Roles and responsibilities
Group Leader – Fibre Photonics, Security and Disruptive Technologies Research Centre - Personnel manager for group of 7 scientists, engineers and technologists.
Resource Sensing Thrust Leader, Quantum Photonics Security and Sensing Program (QPSS) - Leader for resource sensing thrust in NRC's QPSS Program. Leading team of 8 scientists developing new diagnostics based on nonlinear optics and sensing components based on optical fibre technology. Leading projects focused on ultrafast laser inscription of fibre Bragg grating (FBG) technology for harsh environment sensing.
Current research and/or projects
Development of fibre optic sensors for harsh environments, ultrafast laser induced fiber Bragg gratings, laser-material processing
Research and/or project statements
- Physics of ultrafast laser-material interactions are exploited to fabricate Bragg gratings in standard and exotic optical fiber for sensing and telecommunication applications.
- Processes and techniques are developed which are transferred to industry
- Fiber Bragg gratings as sensors in harsh environments are studied for applications in the energy, aerospace and defense sectors.
B.Sc. (Hons.) Physics, Carleton University, 1986
Ph.D. Physics, York University, Toronto, 1992
Adjunct professor, University of Ottawa
Fellow of the Optical Society of America (OSA)
Senior Member Institute of Electrical and Electronic Engineers (IEEE)
Member of the Society for Photonic and Instrumentation Engineers (SPIE)
- Fellowship from the Optical Society of America (2013)
- NASA Tech Brief Award (2006)
- Canadian Public Service Award (2006)
- National Capital Institute of Telecommunications (NCIT) “Under 40” Award for Researchers in Photonics (2004)
Inventions and patents
20 granted and 5 pending US patents on fiber optic components and sensors based on fiber Bragg gratings. Some of these patents have been licensed nationally and internationally.
see Google Scholar Page for full listing of publications and patents: https://scholar.google.ca/citations?user=rczZ6-8AAAAJ&hl=en&oi=ao
1. D. Grobnic, C. Hnatovsky and S. J. Mihailov, “Spectral degradation of Type II π-phase-shifted fiber Bragg gratings due to femtosecond laser induced loss,” Opt. Express 27(2), 1507-1519 (2019).
2. J. Liu, P. Lu, S.J. Mihailov, M. Wang and J. Yao, “A real-time random grating sensor array for quasi-distributed sensing based on wavelength-to-time mapping and time-division multiplexing,” Opt. Lett. 44(2), 379-382 (2019).
3. C. Hnatovsky, D. Grobnic and S. J. Mihailov, “Birefringent p-phase-shifted fiber Bragg gratings for sensing at 1000°C fabricated using an infrared femtosecond laser and a phase mask,” J. Lightwave Technol. 36(23), 5697-5703 (2018).
5. Y. Xu, L. Chen, L.Zhang, P. Lu, S. Mihailov, X. Bao, “Time-delay signature concealed broadband gain-coupled chaotic laser with fiber random grating induced distributed feedback,” Opt. Las. Technol. 109, 654-658 (2019).
7. C. Hnatovsky, D. Grobnic, S.J. Mihailov, “High-temperature stable p-phase shifted fiber Bragg gratings inscribed using infrared femtosecond pulses and a phase mask,” Opt. Express 26(18), 23550-23564 (2018).
8. M.A.S. Zaghloul, M. Wang, S. Huang, C. Hnatovsky, D. Grobnic, S. Mihailov, M.-J. Li, D. Carpenter, L.-W. Hu, J. Daw, K.P. Chen, “Radiation resistant fiber Bragg grating in random air-line fibers for sensing applications in nuclear reactor cores,” Opt. Express 26(9), 11775-11786 (2018).
9. L. Zhang, Y. Xu, P. Lu, S. Mihailov, L. Chen, and X. Bao, “Multi-wavelength Brillouin random fiber laser via distributed feedback from a random fiber grating,” J. Lightwave Technol. 36(11), 2122-2128 (2018).
10. P. Lu, S. J. Mihailov, H. Ding, D. Grobnic, R. Walker, D. Coulas, C. Hnatovsky, and A. Y. Naumov, “Plane-by-plane inscription of grating structures in optical fibers”, J. Lightwave Technol. 36 (4), 926-931 (2018).
11. S.J. Mihailov, C. Hnatovsky, D. Grobnic, K. Chen, M.-J. Li, “Fabrication of Bragg gratings in random air-line clad microstructured optical fiber,” IEEE Photon. Technol. Lett. 30(2), 209-212, (2018).
12. S.J. Mihailov, D. Grobnic, C. Hnatovsky, R.B. Walker, P. Lu, D. Coulas and H. Ding, “Extreme environment sensing using femtosecond laser inscribed fiber Bragg gratings,” Sensors 17(12), article 2909 (33 pages) (2017).
Previous work experience
Oct. 1996 — Apr. 2012
Communications Research Centre, Ottawa, ON
Acting Vice-President, Broadband Network Technologies, May 2011- Apr. 2012
- Responsible for managing the budget and human resources of the branch: ~$1.2 million Operations and Maintenance (O&M), 67 personnel
Research Program Manager Mar. 2000 – Apr. 2012
- Developed new research programs and efforts related to photonics and optical communications, specifically those exploiting photosensitivity for the development of passive and active optical components in optical fibers and waveguides.
- Performed R&D on fiber Bragg grating (FBG) optical technologies, transferred new developments to industry.
July 1994-Oct. 1996
JDS-Fitel Inc., Nepean, ON
- Established company FBG fabrication facility, supervised 2 Ph.D. scientist, 1 engineer, 2 technicians
Jan. 1993 – June 1994
Exitech Limited, Oxford, U.K.
Post-Doctoral Researcher/Project Leader
- Performed R&D on FBG optical technologies
Jan. 1992 – Jan. 1993
Université de Bordeaux I
Laboratoire de Photophysique et Photochimie Moléculaire, Bordeaux, France
- Studied excimer laser material interaction with polymers
International experience and/or work
Performed post-doctoral research for one year in France, and one and half years in the United Kingdom 1992 to 1994 (see above).