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Confirmed
Presence
Current · Arkansas
Last published
2026
Sources
OpenAlex · ORCID
Refreshed
2026-10-08
S
Samir El‐Ghazaly
Affiliation confirmed via AI analysis of OpenAlex, ORCID, and web sources.
Federal Grant PI
High Impact
Distinguished Professor
Also affiliated: U.S. National Science Foundation (2012–2015); Motorola (United States) (2002); Cairo University (1987); University of Ottawa (1985); Islamic Azad University, Science and Research Branch (2015); Division of Electrical, Communications & Cyber Systems (2012–2015); Arizona State University (1989–2005); University of Tennessee at Knoxville (2003–2008); Old Dominion University (1992); The University of Texas at Austin (1987–2003); Stanford University (2014)
20 h-index
241 pubs
1,825 cited
Research Areas
Links
Biography and Research Information
OverviewAI-generated summary
Samir El‐Ghazaly, a Distinguished Professor at the University of Arkansas at Fayetteville, has a research focus on electromagnetic wave effects and modeling of microwave devices and circuits. His work includes the development of time-domain models for transistors and the analysis of superconducting microwave structures, such as microstrip lines. El-Ghazaly has investigated silicon as a microwave substrate and explored the application of genetic algorithms for the modeling and optimization of microwave devices and circuits. His research also extends to the electromagnetic and transport considerations in subpicosecond photoconductive switch modeling and the design of low-profile antennas for wireless applications.
Metrics
- h-index: 20
- Publications: 241
- Citations: 1,825
Positions
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Distinguished Professor 2023–presentUniversity of Arkansas Department of Electrical Engineering and Computer Science ORCID
Selected Publications
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Physics Based Modeling of Multi-Finger GaN-HEMTs: Device Width Optimization (2025)
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A Review on the Modeling of Millimeter-Wave Transistors (2025)
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The 2024 International Microwave and Antenna Symposium [Conference Report] (2025)
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Physics-Based Modeling and Characterization of Wide GaN-HEMTs (2025)
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Investigating Thermal Effects and Mitigation Strategies in Multi-Finger GaN HEMTs (2024)
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Finger Width Effects on Performance of GaN HEMTs (2024)
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Enhancing Microwave Disinfection: Impact of Sodium Chloride on Microbial Inactivation (2024)
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Modeling, Characterization, and Machine Learning Algorithm for Rectangular Choke Horn Antennas (2024)
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Temperature-Controlled Disinfection System Using Microwave and Plasma (2023)
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The International Microwave and Antennas Symposium (IMAS) 2023 [Meeting Report] (2023)
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Double-Choke Antenna Radiation Optimization (2023)
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Effects of Electrodes Layout on Performance of Millimeter-Wave Transistors (2023)
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Power-frequency performance of step-graded double Gunn diodes (2023)
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The 2023 International Microwave and Antenna Symposium [Conference Report] (2023)
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Optimization of Choke Antenna Aperture Radiation Pattern (2023)
Federal Grants 3 $149,990 total
NSF
PI
Jun 2024 - May 2026
Travel: USA-AFRICA WORKSHOP ON COMMUNICATION SYSTEMS AND MICROWAVE TECHNOLOGIES
NSF
PI
Mar 2021 - Mar 2022
NSF
PI
Jan 2023 - Dec 2023
Conference: USA-Africa Workshop on Communications and Microwave Emerging Technologies
Collaboration Network
Top Collaborators
Amirreza Ghadimi Avval
University of Arkansas at Fayetteville
22 shared publications
In database
- Holistic optimization technique for solving low thermal conductivity of sapphire substrates in high frequency devices
- Heterojunction Field Effect Transistors
- Impact of Wave Propagations on Figures of Merit in Millimeter-Wave Transistors
- Distributed-Model-Based Approach for Electrical and Thermal Analysis of High-Frequency GaN HEMTs
- Modeling, Characterization, and Machine Learning Algorithm for Rectangular Choke Horn Antennas
Showing 5 of 22 shared publications
Emmanuel Decrossas
Fayetteville Public Library
13 shared publications
In database
- Rigorous Characterization of Carbon Nanotube Complex Permittivity Over a Broadband of RF Frequencies
- Mode matching technique-based modeling of coaxial and circular waveguide discontinuities for material characterization purposes
- Engineered Carbon-Nanotubes-Based Composite Material for RF Applications
- Controlling the energy band gap of aligned semiconducting single-walled carbon nanotubes for THz modulator
- Effective permittivity extraction of dielectric nano-powder and nano-composite materials: Effects of packing densities and mixture compositions
Showing 5 of 13 shared publications
Mahmoud A. El Sabbagh
Fayetteville Public Library (US)
13 shared publications
- Rigorous Characterization of Carbon Nanotube Complex Permittivity Over a Broadband of RF Frequencies
- Mode matching technique-based modeling of coaxial and circular waveguide discontinuities for material characterization purposes
- Engineered Carbon-Nanotubes-Based Composite Material for RF Applications
- Carbon nanotube-based planar transmission lines
- Miniaturized carbon nanotube-based RF resonator
Showing 5 of 13 shared publications
Soheil Nouri
University of Arkansas at Fayetteville
13 shared publications
In database
- Global Modeling of Millimeter-Wave Transistors: Analysis of Electromagnetic-Wave Propagation Effects
- Comprehensive Physics-Based Model for Millimeterwave Transistors
- Impact of Wave Propagations on Figures of Merit in Millimeter-Wave Transistors
- Effects of Pad Layout Variations on the Cut-off Frequency of Millimeter-Wave Transistors
- Effects of Electrodes Layout on Performance of Millimeter-Wave Transistors
Showing 5 of 13 shared publications
Sara Ghayouraneh
University of Arkansas at Fayetteville
11 shared publications
In database
- Dynamic Addressing for On-Demand Mobility
- Modeling, Characterization, and Machine Learning Algorithm for Rectangular Choke Horn Antennas
- Practical Considerations in Traffic Flow Systems for ODM Vehicles
- Investigation of Traffic Flow for ODM Vehicles in Dynamic ICAO Addressing Process
- Choke Ring Circular Waveguide Antenna Analysis and Design Using Geometrical Theory of Diffraction
Showing 5 of 11 shared publications
Hameed A. Naseem
University of Arkansas at Fayetteville
9 shared publications
In database
- Global Modeling of Active Terahertz Plasmonic Devices
- Terahertz plasmon amplification using two-dimensional electron-gas layers
- Carbon nanotube-based planar transmission lines
- Controlling the energy band gap of aligned semiconducting single-walled carbon nanotubes for THz modulator
- Effective permittivity extraction of dielectric nano-powder and nano-composite materials: Effects of packing densities and mixture compositions
Showing 5 of 9 shared publications
Victor Fouad Hanna
Université Paris Cité (FR)
8 shared publications
- Rigorous Characterization of Carbon Nanotube Complex Permittivity Over a Broadband of RF Frequencies
- Mode matching technique-based modeling of coaxial and circular waveguide discontinuities for material characterization purposes
- Engineered Carbon-Nanotubes-Based Composite Material for RF Applications
- Effective permittivity extraction of dielectric nano-powder and nano-composite materials: Effects of packing densities and mixture compositions
- Broadband characterization of carbon nanotube networks
Showing 5 of 8 shared publications
Asmaa Elkadi
University of Arkansas at Fayetteville (US)
8 shared publications
- Controlling the energy band gap of aligned semiconducting single-walled carbon nanotubes for THz modulator
- Energy band gap study of semiconducting single walled carbon nanotube bundle
- Carbon nanotube based prototype as THz time domain sources/detectors
- Fabrication technique of highly dense aligned semiconducting single-walled carbon nanotubes devices
- On the contact resistance of single-walled carbon nanotubes in RF devices
Showing 5 of 8 shared publications
Shui-Qing Yu
University of Arkansas at Fayetteville
7 shared publications
In database
- Global Modeling of Active Terahertz Plasmonic Devices
- Terahertz plasmon amplification using two-dimensional electron-gas layers
- Controlling the energy band gap of aligned semiconducting single-walled carbon nanotubes for THz modulator
- Investigation of Growth Mechanism and Role of H2 in Very Low Temperature Si Epitaxy
- Analytical modeling of THz wave propagation inside ungated two dimensional electron gas layers
Showing 5 of 7 shared publications
Mohammad Ali Khorrami
University of Arkansas at Fayetteville (US)
7 shared publications
- Global Modeling of Active Terahertz Plasmonic Devices
- Terahertz plasmon amplification using two-dimensional electron-gas layers
- Analytical modeling of THz wave propagation inside ungated two dimensional electron gas layers
- Compact terahertz Surface Plasmon switch inside a Two Dimensional Electron Gas layer
- Analytical modeling of THz wave propagation inside ungated two-Dimensional Electron Gas layers
Showing 5 of 7 shared publications
Ibrahim N. Alquaydheb
University of Arkansas at Fayetteville
7 shared publications
In database
- Modeling, Characterization, and Machine Learning Algorithm for Rectangular Choke Horn Antennas
- Choke Ring Circular Waveguide Antenna Analysis and Design Using Geometrical Theory of Diffraction
- Temperature-Controlled Microwave Heating System
- Enhancing Microwave Disinfection: Impact of Sodium Chloride on Microbial Inactivation
- Optimization of Choke Antenna Aperture Radiation Pattern
Showing 5 of 7 shared publications
Saleh Alfawaz
University of Arkansas at Fayetteville
7 shared publications
In database
- Modeling, Characterization, and Machine Learning Algorithm for Rectangular Choke Horn Antennas
- Choke Ring Circular Waveguide Antenna Analysis and Design Using Geometrical Theory of Diffraction
- Temperature-Controlled Microwave Heating System
- Enhancing Microwave Disinfection: Impact of Sodium Chloride on Microbial Inactivation
- Optimization of Choke Antenna Aperture Radiation Pattern
Showing 5 of 7 shared publications
L. Butts
University of Arkansas at Fayetteville
4 shared publications
In database
- Performance Enhancement of W-Band Radar Through Front End Reconfiguration
- The Effect of Double-Peak Velocity Characteristics on Gunn Oscillations
- The wideband tunability of double Gunn diodes
- Power-frequency performance of step-graded double Gunn diodes
George E. Ponchak
Glenn Research Center (US)
3 shared publications
- The 2023 International Microwave and Antenna Symposium [Conference Report]
- The International Microwave and Antennas Symposium (IMAS) 2023 [Meeting Report]
- The 2024 International Microwave and Antenna Symposium [Conference Report]
Chunna Zhang
University of Tennessee at Knoxville (US)
2 shared publications
- A Low-Profile Branched Monopole Laptop Reconfigurable Multiband Antenna for Wireless Applications
- A reconfigurable multiband patch antenna for wireless applications using MEMS switches
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