Match tier Confirmed
Presence Current · Arkansas
Last published 2025
Sources OpenAlex · ORCID
Refreshed 2026-08-08

Amirreza Ghadimi Avval

Affiliation confirmed via AI analysis of OpenAlex, ORCID, and web sources.

Research Associate

Also affiliated: Shahid Beheshti University (2017)

Postdoc Researcher

6 h-index 23 pubs 114 cited

Biography and Research Information

OverviewAI-generated summary

Amirreza Ghadimi Avval's research focuses on the physics-based modeling and characterization of semiconductor devices, particularly those operating at millimeter-wave frequencies. His work investigates the impact of wave propagation, device geometry, and material properties on transistor performance metrics such as cutoff frequency. He has explored optimizations for wide GaN-HEMTs and analyzed the effects of pad layout variations on high-frequency characteristics.

Ghadimi Avval also has experience in antenna design and analysis, including the modeling and machine learning applications for rectangular choke horn antennas and the analysis of choke ring circular waveguide antennas using the geometrical theory of diffraction. His research portfolio includes work on temperature-controlled microwave heating systems and patents related to wireless communication systems and medical science. He has a history of collaboration with researchers at the University of Arkansas at Fayetteville, with numerous shared publications.

Metrics

  • h-index: 6
  • Publications: 23
  • Citations: 114

Selected Publications

  • Physics Based Modeling of Multi-Finger GaN-HEMTs: Device Width Optimization (2025)
  • Physics-Based Modeling and Characterization of Wide GaN-HEMTs (2025)
    6 citations DOI OpenAlex
  • Investigating Thermal Effects and Mitigation Strategies in Multi-Finger GaN HEMTs (2024)
    2 citations DOI OpenAlex
  • Finger Width Effects on Performance of GaN HEMTs (2024)
    1 citation DOI OpenAlex
  • Enhancing Microwave Disinfection: Impact of Sodium Chloride on Microbial Inactivation (2024)
    IEEE Access 1 citation DOI OpenAlex
  • Modeling, Characterization, and Machine Learning Algorithm for Rectangular Choke Horn Antennas (2024)
    IEEE Access 8 citations DOI OpenAlex
  • Temperature-Controlled Disinfection System Using Microwave and Plasma (2023)
    2 citations DOI OpenAlex
  • Double-Choke Antenna Radiation Optimization (2023)
    1 citation DOI OpenAlex
  • Optimization of Choke Antenna Aperture Radiation Pattern (2023)
    2 citations DOI OpenAlex
  • Temperature-Controlled Microwave Heating System (2023)
    5 citations DOI OpenAlex
  • A Review of Physics-based Modeling of Millimeter-Wave Transistors (2022)
    2 citations DOI OpenAlex
  • Choke Ring Circular Waveguide Antenna Analysis and Design Using Geometrical Theory of Diffraction (2022)
    2022 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (AP-S/URSI) 5 citations DOI OpenAlex
  • Enhancing High-Frequency Performance of Millimeter-Wave Transistors by Optimizing Device Width (2022)
    3 citations DOI OpenAlex
  • Impact of Wave Propagations on Figures of Merit in Millimeter-Wave Transistors (2021)
    9 citations DOI OpenAlex
  • Effects of Pad Layout Variations on the Cut-off Frequency of Millimeter-Wave Transistors (2021)
    6 citations DOI OpenAlex

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Collaboration Network

11 Collaborators 3 Institutions 1 Country

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