Saeedeh Barzegar-Parizi | Telecommunication | Best Researcher Award

Assoc. Prof. Dr. Saeedeh Barzegar-Parizi | Telecommunication | Best Researcher Award

Associated Prof, Sirjan University of Technology, Iran

Saeedeh Barzegar-Parizi is an esteemed researcher and academician in the field of Telecommunication Engineering, specializing in microwaves, optics, and metamaterials. She holds a Ph.D. from Sharif University of Technology, Tehran, where she conducted research on artificial dielectric waveguides for millimeter-wave applications. Currently, she is an academic and research member at the Department of Electrical Engineering, Sirjan University of Technology, Iran. She has received global recognition, including being named one of the Top 2% Scientists Worldwide in 2024. Alongside her research, she has held various executive roles, including the Head of Supervision, Evaluation, and Quality Assurance at Sirjan University. Her dedication to innovation in microwave telecommunication, nano-optics, and metamaterial devices places her among the leading researchers in her field.

Profile

Education

Saeedeh Barzegar-Parizi completed her academic journey with a Ph.D. in Telecommunication Engineering from Sharif University of Technology, Tehran, specializing in microwaves and optics (2010-2015). Her doctoral thesis, “Analysis of Artificial Dielectric Waveguides for Millimeter-Wave Applications,” was supervised by Prof. Behzad Rejaei. Prior to that, she earned an M.Sc. in Telecommunication Engineering (2008-2010) from the same institution, focusing on scattering from rough surfaces using complex image Green’s functions. Her undergraduate studies were completed at Iran University of Science and Technology, Tehran, where she obtained a B.Sc. in Telecommunication Engineering (2004-2008). Her academic background has laid a strong foundation for her work in microwave communication, plasmonic devices, and metamaterials, making her a prominent researcher in these fields.

Awards and Honors

Saeedeh Barzegar-Parizi has earned numerous prestigious awards throughout her career. Notably, she was recognized as one of the Top 2% Scientists Worldwide in 2024, a distinction that highlights her contributions to research on a global scale. She has also been awarded Distinguished Researcher three times by the Department of Electrical Engineering at Sirjan University of Technology, in 2023, 2020, and 2019, for her exceptional research output and dedication to advancing scientific knowledge. These honors reflect her consistent efforts in advancing the fields of microwave and THz telecommunication, metamaterials, and nanophotonics. In addition to academic recognition, she has made significant leadership contributions, holding positions such as the Head of Supervision, Evaluation, and Quality Assurance at Sirjan University.

Research Focus

Saeedeh Barzegar-Parizi’s research primarily focuses on cutting-edge topics within microwave and THz telecommunication, nano-optics, and plasmonic devices. She explores novel materials like graphene and phase-change materials to design reconfigurable, tunable, and efficient devices for telecommunication applications. Her work on metamaterials, including absorbers and sensors, contributes significantly to the development of advanced materials for optical and microwave systems. Additionally, she has a keen interest in metasurfaces, studying their analytical models to optimize their performance in real-world applications. Her research aims to address pressing challenges in areas like sensing, modulation, and terahertz applications, providing solutions that bridge theoretical innovations and practical technologies.

Publications

  1. “Analytical circuit model for periodic arrays of graphene disks” 📘 (2015)
  2. “Designing Dual-Band Absorbers by Graphene/Metallic Metasurfaces” 📘 (2019)
  3. “Ultrathin, Polarization-Insensitive Multi-Band Absorbers Based on Graphene Metasurface with THz Sensing Application” 📘 (2020)
  4. “High-Q Dual-Band Graphene Absorbers by Selective Excitation of Graphene Plasmon Polaritons: Circuit Model Analysis” 📘 (2020)
  5. “Realization of wide-angle and wideband absorber using metallic and graphene-based metasurface for mid-infrared and low THz frequency” 📘 (2018)
  6. “Dynamically Switchable Sub-THz Absorber Using VO2 Metamaterial Suitable in Optoelectronic Applications” 📘 (2022)
  7. “Graphene-based Tunable Dual-Band Absorbers by Ribbon/Disk Array” 📘 (2019)
  8. “Deriving surface impedance for 2-D arrays of graphene patches using a variational method” 📘 (2017)
  9. “Dual-Broadband and Single Ultrawideband Absorbers from the Terahertz to Infrared Regime” 📘 (2021)
  10. “Calculation of effective parameters of high permittivity integrated artificial dielectrics” 📘 (2015)
  11. “Two bits dual-band switchable terahertz absorber enabled by composite graphene and vanadium dioxide metamaterials” 📘 (2024)
  12. “A Switchable Polarization-independent Broadband GST-based Metasurface Infrared Absorber in Modulating Applications” 📘 (2023)
  13. “Terahertz All Metallic Perfect Absorber for Refractive Index Sensing and Glucose Concentration Detection” 📘 (2022)
  14. “Terahertz Wideband Modulator Devices Using Phase Change Material Switchable Frequency Selective Surfaces” 📘 (2023)
  15. “Refractive Index Sensor with Dual Sensing Bands Based on Array of Jerusalem Cross Cavities to Detect the Hemoglobin Concentrations” 📘 (2022)
  16. “Terahertz High-Q Absorber Based on Holes Array Perforated into a Metallic Slab” 📘 (2021)
  17. “Dual-Band High Impedance Surface with Graphene-based Metasurfaces” 📘 (2020)
  18. “Study of backward waves in multilayered structures composed of graphene micro-ribbons” 📘 (2016)
  19. “Tunable Extraordinary Transmission through a Graphene-Covered Hole Array: An Analytical Equivalent-Circuit Modeling Approach” 📘 (2019)
  20. “An exact method for the extraction of effective bulk and surface parameters of periodic artificial media” 📘 (2015)

Maher Khaliel Ahmed | Telecomunication | Best Researcher Award

Dr. Maher Khaliel Ahmed | Telecomunication | Best Researcher Award

 Dr.-Ing,  DSV ,Germany, 

Maher Khaliel is a highly experienced High Frequency Engineer with over 12 years of expertise in both industry and academic research. His focus lies in radio frequency identification (RFID) and localization systems, with strong skills in reader antenna and tag design, as well as RF-Frontend design. Throughout his career, Khaliel has demonstrated a strong ability to drive research projects and contribute to innovative solutions in wireless communication systems. He is currently a Senior High Frequency System Engineer at ID4us, Duisburg, NRW. His professional background also includes postdoctoral work at Duisburg-Essen University, where he mentored students and published numerous impactful research papers. Khaliel is passionate about continuous learning and excels in both individual and team-oriented tasks, making significant contributions to academic and industrial advancements in the field of wireless communications.

Profile

Google Scholar

Education 

Maher Khaliel holds a Ph.D. in Electrical Engineering from Duisburg-Essen University (2016), where he graduated magna cum laude. His dissertation focused on “Realistic Frequency Coded Chipless RFID: Physically Modulated Tags and Reflectarray Reader.” Prior to this, he earned his Master of Science in Electrical Engineering from Benha Faculty of Engineering (2012), graduating with a top 1% GPA and a thesis on “Microstrip and Metamaterial Microwave Filters.” Khaliel completed his Bachelor of Science in Electrical Engineering from the same university in 2007, graduating at the top of his class. His academic journey has been marked by a commitment to advancing knowledge in high-frequency engineering, particularly in RFID technologies and antenna systems. His educational background has provided him with a deep foundation in electrical engineering, which he has built upon throughout his professional career.

Experience 

Maher Khaliel has extensive professional experience in both industry and academia. Since 2016, he has served as a Senior High Frequency System Engineer at ID4us, where he has been integral in developing novel identification and localization systems. He has also excelled in his role as a Postdoctoral Associate in the MARIE Project at Duisburg-Essen University (2017–2020), contributing to scientific research and mentoring students. Before his postdoctoral work, Khaliel completed his Ph.D. at Duisburg-Essen University, where he conducted cutting-edge research and published numerous papers. His career also includes work as a Senior Technical Consultant for CST-ME in Cairo (2013–2014), where he delivered high-level technical expertise in electromagnetic simulations. Additionally, he has experience in academia as a Research Assistant at Benha University (2008–2013) and in technical support roles at Vodafone and EMC. Khaliel’s diverse experience reflects his adaptability and expertise in high-frequency systems and RF technologies.

Awards and Honors 

Maher Khaliel has received numerous accolades throughout his academic and professional career. He was awarded the Best Paper Award at the 15th IEEE International Conference on Communications Systems for his work on “Wideband Hybrid Analog-Digital Beamforming Massive MIMO Systems Based on Rotman Lens.” He was also a finalist for the Best Paper Award at the European Conference on Antennas and Propagation in both 2015 and 2017 for his contributions to UWB chipless RFID systems. Khaliel was honored with a PhD Student Scholarship from the Deutscher Akademischer Austauschdienst (DAAD) under the German Academic Exchange Program and a Doctoral Dissertation Fellowship from Duisburg-Essen University, providing him with full-time support for dissertation completion. His exceptional contributions to the field of wireless communications and RFID technology have been consistently recognized, reflecting his dedication and leadership in advancing the field.

Research Focus 

Maher Khaliel’s research focus primarily revolves around high-frequency engineering, particularly in the areas of RFID, FMCW radar, and antenna systems. His work in RFID has contributed to the development of innovative, chipless RFID technologies with high coding capacity and enhanced detection mechanisms. He has also focused on the design of reflectarray antennas for RFID applications, as well as advancing wireless system simulation and measurement techniques. Khaliel’s expertise extends to FMCW radar systems, where he has worked on passive tag detection and precise ranging estimation. His research is characterized by a strong emphasis on practical applications, with significant contributions to multi-tag UWB RFID systems, collision avoidance algorithms, and enhancing the reading range of RFID tags. He actively explores ways to improve the efficiency and scalability of wireless communication systems and strives to bridge the gap between theoretical research and real-world implementations.

Publications 

  1. “Rotman lens based hybrid analog–digital beamforming in massive MIMO systems” 📡
  2. “A novel design approach for co/cross-polarizing chipless RFID tags of high coding capacity” 🏷️
  3. “Novel notch modulation algorithm for enhancing the chipless RFID tags coding capacity” 🛠️
  4. “Printable depolarizing chipless RFID tag based on DGS resonators for suppressing the clutter effects” 📶
  5. “Novel pseudo-noise coded chipless RFID system for clutter removal and tag detection” 🌐
  6. “UWB reflectarray antenna for chipless RFID applications” 📡
  7. “Frequency-coded chipless RFID tags: Notch model, detection, angular orientation, and coverage measurements” 🔍
  8. “Self-interference mitigation in full-duplex base-station using dual polarized reflect-array” 🔄
  9. “Long reading range chipless RFID system based on reflectarray antennas” 🏷️
  10. “A novel co/cross-polarizing chipless RFID tags for high coding capacity and robust detection” 🏷️
  11. “A novel collision avoidance MAC protocol for multi-tag UWB chipless RFID systems based on notch position modulation” 🛠️
  12. “Real-world testbed for multi-tag UWB chipless RFID system based on a novel collision avoidance MAC protocol” 🌍
  13. “Long reading range for the frequency coded Chipless RFID system based on reflectarray antennas” 📡
  14. “UWB chipless RFID system performance based on real world 3D-deterministic channel model and ZF equalization” 📶
  15. “Low-profile harmonic transponder for IoT applications” 📡
  16. “Printable, high coding capacity chipless RFID tags for low-cost item tagging” 🏷️
  17. “Novel Methodology for Increasing the Reading Range of the UWB Passive RFID Chipless Tags Considering Power Regulations” 🔧
  18. “Wideband hybrid analog-digital beamforming massive MIMO systems based on Rotman lens (Best Paper Award)” 🏆
  19. “Object recognition in high-resolution indoor THz SAR mapped environment” 🛰️
  20. “Harmonic FMCW Radar System: Passive Tag Detection and Precise Ranging Estimation” 📡