Hosam M Gomaa | Material Science | Member

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Dr. Hosam M Gomaa | Material Science | Member

PHD at Faculty of Science, Al-Azhar University, Cairo, Egypt

Dr. Hosam M. Gomaa, based in Giza, Egypt, is an accomplished physicist specializing in Solid State Physics. With a background from Al-Azhar University, Cairo, he has lectured extensively in Libya and Egypt, covering diverse topics from General Physics to Optics. Currently affiliated with the Pharaohs Higher Institute, his research spans Materials, Optics, and Physics, focusing on areas like Oxide Glasses and Nanomaterials. Dr. Gomaa is known for his expertise in Thermal Analysis and Spectral Techniques. He has been an integral part of prestigious scientific teams, contributing significantly to Mossbauer Effect and Nanoscience research labs.

Professional Profiles:

Educational Qualifications

B. Sc. of Physics, Physics Department, Faculty of Science, Al-Azhar University, Cairo, Egypt, 1999/2000 M. Sc. of Solid State Physics, Department of Physics, Faculty of Science, Al-Azhar University, Cairo, Egypt, 2005 Ph. D. of Solid State Physics, Department of Physics, Faculty of Science, Al-Azhar University, Cairo, Egypt, 2008

Statement of Previous Experience:

Formal Lecturer (Assistant Professor) of Physics, Department of Physics, Faculty of Arts and Sciences, Sert University, Libya, 2009-2015 Lecturer (Assistant Professor) of Engineering Physics, Department of Physics, Faculty of Engineering Technology, Sert University, Libya, 2009-2015 Formal Tutor (Assistant Professor) of Basic Sciences (Physics, Electrical Engineering, Fundamentals of Electronics, Optics), Optical Branch, High Institute of Optical Technology, Cairo, Egypt, 2016-2020

Research Focus:

Dr. Hosam M. Gomaa’s research primarily focuses on the optical and structural properties of various glass systems, with a particular emphasis on bismuth borate glasses. His work encompasses the investigation of dopants like zinc, calcium, and niobium, and their effects on linear and nonlinear optical parameters. Additionally, he explores the structural modifications induced by the inclusion of different metal oxides, such as vanadium, copper, and titanium. Dr. Gomaa’s research contributes significantly to the understanding of glass materials for optoelectronic applications and radiation shielding. His studies offer valuable insights into the development of novel glass compositions with tailored optical and functional properties.

Publications

  1. Non-zero θ13 and δCP phase with A4 flavor symmetry and deviations to tri-bi-maximal mixing via Z2 × Z2 invariant perturbations in the neutrino sector, Publication: 2024.
  2. Effect of replacing B2O3 with Dy2O3 on the structural, physical, and radiation shielding properties of sodium boroaluminate glass, Publication: 2024.
  3. Investigating La2O3-enriched glass compositions: thermal, optical, structural properties and Gamma-Ray shielding efficiency, Publication: 2024.
  4. Photoimpedance spectroscopy of ZnTe/ZnMnTe heterojunction for photodetector devices using Cole–Cole diagrams and relaxation time process, Publication: 2023.
  5. Effect of BaO doping on the structural and optical properties of some cerium-copper sodium borate glasses, Publication: 2023.
  6. Estimate of the effect of adding CoCl 2 in different amounts on the structural, optical properties, and the radiation shielding ability of arsenic borate glasses containing Na+, Ca++, and Pb++ cations, Publication: 2023.
  7. New mathematical formulas for more accurate physical descriptions of the optical and optoelectric conductivities of an optical medium, Publication: 2023.
  8. Effect of Graphene Nanopowder on the Structural and Optical Characteristics of Lead Borovanadate Glass Containing Ca2+ and Na+ Cations, Publication: 2023.
  9. Structural properties, linear, and non-linear optical parameters of ternary Se80Te(20−x)Inx chalcogenide glass systemsAnálisis estructural y parámetros ópticos lineales y no lineales de sistemas ternarios de vidrio de calcogenuro de composición Se80Te(20-x)Inx, Publication: 2023.
  10. Toward a novel and accurate relationship between electrical and optical conductivity in opto-material sciences: New strategy, Publication: 2022.

 

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Fouad Belhora | Materials for Energy | Member

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Prof Dr. Fouad Belhora | Materials for Energy | Member

Professor HDR at Chouaib Doukkali University, Morocco

Fouad Belhora, a Professor HDR at the National School of Applied Sciences, Chouaib Doukkali University, Morocco, specializes in energy conversion of functional dielectrics and electrical aging in renewable energy systems. With a Ph.D. in materials behaviors and vibration control, he has contributed significantly to research, publishing 37 articles and participating in numerous national and international communications. His expertise extends to piezoelectric, pyroelectric, and thermoelectric systems, focusing on energy harvesting and vibration control. Belhora’s research projects, including PHC Toubkal and Project Mira, exemplify his commitment to advancing innovative solutions for sustainable energy utilization.

Professional Profiles:

Education

2018: Ability to conduct researches in university: Materials Science and Energy, National School of Applied Sciences, Chouaib Doukkali University, El Jadida, Morocco. 2013: Ph.D. degree in materials behaviors, vibration control and energy harvesting INSA de Lyon, at Electricity and Ferroelectricity Laboratory (LGEF), INSA Lyon, France and France Laboratory of Condensed Matter Physics (LPMC), Faculty of Sciences Ben M’Sik, Hassan II University of Casablanca, Morocco. 2010: Master’s degree in physics at Faculty of Sciences Ben M’Sik, Hassan II University of Casablanca, Morocco. 2008: Bachelor’s degree in physics at Faculty of Sciences Ben M’Sik, Hassan II University of Casablanca, Morocc

Professional Experiences

2018- Now: Professor (HDR) at ENSA-El Jadida. 2014-2018: Assistant Professor (PESA) at ENSA-El Jadida. 2014-2015: Temporarily attached to education and research (ATER) at University of Evry-val d’Essonne (Lab LAMBE (UMR 8587) – Teams MPI: Scientific context of the research: Polymeric Materials at Interfaces. 2013-2014: Temporarily attached to education and research (ATER) at Electricity and Ferroelectricity Laboratory (LGEF), INSA Lyon, France. Scientific context of the research: Embedded intelligence.

Area of Research Interests

Energy Conversion of Functional Dielectrics (piezoelectric, Magnetoelectric, Electrostrictive, Electromechanical effect applied in sensors and actuators, Thermoelectric and Pyroelectric) Electrical Aging and Insulation Diagnosis of Electrical Equipment in Renewable Energy System. Current research activities include piezoelectric systems, energy harvesting, vibration control, pyroelectric, and Thermoelectric systems.

Research Focus:

Fouad Belhora’s research primarily focuses on energy harvesting and multifunctional materials for sensor and actuator applications. He has contributed significantly to the optimization and improvement of thermal energy harvesting using pyroelectric materials, as well as the enhancement of the magnetoelectric effect for flexible current sensor applications. His work also includes the hybridization of electrostrictive polymers and electrets for mechanical energy harvesting, and the modeling of polyurethane/lead zirconate titanate composites for vibration energy harvesting. Belhora’s research underscores his commitment to developing innovative solutions for energy conversion and utilization in various fields, from renewable energy systems to advanced sensor technologies.

Publications 

  1. Optimization and improvement of thermal energy harvesting by using pyroelectric materials, cited by: 43, Publication date: 2016.
  2. Friction and wear performance of disc brake pads and pyroelectric energy harvesting, cited by: 27, Publication date: 2021.
  3. Modeling of polyurethane/lead zirconate titanate composites for vibration energy harvesting, cited by: 26, Publication date: 2019.
  4. Optical and electronic properties of the natural alizarin dye: theoretical and experimental investigations for DSSCs application, cited by: 15, Publication date: 2022.
  5. Synthesis by sol-gel method and characterization of nano-TiO2 powders, cited by: 15, Publication date: 2022.
  6. Aging study of a lead-acid storage bank in a multi-source hybrid system, cited by: 14, Publication date: 2020.
  7. Enhancing CZTS solar cell parameters using CZTSe BSF layer and non-toxic SnS2/In2S3 buffer layer, cited by: 11, Publication date: 2022.
  8. Mechanical energy harvesting using polyurethane/lead zirconate titanate composites, cited by: 11, Publication date: 2018.
  9. Recent advances in magnesium hydride for solid-state hydrogen storage by mechanical treatment: A DFT study, cited by: 10, Publication date: 2023.
  10. Efficiency enhancement by simulation method of Copper Antimony Disulfide thin film based solar cells, cited by: 8, Publication date: 2022.

 

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