Zobrazeno 1 - 10
of 103
pro vyhledávání: '"Marwa. S. Salem"'
Publikováno v:
Ain Shams Engineering Journal, Vol 13, Iss 1, Pp 101539- (2022)
In this current study, a modified pseudo two-dimensional (2-D) semi-analytical model for double gate tunnel FETs (DG-TFETs) is introduced. The main regions in the DG-TFET structure are the channel and the depletion regions inside the source and the d
Externí odkaz:
https://doaj.org/article/691293e2917d428f817ad183413e2b0b
Autor:
Marwa. S. Salem, Ahmed Shaker, Abdelhalim Zekry, Mohamed Abouelatta, Adwan Alanazi, Mohammad T. Alshammari, Christian Gontand
Publikováno v:
Energies, Vol 14, Iss 18, p 5741 (2021)
In this work, we report on the effect of substituting the active intrinsic i-layer on a conventional pin structure of lead-free perovskite solar cell (PSC) by a homo p-n junction, keeping the thickness of the active layer constant. It is expected tha
Externí odkaz:
https://doaj.org/article/7cf07bf3ac354d68902625c80ada5c70
Publikováno v:
Alexandria Engineering Journal, Vol 96, Iss , Pp 156-175 (2024)
Traditional multilevel inverter designs often face complexity challenges, prompting the need for a simplified solution. This study introduces and evaluates the performance of a Modified Packed U-Cells (MPUC) inverter in the realm of multilevel invert
Externí odkaz:
https://doaj.org/article/4601f531d13742a281ce8fa759482f19
Autor:
Marwa S. Salem, Ahmed Shaker, Chao Chen, Luying Li, Mohamed Abouelatta, Arwa N. Aledaily, Walid Zein, Mohamed Okil
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 9, Pp 102919- (2024)
Antimony chalcogenide, as a newcomer to light harvesting materials, is regarded as an auspicious contender for incorporation as a photoactive layer in thin film tandem solar cells (TFTSCs). The current study introduces the design of all-antimony chal
Externí odkaz:
https://doaj.org/article/f1615326ecf947329db115385fa4424d
Publikováno v:
Alexandria Engineering Journal, Vol 91, Iss , Pp 30-38 (2024)
This study explores the optimization of a hetero-dielectric tunnel field-effect transistor (HDTFET) structure to improve device performance. By incorporating a high-k oxide pocket in a portion of the source-side gate insulator, a local minimum in the
Externí odkaz:
https://doaj.org/article/08be48c7dd4d499e9bd259eca106a766
Autor:
Marwa S. Salem, Mohamed Okil, Ahmed Shaker, Mohamed Abouelatta, Mostafa M. Salah, Kawther A. Al-Dhlan, Michael Gad
Publikováno v:
Crystals, Vol 14, Iss 7, p 584 (2024)
In order to surmount the Shockley–Queisser efficiency barrier of single-junction solar devices, tandem solar cells (TSCs) have shown a potential solution. Organic and Si materials can be promising candidates for the front and rear cells in TSCs due
Externí odkaz:
https://doaj.org/article/5c7bf83ad45945549350ac5bd5b4e437
Autor:
Marwa S. Salem, Mohamed Okil, Ahmed Shaker, Mohamed Abouelatta, Arwa N. Aledaily, Kawther A. Al-Dhlan, Mohammad T. Alshammari, Mostafa M. Salah, Mona El Sabbagh
Publikováno v:
Polymers, Vol 16, Iss 10, p 1412 (2024)
This work inspects the utilization of all-polymer solar cells (APSCs) in indoor applications under LED illumination, with a focus on boosting efficiency through simulation-based design. The study employs a SCAPS TCAD device simulator to investigate t
Externí odkaz:
https://doaj.org/article/0f672a60c9094e67b294b8bf46c7282f
Autor:
Omar M. Saif, Yasmine Elogail, Tarek M. Abdolkader, Ahmed Shaker, Abdelhalim Zekry, Mohamed Abouelatta, Marwa S. Salem, Mostafa Fedawy
Publikováno v:
Energies, Vol 16, Iss 11, p 4402 (2023)
With the aim of achieving high efficiency, cost-effectiveness, and reliability of solar cells, several technologies have been studied. Recently, emerging materials have appeared to replace Si-based cells, seeking economic fabrication of solar cells.
Externí odkaz:
https://doaj.org/article/9c99dd016c924297a15a0be02352fb58
Autor:
Mona S. Salem, Abdelhalim Zekry, Mohamed Abouelatta, Ahmed Shaker, Marwa S. Salem, Christian Gontrand, Ahmed Saeed
Publikováno v:
Micromachines, Vol 14, Iss 2, p 485 (2023)
This current study aims to enhance the electrostatic MEMS converter performance mainly by boosting its output power. Three different techniques are applied to accomplish such performance enhancement. Firstly, the power is boosted by scaling up the te
Externí odkaz:
https://doaj.org/article/120cb56db7b442f389cbfdc003178671
Publikováno v:
Polymers, Vol 15, Iss 4, p 869 (2023)
In this study, we present some design suggestions for all-polymer solar cells by utilizing device simulation. The polymer solar cell under investigation is formed by a photoactive film of a blend comprising PBDB-T as a polymer donor and PZT as a poly
Externí odkaz:
https://doaj.org/article/fd35c05850e24eb28841547a44686876