10.1038/s41598-021-82446-3
Scientific Reports
Alharbi, Y, Alam, F, Salhi, A, Missous, M & Lewis, D 2021, ' Direct Synthesis of Nanostructured Silver Antimony Sulfide Powders from Metal Xanthate Precursors ', Scientific Reports . https://doi.org/10.1038/s41598-021-82446-3
Scientific Reports
Silver(I) ethylxanthate [AgS2COEt] (1) and antimony(III) ethylxanthate [Sb(S2COEt)3] (2) have been synthesised, characterised and used as precursors for the preparation of AgSbS2 powders and thin films using a solvent-free melt method and spin coatin
Autor:
Abdelmajid Salhi, A. Albedri, Ahmed Y. Alyamani, Hamad Albrithen, Yazeed Alaskar, S. Alshaibani
Publikováno v:
Optical Materials. 79:200-205
The effect of antimony incorporation in In0.11Ga0.89As overgrown layers on the optical properties of InAs/GaAs quantum dots grown by molecular beam epitaxy has been studied. The results of photoluminescence, high resolution X-ray diffraction, atomic