Dr Siti Nurasiah binti Mat Nawi

Dr Siti Nurasiah binti Mat Nawi

  • Post-Doctoral Research Fellow
Applied Physics and Radiation Technologies Group, CCDCU
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SDGs Focus
Good Health and Well Being
Quality Education
Industry, Innovation and Infrastructure

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)).