Zobrazeno 1 - 10
of 103
pro vyhledávání: '"Fahad A. Al-Zahrani"'
Autor:
Yassine Khlifi, Fahad A. Al-Zahrani
Publikováno v:
Heliyon, Vol 10, Iss 2, Pp e24058- (2024)
All-optical networks (AON) provide large bandwidth, high-speed switching, and quality of service (QoS). However, the emergence of recent applications generating flexible traffic demands affects AON resource utilization and QoS management. These conce
Externí odkaz:
https://doaj.org/article/f26de1cdd30a48538d0e053554eb59e2
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
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 4, Pp 2799-2806 (2022)
In this work, a modified square photonic crystal fiber (MS-PCF) architecture is exposed with ultra-high negative dispersion for communication window. The validation of the model is successfully performed by applying an efficient full-vector finite el
Externí odkaz:
https://doaj.org/article/f291ca8e98c44ed18b091bb820af352d
Autor:
Shobhit K. Patel, Jaymit Surve, Vijay Katkar, Juveriya Parmar, Fahad Ahmed Al-Zahrani, Kawsar Ahmed, Francis Minhthang Bui
Publikováno v:
IEEE Access, Vol 10, Pp 24797-24814 (2022)
We have investigated graphene-based three various refractive index sensors (split ring resonator (SRR), split ring resonator with thin wire (SRRTW), and thin wire (TW) refractive index sensors) for the encoding and sensing-based applications. The sen
Externí odkaz:
https://doaj.org/article/2168b1d418b345498824b5a1b1a2b483
Publikováno v:
Alexandria Engineering Journal, Vol 60, Iss 6, Pp 5065-5076 (2021)
This article introduced a double guided ring-based spiral photonic crystal fiber (S-PCF) supporting both the orbital angular momentum (OAM) and linear polarization (LP) mode simultaneously with the efficient transmission. The outcomes exhibition that
Externí odkaz:
https://doaj.org/article/7a0cc44c61a8442dbea04a099b9bfcd7
Autor:
Fahad Ahmad Al-Zahrani, Kawsar Ahmed
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 4889-4899 (2020)
In this article, we propose, investigate, and analyze a novel designed two guided modes regions ring-core photonic crystal fiber (PCF) with relatively greater effective refractive index separation and also high isolation value which can be negligible
Externí odkaz:
https://doaj.org/article/c600f7dc3bb04af0a9c5227362e700a8
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 5019-5030 (2020)
Power communication network is an indispensable unit to maintain power network operation. The application of optical fiber nanotechnology in power communication transmission is studied in this paper. The optical fiber nanotechnology is applied to the
Externí odkaz:
https://doaj.org/article/b172efb3fb29428a98f9c46008fbd08f