Prof. Dr. Mohamed Salem Badawi

• Director of Academic Scientific Programs, Faculty of Advance Basic Sciences, Alamein International University – New Alamein, Egypt since 2022 until now.
• Head of Physics Department, Faculty of Science, Beirut Arab University, Lebanon since 2020-2022.

• General Physics
• Electricity and Magnetism
• Electricity and Physical Optics
• Applied Thermodynamics
• Elementary Particles Physics
• High Resolution Gamma-ray Spectroscopy
• Modern Physics
• Radiation Detectors
• Accelerator
• Introduction To Radiation Physics
• Material Properties and Heat
• Heavy Ion Radiation
• Radiation Dosimetry
• Technical Writing & Research Method
• Principles of Physics
• Biophysics
• Physics in Everyday Life
• Imaging Physics: Diagnostic and Nuclear Medicine
• Nuclear And Radiation Physics
• Laser and Its Applications
• Radiation Safety & Awareness
• Experimental Technique
• Individual Studies

1. Chaitali V. More, Zainab Alsayed, Mohamed. S. Badawi, Abouzeid. A. Thabet and Pravina P. Pawar “A Comprehensive Review of Eco-Friendly Polymer/Composite Materials for Radiation Shielding” (2021) Environ Chem Lett. https://doi.org/10.1007/s10311-021-01189-9.
2. Mohamed Elsafi, Jamila S. Alzahrani, Mahmoud I. Abbas, Mona M. Gouda, Abouzeid A. Thabet, Mohamed S. Badawi, and Ahmed M. El-Khatib “Geant4 tracks of NaI cubic detector peak efficiency, including coincidence summing correction for rectangular sources” (2021) Nuclear Science and Engineering- American Nuclear Society. DOI: https://doi.org/10.1080/00295639.2021.1895406
3. Yehia M. Abbas, Ahmed M. El-Khatib, Mohamed S. Badawi, Mahmoud T. Alabsy, Osama M. Hagag “Gamma Attenuation Through Nano Lead – Nano Copper PVC Composites” (2021) Accepted in NUCLEAR TECHNOLOGY & RADIATION PROTECTION Vol. 36, No. 1, pp. 50-59.
4. Salam F. Noureddine, Mahmoud I. Abbas and Mohamed S. Badawi “Efficiency Calibration and Coincidence Summing Correction for a NaI(Tl) Spherical Detector” (2021) Nuclear Engineering and Technology 53, 3421-3430.
https://doi.org/10.1016/j.net.2021.04.017
5. Mohamed. S. Badawi and Abouzeid. A. Thabet “Measurements Correlated to Efficiency Studies of NaI (Tl) Scintillator with Vertical Hexagonal Radioactive Source” (2021) Journal of Instrumentation, 16 P07011. https://doi.org/10.1088/1748-0221/16/07/P07011.
6. Osama Hagag, Yahia Abas, Ahmed Elkhatib, Mohamed Badawi, Mahmoud Alabsy “Dielectric Behavior of Nano Lead-Nano Copper oxides Polyvinyl Chloride (PVC) Composites” (2021) Alfarama Journal of Basic & Applied Sciences, Volume 2, Issue 2, Pages: 333-342. DOI: 10.21608/AJBAS.2021.72838.1050
7. Ahmed M. El-Khatib, Yehia M. Abbas, Mohamed S. Badawi, Osama M. Hagag, and Mahmoud T. Alabsy” Gamma radiation shielding properties of recycled polyvinyl chloride composites reinforced with micro/nano-structured PbO and CuO particles” (2021) Phys. Scr. 96, 125316.
8. Abouzeid A. THABET, Bohaysa A. SALEM, and Mohamed S. BADAWI “Study of Mathematical Functions to Fit Detector Efficiency Curve in Gamma-Ray Energy Range 59.54 Kev Up To 1408.01 Kev” (2021) Nuclear Technology & Radiation Protection, Vol. 36, No. 3, pp. 224-233.
9. Amro Obeid, Hanna El Balaa, Omar El Samad, Zainab Alsayed, Ramadan Awad, and Mohamed S. Badawi “Effects of Different Nano Size And Bulk WO3 Enriched By Hdpe Composites on Attenuation of The X-Ray Narrow Spectrum” (2021) Nuclear Technology & Radiation Protection, Vol. 36, No. 4, pp. 315-328
10. Amro Obeid, Mohamad Roumie, Mohamed. S. Badawi and Ramadan Awad “Evaluation of the Effect of Different Nano-Size of WO3 Addition on the Thermal Properties of HDPE Composite” (2022) International Journal of Thermophysics 43:37-https://doi.org/10.1007/s10765-021-02969-9
11. Amro Obeid, Mohamad Roumie, Mohamed S. Badawi and Ramadan Awad “Evaluation of the Effect of Different Nano‑Size of WO3 on the Structural and Mechanical Properties of HDPE” (2022) J Inorg Organomet Polym. https://doi.org/10.1007/s10904-021-02219-3
12. Abouzeid. A. Thabet and Mohamed. S. Badawi “Analytical-Numerical Formula for Estimating the Characteristics of a Cylindrical NaI(Tl) Gamma-ray Detector with a Side-Through Hole” (2022) Nuclear Engineering and Technology 54, 3795-3802. https://doi.org/10.1016/j.net.2022.04.020
13. Mohamed. S. Badawi and Abouzeid. A. Thabet “Calibration of Cylindrical NaI(Tl) Gamma-Ray Detector Intended for Truncated Conical Radioactive Source” (2022) Nuclear Engineering and Technology 54, 1421-1430
14. Ahmad Firas Osman, Hanna El Balaa, Omar El Samad, Zainab Alsayed, Ramadan Awad and Mohamed S. Badawi “Effect Of Pbo Incorporation With Different Particle Size On X-Ray Attenuation Of Polystyrene” (2022) Nuclear Technology & Radiation Protection, Vol. 37, No. 1, pp. 18-30.
https://doi.org/10.2298/NTRP3701018O
15. Mohamed S. Badawi, A. Hamzawy and Abouzeid A. Thabet “Hybrid analytical method for calibrating a standard NaI(Tl) gamma-ray scintillation detector using a lateral hexagonal radioactive source” (2022) AIP Advances 12, 065021
16. Mohamed S. Badawi and Abouzeid A. Thabet “Analytical Computation Technique to Calculate the Effective Geometrical Solid Angle and the Efficiency of Cubic Scintillation Crystal with Side Cylindrical Hole” (2022) Nuclear Technology & Radiation Protection, Vol. 37, No. 2, pp. 91-102
https://doi.org/10.2298/NTRP2202091B
17. Amro Obeid, Hanna EL Balaa, Omar EL Samad, Ramadan Awad and Mohamed S. Badawi “Attenuation parameters of HDPE filled with different nano-size and bulk WO3 for X-ray shielding applications” (2022) The European Physical Journal Plus 137:1229. https://doi.org/10.1140/epjp/s13360-022-03361-8
18. Ahmad Firas Osman, A. M. Abdallah, Mohamed. S. Badawi, Mohamad Roumie and R. Awad “Characterization of lead oxide milled nanoparticles and the effect of their incorporation on the thermal properties of polystyrene” (2023) Journal of Engineering Science and Technology (JESTEC) Vol. 18, No. 1 (2023) 481-507
19. Ahmad Firas Osman, Mohamed. S. Badawi, Mohamad Roumie, and Ramadan Awad “Effect of PbO Incorporation with Different Particle Sizes on Structural and Mechanical Properties of Polystyrene” (2023) Materials Performance and Characterization, Vol 12, No. 1. doi:10.1520/MPC20220070
20. Ahmad Firas Osman, Hanna El Balaa, Omar El Samad, Ramadan Awad, Mohamed S. Badawi “Assessment of X-ray Shielding Properties of Polystyrene Incorporated with Different Nano-sizes of PbO” (2023) Radiation and Environmental Biophysics. https://doi.org/10.1007/s00411-023-01017-4.
21. Mona M. Gouda, Amro Obeid, Ramadan Awad and Mohamed S. Badawi “Gamma-ray Attenuation Parameters of HDPE Filled with Different Nano-Size and Bulk WO3” (2023) Applied Radiation and Isotopes, 197, 110790.

1. 7th International Radiation Physics and Protection Conference 27-30 November, Ismailia, Egypt, 2004.
2. Nuclear and Radiation Physics and Its Applications Workshop held at Faculty of Science, Alexandria University, Alexandria, Egypt in 7-8 February 2009.
3. XLII International Conference on Physics of Charged Particle Interactions with Crystals, 29-31 May, Moscow, Russia, 2012.
4. The Fourth Arab International Conference on Physics and Materials Science, October 1-3, Alexandria, Egypt, 2012.
5. 11th International Radiation Physics and Protection Conference, 25-28 November, Ismailia, Egypt 2012.
6. Health Physics Society’s 59th Annual Meeting, “Radiation Safety Conference”, Baltimore, Maryland, USA 13-17 July 2014.
7. The First International Conference on Radiation Physics and Its Applications (ICRPA-1) Alexandria, Egypt 11-14 April 2015.
8. XLV International Conference on Physics of Charged Particle Interactions with Crystals, 26-28 May, Moscow, Russia, 2015.
9. Health Physics Society’s 61st Annual Meeting, “Radiation Safety Conference”, Spokane, Washington, USA 17-21 July 2016.
10. Material Technology Workshop held at Faculty of Science, Beirut Arab University, Beirut, Lebanon on 16-17 March 2017.
11. 4th International Conference on Advanced In Biomedical Engineering (ICABME’17) held at the Lebanese University, Rafic Hariri Campus, Hadath, Beirut, Lebanon on 19-20 October 2017.
12. Participated in the intensive international training program” JINR EXPERTISE FOR MEMBER STATES AND PARTNER COUNTRIES”, Dubna, Russia from 27 November to 1 December 2017.
13. Participated in the 1st Student Innovation and Research Conference for Arab Universities and Schools (SIRCAUS – BAU) held at the Faculty of Science, Beirut Arab University, Beirut, Lebanon on 27-28 March 2018.
14. Participated in the “Harmless Use of Nuclear and Radiation Energy” workshop, Which was held at Beirut Arab University, Beirut Campus, Beirut, Lebanon on March 28th, 2019.
15. Participated in “2nd National Workshop on Innovative Materials and Applications” (NWIMA-2)-Organized by the Faculty of Sciences, Lebanese University, Beirut, Lebanon on 2-3 May 2019.
16. Participated in “2nd AUBMC Theranostics Conference” Organized by the Continuing Medical Education office in collaboration with The Division of Nuclear Medicine, PET/CT and Cyclotron Facilities, Department of Diagnostic Radiology at AUBMC, and endorsed by the International Atomic Energy Agency (IAEA), Arab Society of Nuclear Medicine (ARSNM), Lebanese Atomic Energy Commission (LAEC), and the Lebanese Society of Nuclear Medicine (LSNM). American University of Beirut Medical Center (AUBMC), on September 6-7, 2019, AUBMC, Multipurpose room, Halim and Aida Academic and Clinical Center. Beirut, Lebanon.
17. Participated in the symposium held by the Association of Arab Universities to introduce the international center for the use of synchrotron radiation in the field of experimental sciences and its applications in the middle east on October 18, 2020, via the Zoom app.
18. Participated as the main speaker in the webinar “Radioactivity in Everyday Life” which was organized by the Faculty of Science in Beirut Arab University and the Lebanese Association of Physics Teachers on December 11, 2020.
19. Participated in “BAU Virtual Science Fair Jury Panel” organized by the Faculty of Science in Beirut Arab University on the 12th & 24th of April, 2021.
20. Participated as a Keynote Speaker in International Symposium on Nuclear Science and Applications (SNSA-2021) which will be held from October 29-31, 2021 in Guilin, China.
21. Participated in the National Seminar (Webinar) on “Gamma-Ray Interaction Studies with the matter” organized by the Department of Physics, Indira Gandhi Sr. College, Cidco, Nanded-India dated 12/06/2021.
22. Participated in the regular national seminar (Webinar) organized by the Steering Committee of the National Network for Radiation Physics-Atomic Energy Authority-Egypt -27/6/2022.
23. Participated as a Keynote Speaker in International Symposium on Nuclear Science and Applications (SNSA-2022) which will be held from August 13-15, 2022 Xiamen, China.
24. Participated in the Radiation Physics Seminar organized by the Steering Committee of the National Network for Radiation Physics-Atomic Energy Authority-Egypt,15-16/11/2022.

1- PI of the project “Determination of the elemental concentration of different samples by FNISGA, RNCTA, PGNAA, DGNAA and NAA analyses“Has been accepted (2015-2016) and funded by the ASRT-JINR agreement for two years.
2- Co-PI of the project “Developing of the Radiation Physics Laboratory for Radiation and Nuclear Researches “ which has been accepted (2016-2017) and funded by the Science & the Technology Development Fund-Ministry of Scientific Research for 18 months (STDF).
3- Member of the project “Environmental Radioactivity and its impact on the surrounding area inside Saudi Arabia“ which has been accepted (2016-2017) and funded by the Saudi Arabia government.
4- Member of the project “Efficiency Calibration and Coincidence Summing Correction For NaI(Tl) Spherical Detector“ which has been accepted (2016-2017) and funded by the Lebanon government.
5- PI of the project “Development and Study the Properties of Nano/Polymer Composites to Serve as Gamma-Rays Shielding“ which has been accepted (2018-2019) and funded by Beirut Arab University (BAU) and National Council for Scientific Research (CNRS) in Lebanon.