Omar Alkhazragi

PhD Students


Omar Alkhazragi received the degree of Bachelor of Science in Electrical Engineering in 2018 from King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia, and a master’s degree in electrophysics in 2019 from King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia.
He is now an electrophysics Ph.D. student in the Photonics Laboratory at KAUST. The primary focus of his research is on studying optoelectronics devices and for optical wireless communication systems. ​

Research Interests

  • Photonics and optoelectronics​
  • Optical wireless communications

Selected Publications

  • O. Alkhazragi, F. Hu, P. Zou, Y. Ha, C. H. Kang, Y. Mao, T. K. Ng, N. Chi, and B. S. Ooi, "Gbit/s ultraviolet-C diffuse-line-of-sight communication based on probabilistically shaped DMT and diversity reception," Optics Express, 28(7), 9111-9122 (2020).​

  • O. Alkhazragi, C. H. Kang, M. Kong, G. Liu, C. Lee, K.-H. Li, H. Zhang, J. M. Wagstaff, F. Alhawaj, T. K. Ng, J. S. Speck, S. Nakamura, S. P. DenBaars, and B. S. Ooi, "7.4-Gbit/s Visible-Light Communication Utilizing Wavelength-Selective Semipolar Micro-Photodetector," IEEE Photonics Technology Letters, 32(13), 767-770 (2020)​.

  • O. Alkhazragi, A. Trichili, I. Ashry, T. K. Ng, M.-S. Alouini, and B. S. Ooi, "Wide-field-of-view optical detectors using fused fiber-optic tapers," Optics Letters 46, 1916-1919 (2021).

  • O. Alkhazragi, X. Sun, V. Zuba, E.-M. Amhoud, H. Oubei, T. K. Ng, B. Jones, M.-S. Alouini, and B. S. Ooi, "Spectrally resolved characterization of thermally induced underwater turbulence using a broadband white-light interrogator," IEEE Photonics Journal, 11(5) Art. No. 7905609 (2019).

  • O. Alkhazragi, F. Hu, P. Zou, Y. Ha, Y. Mao, T. K. Ng, N. Chi, and B. S. Ooi, "2.4-Gbps Ultraviolet-C Solar-Blind Communication Based on Probabilistically Shaped DMT Modulation," in Optical Fiber Communication Conference (OFC) 2020, paper M3I.5 (2020).​

  • ​M. Kong, C. H. Kang, O. Alkhazragi, X. Sun, Y. Guo, M. Sait, J. A. Holguin-Lerma, T. K. Ng, and B. S.‍Ooi,‍“A‍ survey‍ on‍ energy-autonomous solar cell receivers toward application in satellite-air-ground-ocean‍ communication,”‍ Progress in Quantum Electronics, p. 100300 (2020). 

  • C. H. Kang, G. Liu, C. Lee, O. Alkhazragi, J. M. Wagstaff, K.-H. Li, F. Alhawaj, T. K. Ng, J. S. Speck, S. Nakamura, S. P. Denbaars, and B. S. Ooi, "Semipolar (2021) InGaN/GaN micro-photodetector for gigabit-per-second visible light communication,Applied Physics Express (2019).

  • M. H. M. Shamim, O. Alkhazragi, T. K. Ng, B. S. Ooi, and M. Z. M. Khan, "Tunable Dual-Wavelength Self-injection Locked InGaN/GaN Green Laser Diode," IEEE Access (2019).  

  • ​Y. Weng, Y. Guo, O. Alkhazragi, T. K. Ng, J.-H. Guo, and B. S. Ooi, "Impact of Turbulent-Flow-Induced Scintillation on Deep-Ocean Wireless Optical Communication," Journal of Lightwave Technology, vol. 37, no. 19, pp. 5083-5090, 2019.

  • C. H. Kang, A. Trichili, O. Alkhazragi, H. Zhang, R. C. Subedi, Y. Guo, S. Mitra, C. Shen, I. S. Roqan, T. K. Ng, M.-S. Alouini, and B. S. Ooi, "Ultraviolet-to-blue color-converting scintillating-fibers photoreceiver for 375-nm laser-based underwater wireless optical communication," Optics Express, vol. 27, no. 21, 30450-30461 (2019).

  • X. Sun, W. Cai, O. Alkhazragi, E.-N. Ooi, H. He, A. Chaaban, C. Shen, H. M. Oubei, M. Z. M. Khan, T. K. Ng, M.-S. Alouini, and B. S. Ooi, "375-nm ultraviolet-laser based non-line-of-sight underwater optical communication," Optics Express, vol. 26, no. 10, pp. 12870-12877, 2018.


  • January 2018 - Present, M.S./Ph.D. in Electrical Engineering at KAUST, Thuwal, Saudi Arabia
  • January 2014 - January 2018, B.S. in Electrical Engineering at KFUPM, Dhahran, Saudi Arabia

Professional Profile

  • 7/2017 - 8/2017, Research intern, Photonics Laboratory, KAUST
  • 2/2017 - 6/2017, Teaching assistant, Communications Laboratory, KFUPM


  • Qiyas Excellence Award for Scientific Distinction
  • KFUPM Physics Olympiad - 1st place

KAUST Affiliations

Computer, Electrical and Mathematical Sciences and Engineering (CEMSE) Division, Electrical and Computer Engineering