Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Al zahrani, A"'
Autor:
Shaymaa R. Tahhan, Arkadiy Mastin, Izaddeen Kabir Yakasai, Ahmad Atieh, Kawsar Ahmed, Francis M. Bui, Fahad Ahmed Al-Zahrani
Publikováno v:
Alexandria Engineering Journal, Vol 81, Iss , Pp 626-635 (2023)
This research study proposes a unique photonic crystal fiber (PCF) consisting of a solid core and a hexa-spiral shape, using tellurite as the background material. The proposed PCF exhibits numerous significant optical guiding properties, such as nonl
Externí odkaz:
https://doaj.org/article/1e6c78c04b3b4b35813c25d215f33c3a
Autor:
Salma A. Al-Zahrani, Ahmed S. Al-Fatesh, Marie-Nour Kaydouh, Ahmed Al Otaibi, Frusteri Francesco, Anis H. Fakeeha, Nissrine El Hassan
Publikováno v:
Alexandria Engineering Journal, Vol 74, Iss , Pp 371-386 (2023)
Dry reforming of methane (DRM) is a highly researched process for conversion of methane into syngas that consumes the greenhouse gas (CO2). In this work, the promotional effect of cesium on yttria-zirconia-supported nickel catalysts is studied, for t
Externí odkaz:
https://doaj.org/article/8001bf59ce1f432f805ad05308b545c6
Autor:
Shobhit K. Patel, Jaymit Surve, Juveriya Parmar, Ammar Armghan, Khaled Aliqab, Baraa Riyadh Altahan, Kawsar Ahmed, Francis M. Bui, Fahad Ahmed Al-Zahrani
Publikováno v:
Alexandria Engineering Journal, Vol 68, Iss , Pp 15-28 (2023)
In this paper, a biosensing absorber based on phase transition material is presented. Different phases of the Ge2Sb2Te5 (GST) substrate have been studied for the suggested absorber with controllable characteristics. The structure has been examined to
Externí odkaz:
https://doaj.org/article/dc09e6378ad34001be01b719b8a9729a
Autor:
Tahhan, Shaymaa R., Mastin, Arkadiy, Yakasai, Izaddeen Kabir, Atieh, Ahmad, Ahmed, Kawsar, Bui, Francis M., Ahmed Al-Zahrani, Fahad
Publikováno v:
In Alexandria Engineering Journal 15 October 2023 81:626-635
Autor:
Al-Zahrani, Salma A., S. Al-Fatesh, Ahmed, Kaydouh, Marie-Nour, Al Otaibi, Ahmed, Francesco, Frusteri, Fakeeha, Anis H., El Hassan, Nissrine
Publikováno v:
In Alexandria Engineering Journal 1 July 2023 74:371-386
Autor:
Ruhul Amin, Lway Faisal Abdulrazak, Enam Khan, Kawsar Ahmed, Francis M. Bui, Fahad Ahmed Al-Zahrani
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 11139-11147 (2022)
This research paper proposes a simple hexa-spiral hexagonal photonic crystal fiber (HSH-PCF) design containing circular timbered air holes, exhibiting a highly nonlinear coefficient and negative dispersion with lower confinement loss. The Finite Elem
Externí odkaz:
https://doaj.org/article/965a7f6f0e764da9b7301b770895a806
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 10379-10393 (2022)
The solar spectrum energy absorption is very important for designing any solar absorber. The need for absorbing visible, infrared, and ultraviolet regions is increasing as most of the absorbers absorb visible regions. We propose a metasurface solar a
Externí odkaz:
https://doaj.org/article/00464a8e473a4d99859799fcfb14dbda
Autor:
Ruhul Amin, Rana M. Taha, Baraa Riyadh Altahan, Noor Mohammadd, Kawsar Ahmed, Francis M. Bui, Fahad Ahmed Al-Zahrani, Shobhit K. Patel
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 12915-12923 (2022)
This study introduces a distinctive LiNbO3-based five-ring heptagonal-shaped photonic crystal fiber (PCF) geometry that demonstrates exceptionally high birefringence (Br) and nonlinear coefficient (NLC). Fundamental simulation studies are conducted t
Externí odkaz:
https://doaj.org/article/01a948f8e7bb487da10d4a110c1d5ccc
Autor:
Md. Mehedi Hassan, Lway Faisal Abdulrazak, Abdullah G. Alharbi, Kawsar Ahmed, Francis M. Bui, Fahad Ahmed Al-Zahrani, Muhammad Shahin Uddin
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 9891-9900 (2022)
A novel single material-based anti-resonant fiber is designed, investigated, and explored in this article with supports of up to 64 OAM modes over the 0.6 μm to 1.0 μm as operating wavelength. The other properties of the designed fiber including co
Externí odkaz:
https://doaj.org/article/c5ff24d602e84eaca58d9a82a3bf1ae0
Autor:
Patel, Shobhit K., Surve, Jaymit, Parmar, Juveriya, Armghan, Ammar, Aliqab, Khaled, Altahan, Baraa Riyadh, Ahmed, Kawsar, Bui, Francis M., Al-Zahrani, Fahad Ahmed
Publikováno v:
In Alexandria Engineering Journal 1 April 2023 68:15-28