Dr Siti Nurasiah binti Mat Nawi

Dr Siti Nurasiah binti Mat Nawi

  • Post-Doctoral Research Fellow
Applied Physics and Radiation Technologies Group, CCDCU
SDGs Focus

Biography

Dr Siti Nurasiah holds degrees in Pure Physics and Experimental Physics (Radiation Science) from Universiti Malaya, and a PhD in Medical Science from Sunway University. Currently a post-doctoral research fellow at Sunway University, she specializes in passive-form dosimeters, radiation sterilization, and radiation damage characterization. Her focus is on developing novel radiation dosimeters for medical, industrial, and environmental applications. With 28 ISI-cited publications in top journals and almost 200 citations throughout her study, she's highly regarded for her mature thinking and productivity in research.

Academic & Professional Qualifications

  • PHD in Medical Science, Sunway University, Malaysia (2023)
  • M.Sc (Radiation Physics), Universiti Malaya, Malaysia (2016)
  • BSc (Physics), Universiti Malaya, Malaysia (2013)

Research Interests

  • Radiation and Medical Physics
  • Radiation Detection and Measurement
  • Applied Nuclear and Radiation Physics
  • Radiation Technology

Notable Publications

  1. Bradley, D. A., Lam, S. E., Nawi, S. M., Sani, S. A., Ung, N. M., Alzimami, K., ... & Taheri, A. (2024). Graphite as a Skin and Epithelium Dosimeter at mammographic energies. Radiation Physics and Chemistry, 111543. https://doi.org/10.1016/j.radphyschem.2024.111543 
  2. Khandaker, M. U., Nawi, S. M., Lam, S. E., Sani, S. A., Islam, M. A., Islam, M. A., ... & Bradley, D. A. (2023). Thermoluminescent characterization and defect studies of graphite-rich media under high dose neutron exposure. Applied Radiation and Isotopes, 110771.  https://doi.org/10.1016/j.apradiso.2023.110771 
  3. Nawi, S. N. M., Khandaker, M. U., Sani, S. A., Lam, S. E., Ung, N. M., Almugren, K. S., & Bradley, D. A. (2022). Low-cost commercial graphite-rich pencils subjected to electron irradiation for passive radiation dosimetry. Applied Radiation and Isotopes, 188, 110419. https://doi.org/10.1016/j.apradiso.2022.110419 
  4. Bradley, D. A., Nawi, S. N. M., Sani, S. A., Khandaker, M. U., & Almugren, K. S. (2022). Characterisation of graphite-based material for dosimetry in the mammographic energy range. Radiation Physics and Chemistry, 201, 110405.  https://doi.org/10.1016/j.radphyschem.2022.110405 
  5. Nawi, S. M., Khandaker, M. U., Sani, S. A., Ung, N. M., Lam, S. E., Al-mugren, K. S., & Bradley, D. A. (2021). The potential of polymer pencil-lead graphite for clinical electron beam dosimetry. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 165478. https://doi.org/10.1016/j.nima.2021.165478 
  6. Nawi, S. N. M., Khandaker, M. U., Bradley, D. A., Sani, S. A., & Al-mugren, K. S. (2021). Characterization of a promising luminescence-based graphite radiation dosimeter. Radiation Physics and Chemistry, 188, 109663. https://doi.org/10.1016/j.radphyschem.2021.109663 
  7. Lam, S. E., Nawi, S. N. M., Sani, S. F. A., Khandaker, M. U., & Bradley, D. A. (2021). Raman and photoluminescence spectroscopy analysis of gamma irradiated human hair. Scientific Reports, 11(1), 1-10. https://doi.org/10.1038/s41598-021-86942-4 
  8. Nawi, S. N. M., Khandaker, M. U., Sani, S. A., Ismail, S. S., Al-Mugren, K. S., Islam, M. A., ... & Bradley, D. A. (2021). Structural and dosimetric study of sub-kGy neutron-irradiated graphitic media. Radiation Physics and Chemistry, 189, 109709. https://doi.org/10.1016/j.radphyschem.2021.109709 
  9. Nawi, S. N. M., Khandaker, M. U., Bradley, D. A., Sani, S. A., Almugren, K. S., & Sulieman, A. (2020). Polymer pencil lead graphite for in vivo radiation dosimetry. Diamond and Related Materials, 106, 107860. https://doi.org/10.1016/j.diamond.2020.107860 
  10. Nawi, S. N., Abdul Sani, S. F., Khandaker, M. U., Ung, N. M., Almugren, K. S., Alkallas, F. H., & Bradley, D. A. (2020). Tailored Ge-doped fibres for passive electron radiotherapy dosimetry. Plos one, 15(7), e0235053. https://doi.org/10.1371/journal.pone.0258264 
     

Achievements & Accolades

  1. Sunway University Studentship and research grant: PG Support Fund (PGSUREC2020/012)
    (Title of research: New Generation dosimetry Based on Graphite Materials)
  2. Postgraduate Research Grant (PPP) no. project PG128-2014A under University of Malaya
    (Title of research: The Thermoluminescence Response of Ge-doped Optical Fibre
    Subjected to Electron Irradiation)
  3. SILVER AWARD (Kategori Penyelidikan) - Nuclear Agency Malaysia, 2023 (National)
    (Title: Harnessing Graphene for precise Radiotherapy Skin Dosimetry in Nasopharyngeal Cancer)
  4. Gold Award in the International Invention & Innovation Exhibition (ITEX 2016), May 2016.
    (Title: A New Intelligent Material for Radiation Detection- Germanium Flat Fiber (Ge-FF)).