Dr. Stephen J. Mihailov Profile

Dr. Stephen J. Mihailov

Principal Research Officer at

SPIE Involvement:

Conference Program Committee | Conference Co-Chair | Conference Chair | Author | Editor

Publications (64)

PROCEEDINGS ARTICLE | May 14, 2018

High temperature measurement of a low emission, high pressure combustor using femtosecond laser written fiber Bragg gratings

Proc. SPIE. 10654, Fiber Optic Sensors and Applications XV

KEYWORDS: Packaging, Fiber optics, Fiber Bragg gratings, Sensors, In situ metrology, Combustion, Industrial metrology, Temperature metrology

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PROCEEDINGS ARTICLE | January 10, 2018

Radiation resilient fiber Bragg grating sensors for sensing applications in nuclear reactor cores

Proc. SPIE. 10618, 2017 International Conference on Optical Instruments and Technology: Advanced Optical Sensors and Applications

KEYWORDS: Optical fibers, Titanium, Safety, Silica, Fiber Bragg gratings, Cladding, Sensors, Fiber optics sensors, Medium wave, Temperature metrology

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PROCEEDINGS ARTICLE | May 18, 2017

Combustor deployments of femtosecond laser written fiber Bragg grating arrays for temperature measurements surpassing 1000 °C

Proc. SPIE. 10194, Micro- and Nanotechnology Sensors, Systems, and Applications IX

KEYWORDS: Infrared sensors, Ultrafast phenomena, Gas sensors, Femtosecond phenomena, Aerospace engineering, Fiber Bragg gratings, Sensors, Laser scattering, Temperature sensors, Thermometry, Pollution control, Infrared radiation, Environmental sensing, Thermal engineering, Thermodynamics, Temperature metrology

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PROCEEDINGS ARTICLE | April 23, 2017

Plane-by-plane inscription of grating structures in optical fibers

Proc. SPIE. 10323, 25th International Conference on Optical Fiber Sensors

KEYWORDS: Optical fibers, Microscopes, Femtosecond phenomena, Fiber Bragg gratings, Scattering, Cladding, Structured optical fibers, Fiber lasers, Infrared lasers, Objectives

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PROCEEDINGS ARTICLE | April 23, 2017

High resolution temperature mapping of gas turbine combustor simulator exhaust with femtosecond laser induced fiber Bragg gratings

Proc. SPIE. 10323, 25th International Conference on Optical Fiber Sensors

KEYWORDS: Gas sensors, Femtosecond phenomena, Fiber Bragg gratings, Sensors, Control systems, Fiber lasers, Infrared lasers, Optical simulations, Environmental sensing, Temperature metrology

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PROCEEDINGS ARTICLE | April 23, 2017

Multi-parameter fiber optic sensors based on fiber random grating

Proc. SPIE. 10323, 25th International Conference on Optical Fiber Sensors

KEYWORDS: Refractive index, Optical amplifiers, Femtosecond phenomena, Fiber optics, Cladding, Sensors, Fiber lasers, Fiber optics sensors, Environmental sensing, Temperature metrology

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PROCEEDINGS ARTICLE | February 20, 2017

High-resolution fast temperature mapping of a gas turbine combustor simulator with femtosecond infrared laser written fiber Bragg gratings

Proc. SPIE. 10110, Photonic Instrumentation Engineering IV

KEYWORDS: Ultrafast phenomena, Photonic devices, Gas sensors, Femtosecond phenomena, Fiber Bragg gratings, Sensors, Control systems, Infrared lasers, Temperature sensors, Technetium, Environmental sensing, Temperature metrology

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PROCEEDINGS ARTICLE | May 12, 2016

New technique for fabrication of low loss high temperature stable high reflectivity FBG sensor arrays

Proc. SPIE. 9852, Fiber Optic Sensors and Applications XIII

KEYWORDS: Optical fibers, Femtosecond phenomena, Modulation, Fiber Bragg gratings, Sensors, Ultraviolet radiation, Annealing, Reflectivity, Pulsed laser operation, Temperature metrology

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PROCEEDINGS ARTICLE | May 12, 2016

Ultrafast laser inscribed fiber Bragg gratings for sensing applications

Proc. SPIE. 9852, Fiber Optic Sensors and Applications XIII

KEYWORDS: Optical fibers, Femtosecond phenomena, Modulation, Silica, Fiber Bragg gratings, Sensors, Glasses, Ultraviolet radiation, Sapphire, Temperature metrology

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PROCEEDINGS ARTICLE | March 15, 2016

High temperature monitoring of an oxy-fuel fluidized bed combustor using femtosecond infrared laser written fiber Bragg gratings

Proc. SPIE. 9754, Photonic Instrumentation Engineering III

KEYWORDS: Ultrafast phenomena, Photonic devices, Femtosecond phenomena, Carbon dioxide, Silica, Fiber Bragg gratings, Reflection, Sensors, Calibration, Combustion, Infrared lasers, Temperature sensors, Pollution control, Environmental sensing, Carbon sequestration, Temperature metrology

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PROCEEDINGS ARTICLE | September 28, 2015

Entrained-flow gasifier and fluidized-bed combustor temperature monitoring using arrays of fs-IR written fiber Bragg gratings

Proc. SPIE. 9634, 24th International Conference on Optical Fibre Sensors

KEYWORDS: Thermography, Femtosecond phenomena, Fiber Bragg gratings, Sensors, Calibration, Skin, Copper, Pollution control, Environmental sensing, Temperature metrology

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SPIE Journal Paper | May 7, 2015

Highly tunable microwave and millimeter wave filtering using photonic technology

Seregelyi, Joseph , Lu, Ping , Paquet, Stéphane , Celo, Dritan , Mihailov, Stephen

OE Vol. 54 Issue 05

KEYWORDS: Fiber Bragg gratings, Optical filters, Microwave radiation, Tunable filters, Electronic filtering, Signal attenuation, Extremely high frequency, Phase modulation, Single mode fibers, Temperature metrology

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PROCEEDINGS ARTICLE | September 25, 2014

Femtosecond laser induced fiber Bragg gratings for harsh environment sensing applications

Proc. SPIE. 9288, Photonics North 2014

KEYWORDS: Optical fibers, Femtosecond phenomena, Silica, Fiber Bragg gratings, Sensors, Glasses, Coating, Sapphire, Environmental sensing, Temperature metrology

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SPIE Conference Volume | June 6, 2013

Fiber Optic Sensors and Applications X

PROCEEDINGS ARTICLE | October 24, 2012

Chemical and pressure sensors using tapered optical fiber with polymer layer

Proc. SPIE. 8412, Photonics North 2012

KEYWORDS: Optical fibers, Refractive index, Cladding, Sensors, Polymers, Tapered optical fibers, Polymer optical fibers, Geometrical optics, Polymeric sensors, Chemical fiber sensors

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SPIE Conference Volume | June 5, 2012

Fiber Optic Sensors and Applications IX

PROCEEDINGS ARTICLE | March 20, 2012

Temperature stability in silica based fiber Bragg gratings

Proc. SPIE. 8257, Optical Components and Materials IX

KEYWORDS: Ultrafast phenomena, Silica, Fiber Bragg gratings, Sensors, Annealing, Hydrogen, Fiber lasers, Ultrafast lasers, Pulsed laser operation, Temperature metrology

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PROCEEDINGS ARTICLE | January 31, 2012

Regenerated femtosecond fibre Bragg gratings

Proc. SPIE. 8351, Third Asia Pacific Optical Sensors Conference

KEYWORDS: Femtosecond phenomena, Silica, Fiber Bragg gratings, Cladding, Glasses, Ultraviolet radiation, Hydrogen, Infrared lasers, Planar waveguides, Radiation effects

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PROCEEDINGS ARTICLE | September 8, 2011

A pressure sensor using tapered optical fiber and curved polymer films

Proc. SPIE. 8007, Photonics North 2011

KEYWORDS: Optical fibers, Refractive index, Waveguides, Cladding, Sensors, Polymers, Tapered optical fibers, Polymer optical fibers, Polymer thin films, Polymeric sensors

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PROCEEDINGS ARTICLE | June 3, 2011

High speed measurements using fiber-optic Bragg gratings

Proc. SPIE. 8028, Fiber Optic Sensors and Applications VIII

KEYWORDS: Fiber optics, Fiber Bragg gratings, Sensors, Ions, Structured optical fibers, Ultrasonics, Fiber optics sensors, Explosives, Acoustics, Fiber optics tests

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PROCEEDINGS ARTICLE | May 18, 2011

Probing of sapphire fiber Bragg gratings using intrinsic black-body radiation

Proc. SPIE. 7753, 21st International Conference on Optical Fiber Sensors

KEYWORDS: Optical fibers, Fabry–Perot interferometers, Silica, Fiber Bragg gratings, Sensors, Structured optical fibers, Sapphire, Black bodies, Bromine, Temperature metrology

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PROCEEDINGS ARTICLE | May 18, 2011

Hydrogen detection in high pressure gas mixtures using a twin hole fibre Bragg grating

Proc. SPIE. 7753, 21st International Conference on Optical Fiber Sensors

KEYWORDS: Optical fibers, Refractive index, Femtosecond phenomena, Silica, Fiber Bragg gratings, Sensors, Hydrogen, Diffusion, Palladium, Optical gas detection

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PROCEEDINGS ARTICLE | May 17, 2011

Self-packaged Type II femtosecond IR laser induced fiber Bragg grating for temperature applications up to 1000 °C

Proc. SPIE. 7753, 21st International Conference on Optical Fiber Sensors

KEYWORDS: Optical fibers, Ultrafast phenomena, Femtosecond phenomena, Silica, Fiber Bragg gratings, Coating, Single mode fibers, Fiber optics sensors, Infrared lasers, Temperature metrology

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SPIE Conference Volume | May 10, 2011

Fiber Optic Sensors and Applications VIII

PROCEEDINGS ARTICLE | February 23, 2011

High temperature multiparameter sensor

Proc. SPIE. 7934, Optical Components and Materials VIII

KEYWORDS: Refractive index, Tunable lasers, Femtosecond phenomena, Waveguides, Fiber Bragg gratings, Cladding, Sensors, Infrared radiation, Type II superlattice infrared photodetectors, Temperature metrology

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PROCEEDINGS ARTICLE | September 21, 2010

Study of high temperature stable fiber Bragg gratings fabricated in silica based fiber

Proc. SPIE. 7750, Photonics North 2010

KEYWORDS: Silica, Fiber Bragg gratings, Cladding, Ultraviolet radiation, Annealing, Germanium, Hydrogen, Fiber lasers, Pulsed laser operation, Temperature metrology

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PROCEEDINGS ARTICLE | September 21, 2010

Chemical sensor using polymer coated tapered optical fibers

Proc. SPIE. 7750, Photonics North 2010

KEYWORDS: Optical fibers, Waveguides, Cladding, Sensors, Polymers, Coating, Tapered optical fibers, Polymer optical fibers, Polymeric sensors, Chemical fiber sensors

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PROCEEDINGS ARTICLE | April 23, 2010

High-temperature fiber Bragg grating sensors in microstructured fibers for harsh environment applications

Proc. SPIE. 7677, Fiber Optic Sensors and Applications VII

KEYWORDS: Optical fibers, Polarization, Birefringence, Fiber Bragg gratings, Sensors, Fiber optics sensors, Ultrafast lasers, Excimer lasers, Environmental sensing, Temperature metrology

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PROCEEDINGS ARTICLE | April 20, 2010

Review of high-speed fiber optic grating sensor systems

Proc. SPIE. 7677, Fiber Optic Sensors and Applications VII

KEYWORDS: Optical filters, Fiber optics, Fiber Bragg gratings, Sensors, Nondestructive evaluation, Fiber optics sensors, Bridges, Explosives, Velocity measurements, Signal detection

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SPIE Conference Volume | April 20, 2010

Fiber Optic Sensors and Applications VII

PROCEEDINGS ARTICLE | February 25, 2010

Applications of femtosecond laser induced Bragg gratings in silica and non-silica based optical fibers

Proc. SPIE. 7589, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications X

KEYWORDS: Optical fibers, Femtosecond phenomena, Silica, Fiber Bragg gratings, Cladding, Ultraviolet radiation, Coating, Fiber lasers, Infrared lasers, Sapphire

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SPIE Journal Paper | February 1, 2010

Optical evanescent field waveguide Bragg grating pressure sensor

Dai, Xiaoli , Mihailov, Stephen , Blanchetiere, Chantal

OE Vol. 49 Issue 02

KEYWORDS: Waveguides, Sensors, Fiber Bragg gratings, Refractive index, Polymers, Polymer multimode waveguides, Waveguide modes, Cladding, Silica, Fiber optics sensors

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PROCEEDINGS ARTICLE | October 5, 2009

High sensitivity FBG sensor made in bismuth oxide fibre with ultrafast radiation

Proc. SPIE. 7503, 20th International Conference on Optical Fibre Sensors

KEYWORDS: Oxides, Ultrafast phenomena, Femtosecond phenomena, Silica, Fiber Bragg gratings, Sensors, Glasses, Reflectivity, Bismuth, Temperature metrology

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PROCEEDINGS ARTICLE | April 28, 2009

Embedded fiber optic Bragg grating (FBG) detonation velocity sensor

Proc. SPIE. 7316, Fiber Optic Sensors and Applications VI

KEYWORDS: Optical fibers, Fiber optics, Fiber Bragg gratings, Sensors, Reflectivity, Photodiodes, Fiber optics sensors, Explosives, Velocity measurements, Signal detection

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PROCEEDINGS ARTICLE | April 28, 2009

Through-the-jacket inscription of fiber Bragg gratings using femtosecond infrared radiation for sensor applications

Proc. SPIE. 7316, Fiber Optic Sensors and Applications VI

KEYWORDS: Optical fibers, Femtosecond phenomena, Fiber Bragg gratings, Polymers, Ultraviolet radiation, Hydrogen, Optical coatings, Infrared radiation, Indium oxide, Fiber coatings

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PROCEEDINGS ARTICLE | April 28, 2009

Radiation sensitivity of Bragg gratings written with femtosecond IR lasers

Proc. SPIE. 7316, Fiber Optic Sensors and Applications VI

KEYWORDS: Optical fibers, Femtosecond phenomena, Fiber Bragg gratings, Ultraviolet radiation, Annealing, Hydrogen, Manufacturing, Infrared lasers, Environmental sensing, Temperature metrology

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PROCEEDINGS ARTICLE | April 28, 2009

Bragg gratings written in multimode borosilicate fibers using ultrafast infrared radiation and a phase mask

Proc. SPIE. 7316, Fiber Optic Sensors and Applications VI

KEYWORDS: Multimode fibers, Optical fibers, Ultrafast phenomena, Refractive index, Femtosecond phenomena, Borosilicate glass, Fiber Bragg gratings, Annealing, Reflectivity, Infrared radiation

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PROCEEDINGS ARTICLE | April 28, 2009

Chemical sensor using Bragg grating-based optical ridge waveguide with polydimethysiloxane as top layer

Proc. SPIE. 7316, Fiber Optic Sensors and Applications VI

KEYWORDS: Refractive index, Silica, Waveguides, Fiber Bragg gratings, Cladding, Sensors, Polymers, Solar thermal energy, Chemical fiber sensors, Absorption

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PROCEEDINGS ARTICLE | February 7, 2009

Study of high temperature stable fiber Bragg gratings fabricated in H2 loaded and unloaded SMF-28 fiber

Proc. SPIE. 7212, Optical Components and Materials VI

KEYWORDS: Ultrafast phenomena, Modulation, Fiber Bragg gratings, Ultraviolet radiation, Annealing, Hydrogen, Reflectivity, Infrared radiation, Laser damage threshold, Temperature metrology

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PROCEEDINGS ARTICLE | August 12, 2008

Ridge waveguide Bragg grating pressure sensor

Proc. SPIE. 7099, Photonics North 2008

KEYWORDS: Refractive index, Waveguides, Polarization, Fiber Bragg gratings, Sensors, Polymers, Solar thermal energy, Polymer thin films, Photorefractive polymers, Scanning tunneling microscopy

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PROCEEDINGS ARTICLE | October 30, 2007

Bragg gratings made with ultrafast radiation in non-silica glasses; fluoride, phosphate, borosilicate and chalcogenide Bragg gratings