Zobrazeno 1 - 10
of 102
pro vyhledávání: '"Bri, Seddik"'
Publikováno v:
FME Transactions, Vol 52, Iss 1, Pp 68-77 (2024)
In this paper, two composites ZrB₂/Al₂O₃ and FeSiAl/Al₂O₃ were characterized using the Transmission/Reflection characterization technique. The volume contents of ZrB₂ and FeSiAl inclusions in these composites vary between 0 and 15%. The r
Externí odkaz:
https://doaj.org/article/4388b93bdb534ad3ad2290307f87c8fa
Autor:
Nejdi, Ibrahime Hassan1 (AUTHOR), Bri, Seddik2 (AUTHOR), Marzouk, Mohamed3 (AUTHOR), Ahmad, Sarosh4,5 (AUTHOR), Rhazi, Youssef3 (AUTHOR), Ait Lafkih, Mustapha1 (AUTHOR), Sheikh, Yawar Ali4 (AUTHOR) yawarali@gcuf.edu.pk, Ghaffar, Adnan6 (AUTHOR), Hussein, Mousa7 (AUTHOR) yawarali@gcuf.edu.pk
Publikováno v:
Sensors (14248220). Apr2023, Vol. 23 Issue 8, p4172. 15p.
Autor:
Bikrat, Mohamed1,2 bikratmed@gmail.com, Bri, Seddik1,2 briseddik@gmail.com
Publikováno v:
Telkomnika. Apr2023, Vol. 21 Issue 2, p272-279. 8p.
Publikováno v:
FME Transactions, Vol 49, Iss 1, Pp 103-112 (2021)
This article presents new structures and methods of design of miniature third-order substrate integrated waveguide (SIW) bandpass filters on a high-permittivity ceramic substrate for the C-band. The aim was to appraise the feasibility of such filters
Externí odkaz:
https://doaj.org/article/65e841b5b660436a9a3a7d53482df071
Dielectric properties of ceramic composite materials based on alumina reinforced by titanium carbide
Publikováno v:
FME Transactions, Vol 48, Iss 4, Pp 908-913 (2020)
The aim of this research work is to study the dielectric and microwave properties of the three ceramic composites Al2O3-TiC, Al2O3-0.3TiC and Al2O3-0.7TiC. The results obtained show that the effective permittivity increases with the increase in the f
Externí odkaz:
https://doaj.org/article/8d16197d06534c008ecbf7fa60790982
Publikováno v:
E3S Web of Conferences, Vol 469, p 00003 (2023)
This article presents a comprehensive analysis of the modeling and control techniques applied to a photovoltaic (PV) system that is connected to a three-phase grid. To successfully integrate the PV system with the electrical grid, an innovative and r
Externí odkaz:
https://doaj.org/article/960bf11469254da3b4ddaac9aaf4b7d5
Publikováno v:
E3S Web of Conferences, Vol 351, p 01089 (2022)
The metamaterial absorber’s new conception and simulation are presented in this paper. Two peaks of 97% and 99,8% are respectively shown by the absorption spectrum at the resonance frequencies 12,5 GHz and 14,5 GHz. Absorptivity is greater than 80%
Externí odkaz:
https://doaj.org/article/cfdcb49e05a14e35b7b21aa5a497d2c2
Autor:
Bikrat Mohamed, Bri Seddik
Publikováno v:
E3S Web of Conferences, Vol 351, p 01060 (2022)
A reconfigurable planar antenna design bandwidth operating in ultra wide band (UWB) applications with compact dimensions of (50 × 25× 1) mm3 is proposed. The switching capability is achieved by using a two PIN diodes F-shaped slot and a two narrow
Externí odkaz:
https://doaj.org/article/7144049ff3d24787935a33e232d821ec
Publikováno v:
FME Transactions, Vol 46, Iss 1, Pp 86-92 (2018)
The aim of this research work is to present a study of the microwave dielectric properties of three dielectric composites of periodic structure with Nicalon SiC fiber, Hi-Nicalon SiC fiber and SCS6 SiC fiber which are incorporated in a ceramic matrix
Externí odkaz:
https://doaj.org/article/3305e009a58b42c2ba56a6ccc09d3b39
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