Dr. Kara J. Peters Profile

Dr. Kara J. Peters

Professor at North Carolina State Univ.

SPIE Involvement:

Conference Co-Chair | Editor | Author

Publications (81)

Proceedings Article | 10 May 2024 Presentation

Acoustic-optical interactions in fibers for ultrasonic inspection of structures

Kara Peters

Proceedings Volume 12951, 1295102 (2024) https://doi.org/10.1117/12.3028666

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Proceedings Article | 9 May 2024 Presentation + Paper

Dynamic deployment sensing of thin-shell composite structures with fiber Bragg gratings

Jacob Daye, Cameron Marashi, Andrew Lee, Kara Peters

Proceedings Volume 12951, 129511Z (2024) https://doi.org/10.1117/12.3010518

KEYWORDS: Fiber Bragg gratings, Optical fibers, Bragg wavelengths, Sensors, Composites, Manufacturing, Reflection, Deformation, Elasticity

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Proceedings Article | 9 May 2024 Presentation + Paper

Flow-coating of adhesively bonded optical fiber acoustic couplers

Cameron Marashi, Kara Peters

Proceedings Volume 12951, 1295105 (2024) https://doi.org/10.1117/12.3010823

KEYWORDS: Optical fibers, Acoustic coupling, Acoustics, Adhesives, Signal attenuation, Structured optical fibers, Fabrication, Coating, Microscopes, Acetone

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Proceedings Article | 9 May 2024 Presentation + Paper

Studying the elastic wave mode propagation in D-shaped optical fibers

Rohan Soman, Cameron Marashi, Adam Filipkowski, Ryszard Buczynski, Kara Peters

Proceedings Volume 12951, 129510B (2024) https://doi.org/10.1117/12.3010425

KEYWORDS: Optical fibers, Fiber Bragg gratings, Sensors, Structured optical fibers, Signal attenuation, Wave propagation, Waveguides, Structural health monitoring

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Proceedings Article | 9 May 2024 Presentation + Paper

Interaction of Lamb waves and sensors in structural health monitoring of carbon fiber composite

Md Raf E Ul Shougat, Joseph Alonso, Waliur Rahman, Kara Peters

Proceedings Volume 12951, 1295114 (2024) https://doi.org/10.1117/12.3010936

KEYWORDS: Carbon fibers, Composites, Sensors, Wave propagation, Structural health monitoring, Ferroelectric materials, Fiber optics sensors, 3D metrology, Vacuum

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SPIE Journal Paper | 24 April 2024

Accelerating imaging frequency in high-speed polarization imaging through data modeling

Anastasia Timofeeva, Md Raf E Ul Shougat, Mark Pankow, Kara Peters

OE, Vol. 63, Issue 04, 043103, (April 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.4.043103

KEYWORDS: Algorithm development, Particle swarm optimization, Polarization, Polarization imaging, Reconstruction algorithms, Polarizers, Polarized light, Cameras, Optical engineering, Birefringence

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Proceedings Article | 25 April 2023 Presentation + Paper

Modeling of ultrasonic coupling between optical fibers through an adhesive bond for sensing applications

Jee Myung Kim, Kara Peters

Proceedings Volume 12488, 124880F (2023) https://doi.org/10.1117/12.2666031

KEYWORDS: Optical fibers, Adhesives, Finite element methods, Silica, Ultrasonics, Acoustics, Fiber couplers, Fiber Bragg gratings, Acoustic waves, Acoustic coupling

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Proceedings Article | 25 April 2023 Presentation + Paper

High-speed polarization imaging for failure detection in fiber spinning

Anastasia Timofeeva, Mark Pankow, Kara Peters

Proceedings Volume 12488, 1248818 (2023) https://doi.org/10.1117/12.2665277

KEYWORDS: Polymers, Polarization imaging, Polarized light, Optical alignment, Defect detection, Crystallization, Birefringence, Algorithm development, Failure analysis, Detection and tracking algorithms

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Proceedings Article | 22 March 2021 Presentation + Paper

Fiber Bragg grating sensor response to ultrasonic Lamb waves with varying frequency

Andrew Navratil, Junghyun Wee, Kara Peters

Proceedings Volume 11591, 115911W (2021) https://doi.org/10.1117/12.2584277

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Proceedings Article | 22 March 2021 Presentation + Paper

Investigation on acoustic wave transfer variation between fibers of different diameters and types using acoustic coupler

Jee Myung Kim, Cameron Marashi, Junghyun Wee, Kara Peters

Proceedings Volume 11591, 115911V (2021) https://doi.org/10.1117/12.2584249

KEYWORDS: Optical fibers, Acoustic coupling, Acoustics, Fiber Bragg gratings, Solids, Adhesives, Laser Doppler velocimetry, Sensors, Waveguides, 3D metrology

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Proceedings Article | 23 April 2020 Presentation + Paper

Self-referencing ultrasound detection of fiber Bragg grating sensor remotely bonded at two locations

Junghyun Wee, Kevin Alexander, Kara Peters

Proceedings Volume 11379, 113791F (2020) https://doi.org/10.1117/12.2559252

KEYWORDS: Fiber Bragg gratings, Sensors, Adhesives, Optical fibers, Ultrasonics, Actuators, Laser Doppler velocimetry, Structural health monitoring

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Proceedings Article | 23 April 2020 Presentation + Paper

Optimization of sensor placement for guided waves based SHM using fiber Bragg grating sensors

Rohan Soman, Junghyun Wee, Kara Peters, Wieslaw Ostachowicz

Proceedings Volume 11379, 113791E (2020) https://doi.org/10.1117/12.2558393

KEYWORDS: Sensors, Fiber Bragg gratings, Structural health monitoring, Waveguides, Remote sensing, Aluminum, Optimization (mathematics), Genetic algorithms, Wave propagation

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Proceedings Article | 13 May 2019 Paper

Finite element modeling of pulse phase thermography of an approximate model of low velocity impact induced damage in carbon fiber reinforced polymer structures

Saul Hernandez Valle, Kara Peters

Proceedings Volume 10990, 109900S (2019) https://doi.org/10.1117/12.2513434

KEYWORDS: Thermal modeling, Data modeling, Statistical modeling, Neodymium, Coastal modeling, Finite element methods, Thermography, Interfaces, Carbon, Fiber reinforced polymers

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Proceedings Article | 27 March 2019 Presentation + Paper

Ultrasonic Lamb wave mode conversion to optical fiber guided mode with varying input conditions

Junghyun Wee, Drew Hackney, Kara Peters

Proceedings Volume 10970, 1097008 (2019) https://doi.org/10.1117/12.2514057

KEYWORDS: Fiber Bragg gratings, Ferroelectric materials, Optical fibers, Ultrasonics, Adhesives, Actuators, Wave propagation, Structural health monitoring, Receivers, Signal to noise ratio

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SPIE Journal Paper | 16 January 2019

Preferential directional coupling to ultrasonic sensor using adhesive tape

Junghyun Wee, Drew Hackney, Kara Peters

OE, Vol. 58, Issue 07, 072003, (January 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.7.072003

KEYWORDS: Adhesives, Optical fibers, Fiber Bragg gratings, Ultrasonics, Sensors, Wave propagation, Ferroelectric materials, Aluminum, Actuators, Optical engineering

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SPIE Journal Paper | 3 November 2018 Open Access

High-speed polarization imaging of dynamic collagen fiber realignment in tendon-to-bone insertion region

Xianyu Wu, Mark Pankow, Hsiao-Ying Shadow Huang, Kara Peters

JBO, Vol. 23, Issue 11, 116002, (November 2018) https://doi.org/10.1117/12.10.1117/1.JBO.23.11.116002

KEYWORDS: Collagen, Polarization, Bone, Tissues, Video, Cameras, High speed cameras, Structured optical fibers, Light scattering, Scattering

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Proceedings Article | 14 May 2018 Paper

Numerical simulation of phase images and depth reconstruction in pulsed phase thermography

Saul Hernandez Valle, Kara Peters

Proceedings Volume 10661, 106610M (2018) https://doi.org/10.1117/12.2301959

KEYWORDS: Thermography, Composites, Thermal modeling, Wave propagation, Heat flux

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Proceedings Article | 27 March 2018 Presentation + Paper

Effect of continuous optical fiber bonding on ultrasonic detection using fiber Bragg grating

Junghyun Wee, Drew Hackney, Philip Bradford, Kara Peters

Proceedings Volume 10598, 1059838 (2018) https://doi.org/10.1117/12.2295833

KEYWORDS: Fiber Bragg gratings, Optical fibers, Adhesives, Wave plates, Sensors, Ultrasonics, Wave propagation, Actuators, Distortion

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Proceedings Article | 23 April 2017 Paper

Mechanisms of signal coupling to optical fiber for FBG sensor detection of Lamb waves

Junghyun Wee, Drew Hackney, Philip Bradford, Kara Peters

Proceedings Volume 10323, 103230E (2017) https://doi.org/10.1117/12.2263278

KEYWORDS: Fiber Bragg gratings, Optical fibers, Sensors, Adhesives, Signal detection, Wave propagation, Aluminum, Waveguides, Signal attenuation, Wave plates

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Proceedings Article | 12 April 2017 Paper

The adhesive effect on ultrasonic Lamb wave detection sensitivity of remotely bonded fiber Bragg grating sensors

Junghyun Wee, Drew Hackney, Philip Bradford, Kara Peters

Proceedings Volume 10168, 1016808 (2017) https://doi.org/10.1117/12.2260009

KEYWORDS: Adhesives, Fiber Bragg gratings, Optical fibers, Ultrasonics, Sensors, Wave plates, Finite element methods, Optical components, Aluminum, Performance modeling, Wave propagation, Transducers, Structural health monitoring

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Proceedings Article | 12 April 2017 Presentation + Paper

A spectral profile multiplexed FBG sensor network with application to strain measurement in a Kevlar woven fabric

Guodong Guo, Drew Hackney, Mark Pankow, Kara Peters

Proceedings Volume 10168, 101681J (2017) https://doi.org/10.1117/12.2260114

KEYWORDS: Fiber Bragg gratings, Multiplexing, Sensors, Sensor networks, Wavelength division multiplexing, Reflectivity, Algorithm development, Head, Optical fibers

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SPIE Journal Paper | 23 November 2016 Open Access

Errata: Fiber-optic temperature profiling for thermal protection system heat shields

Richard Black, Joannes Costa, Livia Zarnescu, Drew Hackney, Behzad Moslehi, Kara Peters

OE, Vol. 55, Issue 11, 119802, (November 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.11.119802

KEYWORDS: Fiber optics, Profiling, Intelligence systems, Aerospace engineering, Fiber Bragg gratings, Calibration, Optical engineering

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SPIE Journal Paper | 16 November 2016

Fiber Bragg gratings as transient thermal gradient sensors

Drew Hackney, Kara Peters, Richard Black, Joannes Costa, Behzad Moslehi

OE, Vol. 55, Issue 11, 114102, (November 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.11.114102

KEYWORDS: Fiber Bragg gratings, Temperature metrology, Sensors, Optical fibers, Finite element methods, Reflectivity, Silica, Optical engineering, Thermal modeling

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Proceedings Article | 20 April 2016 Open Access

Networking of optical fiber sensors for extreme environments

Kara Peters

Proceedings Volume 9803, 980303 (2016) https://doi.org/10.1117/12.2225296

KEYWORDS: Optical networks, Fiber optics sensors, Fiber Bragg gratings, Multiplexing, Sensor networks, Sensors, Data acquisition, Distortion, Modulation, Structural health monitoring

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Proceedings Article | 20 April 2016 Presentation + Paper

Sensitivity of contact-free fiber Bragg grating sensor to ultrasonic Lamb wave

Junghyun Wee, Drew Hackney, Kara Peters, Brian Wells, Philip Bradford

Proceedings Volume 9803, 98033Q (2016) https://doi.org/10.1117/12.2218924

KEYWORDS: Fiber Bragg gratings, Optical fibers, Sensors, Structural health monitoring, Wave plates, Ultrasonics, Signal attenuation, Demodulation, Signal to noise ratio, Optical mounts, Ferroelectric materials, Aluminum, Waveguides, Wave propagation

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Proceedings Article | 27 March 2015 Paper

Correction factors for cross-correlation processing of FBG sensor network data

William Stewart, Bram Van Hoe, Geert Van Steenberge, Stephen Schultz, Kara Peters

Proceedings Volume 9436, 943605 (2015) https://doi.org/10.1117/12.2084829

KEYWORDS: Fiber Bragg gratings, Sensors, Multiplexing, Sensor networks, Demodulation, Distortion, Wavelength division multiplexing, Detection and tracking algorithms, Time division multiplexing, Data corrections

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Proceedings Article | 2 June 2014 Paper

Fiber Bragg grating spectral features for structural health monitoring of composite structures

Sean Webb, Kara Peters, Mohammed Zikry, Nikola Stan, Spencer Chadderdon, Richard Selfridge, Stephen Schultz

Proceedings Volume 9157, 9157A3 (2014) https://doi.org/10.1117/12.2059625

KEYWORDS: Fiber Bragg gratings, Sensors, Distortion, Composites, Structural health monitoring, Adhesives, Environmental sensing, Optical sensors, Ferroelectric materials, Aerospace engineering

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Proceedings Article | 10 April 2014 Paper

Localized measurements of composite dynamic response for health monitoring

Sean Webb, Kyle Oman, Kara Peters, Nikola Stan, Spencer Chadderdon, Richard Selfridge, Stephen Schultz

Proceedings Volume 9062, 906206 (2014) https://doi.org/10.1117/12.2045255

KEYWORDS: Fiber Bragg gratings, Sensors, Distortion, Composites, Thermography, Adhesives, Structural health monitoring, Environmental sensing, Microelectromechanical systems, Multiplexing

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Proceedings Article | 10 April 2014 Paper

Fiber optic temperature profiling for thermal protection heat shields

Richard Black, Joannes Costa, Behzad Moslehi, Livia Zarnescu, Drew Hackney, Kara Peters

Proceedings Volume 9062, 906204 (2014) https://doi.org/10.1117/12.2057942

KEYWORDS: Fiber Bragg gratings, Sensors, Temperature metrology, Fiber optics sensors, Calibration, Thermography, Infrared cameras, Optical fibers, Fiber optics, Infrared imaging

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Proceedings Article | 29 May 2013 Paper

Nondestructive inspection of CFRP adhesively bonded joints using embedded FBG sensors

S. Webb, P. Shin, K. Peters, R. Selfridge, S. Schultz

Proceedings Volume 8722, 872207 (2013) https://doi.org/10.1117/12.2018443

KEYWORDS: Fiber Bragg gratings, Sensors, Adhesives, Composites, Inspection, Thermography, Computer simulations, Nondestructive evaluation, Optical amplifiers, Phase contrast

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Proceedings Article | 22 May 2013 Paper

Nondestructive inspection in adhesive-bonded joint CFRP using pulsed phase thermography

P. Shin, S. Webb, K. Peters

Proceedings Volume 8705, 87050Q (2013) https://doi.org/10.1117/12.2018414

KEYWORDS: Thermography, Phase contrast, Adhesives, Calibration, Inspection, Composites, Fiber reinforced polymers, Manufacturing, Data acquisition, Binary data

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Proceedings Article | 11 April 2013 Paper

Characterization of fatigue damage in adhesively bonded lap joints through dynamic, full-spectral interrogation of fiber Bragg grating sensors

S. Webb, P. Shin, K. Peters, M. Zikry, S. Chadderdon, N. Stan, R. Selfridge, S. Schultz

Proceedings Volume 8693, 86930H (2013) https://doi.org/10.1117/12.2010018

KEYWORDS: Sensors, Fiber Bragg gratings, Adhesives, Composites, Ferroelectric materials, Thermography, Actuators, Inspection, Phase contrast, Fourier transforms

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Proceedings Article | 11 April 2013 Paper

Hybrid imaging of damage progress in composites through thermal imaging and embedded sensing

S. Pawar, K. Peters

Proceedings Volume 8693, 869307 (2013) https://doi.org/10.1117/12.2010016

KEYWORDS: Sensors, Fiber Bragg gratings, Temperature metrology, Composites, Thermography, Infrared cameras, Infrared imaging, Cameras, Optical fibers, Data acquisition

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Proceedings Article | 11 April 2013 Paper

High dynamic range high sensitivity FBG interrogation

Nikola Stan, Douglas Bailey, Spencer Chadderdon, Richard Selfridge, Stephen Schultz, Sean Webb, Kara Peters, Mohammed Zikry

Proceedings Volume 8694, 86940N (2013) https://doi.org/10.1117/12.2009875

KEYWORDS: Fiber Bragg gratings, Optical filters, Sensors, Feedback control, Electronic filtering, High dynamic range imaging, Feedback signals, Microcontrollers, Ultrasonics, Actuators

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Proceedings Article | 5 April 2012 Paper

High-speed full-spectrum interrogation of fiber Bragg grating sensor application in reducing sensor strain sensitivity

Nikola Stan, Spencer Chadderdon, Richard Selfridge, Stephen Schultz, Sean Webb, Kara Peters, Mohammed Zikry

Proceedings Volume 8347, 83471N (2012) https://doi.org/10.1117/12.914751

KEYWORDS: Sensors, Fiber Bragg gratings, Edge detection, Composites, Epoxies, Packaging, Interference (communication), Environmental sensing, Electronic filtering, Signal detection

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Proceedings Article | 3 April 2012 Paper

Self-healing sandwich composite structures

D. Fugon, C. Chen, K. Peters

Proceedings Volume 8345, 83451K (2012) https://doi.org/10.1117/12.915165

KEYWORDS: Sensors, Composites, Fiber Bragg gratings, Foam, Polymerization, Fiber optics sensors, Refraction, Glasses, Optical fibers, Cladding

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Proceedings Article | 30 March 2012 Paper

Full spectral interrogation of fiber Bragg grating sensors for measurements of damage during steady-state vibration

S. Webb, K. Peters, M. Zikry, S. Chadderdon, R. Selfridge, S. Schultz

Proceedings Volume 8346, 83460C (2012) https://doi.org/10.1117/12.915150

KEYWORDS: Fiber Bragg gratings, Sensors, Aluminum, Ferroelectric materials, Optical amplifiers, Actuators, Reflectivity, Reflection, Composites, Optical filters

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Proceedings Article | 30 March 2012 Paper

Self-repairing waveguide sensor with highly repeatable strain response

Young Song, Kara Peters

Proceedings Volume 8346, 83460U (2012) https://doi.org/10.1117/12.914904

KEYWORDS: Sensors, Waveguides, Optical fibers, Ultraviolet radiation, Polymers, Polymer multimode waveguides, Waveguide sensors, Polymeric sensors, Polymer optical fibers, Infrared sensors

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Proceedings Article | 31 January 2012 Paper

Full-spectrum FBG analysis of inhomogeneous, fast-varying strain effects

Kara Peters

Proceedings Volume 8351, 835110 (2012) https://doi.org/10.1117/12.916010

KEYWORDS: Fiber Bragg gratings, Sensors, Composites, Distortion, Optical fibers, Foam, Interfaces, Aerospace engineering, Structural health monitoring, Modulation

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Proceedings Article | 18 May 2011 Paper

High-speed full-spectrum fiber Bragg gratings interrogator system and testing

S. Chadderdon, R. Selfridge, S. Schultz, S. Webb, C. Park, K. Peters, M. Zikry

Proceedings Volume 7753, 77537Q (2011) https://doi.org/10.1117/12.885138

KEYWORDS: Fiber Bragg gratings, Optical filters, Sensors, Magnetic weapons, Microelectromechanical systems, Composites, Electromagnetism, Fiber Bragg grating interrogators, Tunable filters, Carbon

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Proceedings Article | 17 May 2011 Paper

Self-repairing polymer optical fiber sensor

Young Song, Kara Peters

Proceedings Volume 7753, 77534H (2011) https://doi.org/10.1117/12.885147

KEYWORDS: Sensors, Waveguides, Ultraviolet radiation, Optical fibers, Infrared sensors, Waveguide sensors, Polymers, Polymer optical fibers, Polymer multimode waveguides, Polymeric sensors

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Proceedings Article | 15 April 2011 Paper

Full-spectral interrogation of fiber Bragg grating sensors for damage identification

S. Webb, A. Noevere, K. Peters, M. Zikry, T. Vella, S. Chadderdon, R. Selfridge, S. Schultz

Proceedings Volume 7982, 79820C (2011) https://doi.org/10.1117/12.881093

KEYWORDS: Fiber Bragg gratings, Sensors, Aluminum, Distortion, Reflection, Ferroelectric materials, Reflectivity, Modulation, Actuators, Composites

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Proceedings Article | 15 April 2011 Paper

Analysis of fiber Bragg grating spectral features for in-situ assessment of composites

Kara Peters

Proceedings Volume 7982, 798209 (2011) https://doi.org/10.1117/12.881149

KEYWORDS: Fiber Bragg gratings, Sensors, Composites, Distortion, Foam, Optical fibers, Interfaces, Modulation, Reflectivity, Calibration

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Proceedings Article | 9 April 2010 Paper

The role of embedded sensors in damage assessment in composite laminates

Chun Park, Kara Peters, Mohammed Zikry

Proceedings Volume 7648, 764811 (2010) https://doi.org/10.1117/12.847634

KEYWORDS: Optical fibers, Sensors, Statistical analysis, Composites, Solids, Failure analysis, Sensor networks, Photography, Fiber Bragg gratings, Position sensors

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Proceedings Article | 9 April 2010 Paper

Self-repairing polymer optical fiber sensor

Young Song, Kara Peters

Proceedings Volume 7648, 76480M (2010) https://doi.org/10.1117/12.847631

KEYWORDS: Waveguides, Optical fibers, Ultraviolet radiation, Sensors, Multimode fibers, Infrared sensors, Optical fabrication, Photopolymerization, Polymers, Semiconductor lasers

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Proceedings Article | 9 April 2010 Paper

Transient infrared thermography for damage evaluation in aerospace composites

S. Pawar, K. Peters

Proceedings Volume 7649, 76491A (2010) https://doi.org/10.1117/12.847789

KEYWORDS: Thermography, Composites, Image processing, Infrared imaging, Image filtering, Foam, Copper, Aerospace engineering, Defect detection, Infrared radiation

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Proceedings Article | 7 April 2010 Paper

High-speed full-spectrum interrogation of fiber Bragg gratings for composite impact sensing

S. Chadderdon, T. Vella, R. Selfridge, S. Schultz, S. Webb, C. Park, K. Peters, M. Zikry

Proceedings Volume 7648, 764803 (2010) https://doi.org/10.1117/12.847662

KEYWORDS: Fiber Bragg gratings, Microelectromechanical systems, Composites, Sensors, Optical filters, Tunable filters, Spectral resolution, Data acquisition, Optical amplifiers, Signal detection

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Proceedings Article | 7 April 2010 Paper

Embedded fiber Bragg sensors for damage identification in sandwich composites after impact

Drew Hackney, Kara Peters

Proceedings Volume 7648, 76480B (2010) https://doi.org/10.1117/12.848351

KEYWORDS: Composites, Sensors, Fiber Bragg gratings, Foam, Optical fibers, Distortion, Interfaces, Fiber optics sensors, Aerospace engineering, Structural health monitoring

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Proceedings Article | 25 March 2010 Paper

Impact induced damage assessment in composite laminates through embedded fiber Bragg gratings

S. Webb, K. Peters, M. Zikry, T. Vella, S. Chadderdon, R. Selfridge, S. Schultz

Proceedings Volume 7648, 764804 (2010) https://doi.org/10.1117/12.847543

KEYWORDS: Sensors, Fiber Bragg gratings, Composites, Optical fibers, Data acquisition, Optical filters, Fiber optics sensors, Reflection, Optical amplifiers, Calibration

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Proceedings Article | 5 October 2009 Paper

Dynamic, full-spectral interrogation of fiber Bragg grating sensors for impact testing of composite laminates

A. Propst, K. Peters, M. Zikry, W. Kunzler, Z. Zhu, M. Wirthlin, R. Selfridge, S. Schultz

Proceedings Volume 7503, 75030G (2009) https://doi.org/10.1117/12.835406

KEYWORDS: Sensors, Fiber Bragg gratings, Composites, Field programmable gate arrays, Optical filters, Carbon, Telecommunications, Optical fibers, Optical fabrication, Fiber optics sensors

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Proceedings Article | 7 April 2009 Paper

High repetition-rate full-spectrum interrogation of FGB sensors for dynamic measurements in composite laminates

W. Kunzler, Z. Zhu, M. Wirthlin, R. Selfridge, S. Schultz, A. Propst, K. Peters, M. Zikry

Proceedings Volume 7293, 729304 (2009) https://doi.org/10.1117/12.816384

KEYWORDS: Fiber Bragg gratings, Sensors, Composites, Analog electronics, Optical filters, Field programmable gate arrays, Digital electronics, Data storage, Data conversion, Data communications

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Proceedings Article | 7 April 2009 Paper

Simulation of self-writing sensors

Aliesha Anderson, Kara Peters

Proceedings Volume 7293, 72930H (2009) https://doi.org/10.1117/12.815744

KEYWORDS: Polymers, Finite element methods, Waveguides, Refraction, Polymerization, Photopolymerization, Radio propagation, Light wave propagation, Beam propagation method, Electromagnetism

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Proceedings Article | 27 March 2009 Paper

FBG spectral sensor networks for damage identification in composites

Adam Propst, Ryan Garrett, Chun Park, Kara Peters, Mohammed Zikry

Proceedings Volume 7293, 729303 (2009) https://doi.org/10.1117/12.815743

KEYWORDS: Sensors, Fiber Bragg gratings, Composites, Sensor networks, Optical fibers, Fiber optics sensors, Distortion, Fusion energy, Data acquisition, Optical networks

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Proceedings Article | 16 May 2008 Paper

Single-mode polymer optical fiber sensors for high-strain applications

Sharon Kiesel, Kara Peters, Tasnim Hassan, Mervyn Kowalsky

Proceedings Volume 7004, 700467 (2008) https://doi.org/10.1117/12.785723

KEYWORDS: Sensors, Polymer optical fibers, Objectives, Phase shifts, Phase measurement, Optical fibers, Mirrors, Helium neon lasers, Attenuators, Linear polarizers

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Proceedings Article | 28 April 2008 Paper

Self-monitoring fiber reinforced polymer strengthening system for civil engineering infrastructures

Guoliang Jiang, Mina Dawood, Kara Peters, Sami Rizkalla

Proceedings Volume 6934, 693406 (2008) https://doi.org/10.1117/12.776568

KEYWORDS: Sensors, Fiber reinforced polymers, Fiber Bragg gratings, Optical fibers, Bridges, Fiber optics sensors, Adhesives, Epoxies, Civil engineering, Sensing systems

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Proceedings Article | 8 April 2008 Paper

Large deformation polymer optical fiber sensors for civil infrastructure systems

Omid Abdi, Mervyn Kowalsky, Tasnim Hassan, Sharon Kiesel, Kara Peters

Proceedings Volume 6932, 693242 (2008) https://doi.org/10.1117/12.775866

KEYWORDS: Phase only filters, Sensors, Optical fibers, Interferometry, Phase shifts, Polymer optical fibers, Signal attenuation, Data acquisition, Silica, Interferometers

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Proceedings Article | 7 April 2008 Paper

Finite element formulation for self-writing of polymer optical fiber sensors

Aliesha Anderson, Kara Peters

Proceedings Volume 6933, 69330X (2008) https://doi.org/10.1117/12.776273

KEYWORDS: Polymers, Refraction, Photopolymerization, Sensors, Polymerization, Finite element methods, Process modeling, Optical components, Fiber optics sensors, Epoxies

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Proceedings Article | 7 April 2008 Paper

Polymer in-fiber interferometer for large strain measurements

Sharon Kiesel, Kara Peters, Tasnim Hassan, Mervyn Kowalsky

Proceedings Volume 6933, 69330W (2008) https://doi.org/10.1117/12.775880

KEYWORDS: Polymers, Nonlinear optics, Interferometers, Objectives, Phase measurement, Polymethylmethacrylate, Polymer optical fibers, Mirrors, Optical fibers, Smart sensors

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Proceedings Article | 10 April 2007 Paper

Optimization of fiber Bragg sensor configurations for in situ failure identification in woven composites throughout impact

Ryan Garrett, James Pearson, Kara Peters, Mohammed Zikry

Proceedings Volume 6529, 652924 (2007) https://doi.org/10.1117/12.715216

KEYWORDS: Optical fibers, Composites, Fiber Bragg gratings, Sensors, Sensor networks, Carbon, Multiplexing, Photography, Optical fabrication, Photomicroscopy

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Proceedings Article | 10 April 2007 Paper

Polymer optical fiber sensors for civil infrastructure systems

Sharon Kiesel, Kara Peters, O. Abdi, Tasnim Hassan, Mervyn Kowalsky

Proceedings Volume 6529, 65293B (2007) https://doi.org/10.1117/12.715173

KEYWORDS: Phase only filters, Sensors, Optical fibers, Phase shifts, Polymer optical fibers, Interferometry, Data acquisition, Interferometers, Signal attenuation, Phase measurement

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Proceedings Article | 10 April 2007 Paper

Behavior of intrinsic polymer optical fiber sensor for large-strain applications

Sharon Kiesel, Kara Peters, Tasnim Hassan, Mervyn Kowalsky

Proceedings Volume 6530, 65300E (2007) https://doi.org/10.1117/12.715170

KEYWORDS: Phase only filters, Optical fibers, Sensors, Silica, Polymethylmethacrylate, Polymer optical fibers, Phase shifts, Photoelasticity, Calibration, Refraction

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Proceedings Article | 30 March 2007 Paper

Intelligent FRP retrofits for critical civil infrastructures

Guoliang Jiang, Kara Peters

Proceedings Volume 6530, 65300X (2007) https://doi.org/10.1117/12.715388

KEYWORDS: Fiber reinforced polymers, Sensors, Intelligent sensors, Actuators, Finite element methods, Composites, Fiber optics sensors, Intelligence systems, Intelligent sensor systems, Optical fibers

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Proceedings Article | 11 April 2006 Paper

In situ failure identification in woven composites throughout impact using fiber Bragg grating sensors

James Pearson, Mohanraj Prabhugoud, Mohammed Zikry, Kara Peters

Proceedings Volume 6174, 61742V (2006) https://doi.org/10.1117/12.657989

KEYWORDS: Fiber Bragg gratings, Sensors, Composites, Optical fibers, Reflection, Failure analysis, Aerospace engineering, Velocity measurements, Data acquisition, Cladding

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Proceedings Article | 11 April 2006 Paper

Polymer optical fiber sensors for the civil infrastructure

Sharon Kiesel, Patrick Van Vickle, Kara Peters, O. Abdi, Tasnim Hassan, Mervyn Kowalsky

Proceedings Volume 6174, 617435 (2006) https://doi.org/10.1117/12.658885

KEYWORDS: Phase only filters, Sensors, Optical fibers, Phase shifts, Interferometry, Polymer optical fibers, Data acquisition, Interferometers, Phase measurement, Signal attenuation

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Proceedings Article | 30 March 2006 Paper

Intrinsic polymer optical fiber sensors for high-strain applications

Sharon Kiesel, Patrick Van Vickle, Kara Peters, Tasnim Hassan, Mervyn Kowalsky

Proceedings Volume 6167, 616713 (2006) https://doi.org/10.1117/12.657436

KEYWORDS: Phase only filters, Sensors, Optical fibers, Photoelasticity, Phase shifts, Polymer optical fibers, Interferometry, Interferometers, Silica, Signal attenuation

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Proceedings Article | 17 May 2005 Paper

Failure and damage identification in woven composites with fiber Bragg grating sensors

James Pearson, Mohanraj Prabhugoud, Mohammed Zikry, Kara Peters, Mike Sitar, Luke Davis

Proceedings Volume 5765, (2005) https://doi.org/10.1117/12.599771

KEYWORDS: Fiber Bragg gratings, Sensors, Composites, Optical fibers, Reflection, Cladding, Eye, Failure analysis, Aerospace engineering, Waveguides

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Proceedings Article | 16 May 2005 Paper

Radiation and cladding modes as independent measurements of Bragg grating sensor integrity

Mohanraj Prabhugoud, James Pearson, Kara Peters, Mohammed Zikry

Proceedings Volume 5758, (2005) https://doi.org/10.1117/12.597782

KEYWORDS: Fiber Bragg gratings, Cladding, Sensors, Optical fibers, Interfaces, Reflection, Refraction, Wave propagation, Epoxies, Coating

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Proceedings Article | 16 May 2005 Paper

Transverse strain sensitivity of fiber Bragg grating sensors

Mohanraj Prabhugoud, Kara Peters

Proceedings Volume 5758, (2005) https://doi.org/10.1117/12.598844

KEYWORDS: Fiber Bragg gratings, Refraction, Optical fibers, Sensors, Chemical elements, Optical components, Wave propagation, Composites, Geometrical optics, Refractive index

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Proceedings Article | 29 July 2004 Paper

Demonstration of failure identification methodology incorporating sensor degradation

Mohanraj Prabhugoud, James Pearson, Kara Peters, Mohammed Zikry

Proceedings Volume 5391, (2004) https://doi.org/10.1117/12.540093

KEYWORDS: Composites, Optical fibers, Sensors, Fiber Bragg gratings, Reflection, Fiber optics sensors, Reflectivity, Coating, Structured optical fibers, Cladding

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Proceedings Article | 27 July 2004 Paper

Modified transfer matrix model for Bragg grating strain sensors

Mohanraj Prabhugoud, Apninder Gill, Kara Peters

Proceedings Volume 5384, (2004) https://doi.org/10.1117/12.539789

KEYWORDS: Fiber Bragg gratings, Sensors, Reflectivity, Genetic algorithms, Optical fibers, Numerical analysis, Solids, Wave propagation, Optical design, Numerical integration

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Proceedings Article | 20 July 2004 Paper

Non-model-based approach to damage localization

Michael Camerino, Kara Peters

Proceedings Volume 5393, (2004) https://doi.org/10.1117/12.540094

KEYWORDS: Sensors, Structural health monitoring, Matrices, Fiber Bragg gratings, Actuators, Systems modeling, Computer simulations, Aluminum, Data modeling, Optical fibers

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Proceedings Article | 1 August 2003 Paper

Neural network application in damage identification using multiscale sensing data

Michel Studer, Kara Peters

Proceedings Volume 5049, (2003) https://doi.org/10.1117/12.482735

KEYWORDS: Neural networks, Sensors, Composites, Fiber Bragg gratings, Data fusion, Optical fibers, Neurons, Computer simulations, Sensing systems, Fiber optics sensors

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Proceedings Article | 22 July 2003 Paper

Efficient interpretation algorithm for embedded Bragg gratings for damage detection in composites

Mohanraj Prabhugoud, Kara Peters

Proceedings Volume 5050, (2003) https://doi.org/10.1117/12.484223

KEYWORDS: Sensors, Composites, Fiber Bragg gratings, Reflectivity, Optical fibers, Finite element methods, Structural health monitoring, Solids, Computer simulations, Epoxies

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Proceedings Article | 22 July 2003 Paper

Flexibility approach for damage localization suitable for multiscale sensor fusion

Michael Camerino, Kara Peters

Proceedings Volume 5050, (2003) https://doi.org/10.1117/12.484235

KEYWORDS: Sensors, Fiber optics sensors, Matrices, Structural health monitoring, Data modeling, Fiber optics, Sensor fusion, Computer simulations, Process modeling, Fiber Bragg gratings

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Proceedings Article | 27 June 2002 Paper

Measurement of local bending moment using embedded optical fiber Bragg grating sensors

Mohanraj Prabhugoud, Kara Peters

Proceedings Volume 4694, (2002) https://doi.org/10.1117/12.472631

KEYWORDS: Fiber Bragg gratings, Sensors, Composites, Optical fibers, Reflectivity, Structural health monitoring, Finite element methods, Fiber optics sensors, Visibility, Solids

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Proceedings Article | 27 June 2002 Paper

Embedded optical fiber Bragg grating sensors for the measurement of crack-bridging forces in composites

Michel Studer, Kara Peters, John Botsis

Proceedings Volume 4694, (2002) https://doi.org/10.1117/12.472607

KEYWORDS: Fiber Bragg gratings, Composites, Optical fibers, Interfaces, Epoxies, Sensors, Damage detection, Embedded systems, Resistance, Structured optical fibers

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Proceedings Article | 31 May 1999 Paper

Measurement of stress concentrations using embedded optical fiber Bragg grating sensors

Kara Peters, Michel Studer, John Botsis, Alessandro Iocco, Hans Limberger, Rene-Paul Salathe

Proceedings Volume 3670, (1999) https://doi.org/10.1117/12.349730

KEYWORDS: Optical fibers, Fiber Bragg gratings, Sensors, Speckle pattern, Epoxies, Chlorine, Interferometry, Calibration, Solids, Composites

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Proceedings Article | 1 May 1996 Paper

Application of finite-length displacement sensors to precision torque measurements of a tail rotor transmission tube

Kara Peters, Peter Washabaugh

Proceedings Volume 2721, (1996) https://doi.org/10.1117/12.239122

KEYWORDS: Sensors, Fiber optics sensors, Manufacturing, Transducers, Fiber optics, Fiber optics tests, Composites, Optical sensors, Interferometers, Calibration

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Proceedings Article | 12 May 1995 Paper

Application of finite-length displacement sensors to load measurements in a model tail rotor torque tube

Kara Peters, Peter Washabaugh

Proceedings Volume 2447, (1995) https://doi.org/10.1117/12.209335

KEYWORDS: Sensors, Fiber optics sensors, Fiber optics, Fiber optics tests, Manufacturing, Optical sensors, Interferometers, Bridges, Structured optical fibers, Mathematical modeling

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Proceedings Article | 20 April 1995 Paper

Balance technique for monitoring in situ structural integrity of prismatic structures

Kara Peters, Peter Washabaugh

Proceedings Volume 2444, (1995) https://doi.org/10.1117/12.207693

KEYWORDS: Sensors, Fiber optics sensors, Interferometers, Structured optical fibers, Near field, Fiber optics, Binary data, Spherical lenses, Aerospace engineering, Mathematical modeling

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Proceedings Article | 6 May 1994 Paper

Sensitive structures that retain stiffness by incorporating finite length measurement paths

Peter Washabaugh, Kara Peters

Proceedings Volume 2190, (1994) https://doi.org/10.1117/12.175236

KEYWORDS: Sensors, Transducers, Fiber optics sensors, Fiber optics, Silicon, 3D vision, Interferometry, Solids, Optical sensors, Structural design

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Showing 5 of 81 publications

Proceedings Volume Editor (14)

SPIE Conference Volume | 22 May 2024

Health Monitoring of Structural and Biological Systems XVIII

SPIE Conference Volume | 25 June 2018

Smart Materials and Nondestructive Evaluation for Energy Systems IV

SPIE Conference Volume | 26 June 2017

Smart Materials and Nondestructive Evaluation for Energy Systems 2017

SPIE Conference Volume | 8 July 2016

Smart Materials and Nondestructive Evaluation for Energy Systems 2016

SPIE Conference Volume | 12 May 2015

Smart Sensor Phenomena, Technology, Networks, and Systems Integration 2015

Showing 5 of 14 publications

Conference Committee Involvement (32)

Health Monitoring of Structural and Biological Systems XIX

17 March 2025 | Vancouver, B.C., Canada

Health Monitoring of Structural and Biological Systems XVIII

25 March 2024 | Long Beach, California, United States

NDE 4.0, Predictive Maintenance, Communication, and Energy Systems: The Digital Transformation of NDE

14 March 2023 | Long Beach, California, United States

NDE 4.0, Predictive Maintenance, and Communication and Energy Systems in a Globally Networked World

8 March 2022 | Long Beach, California, United States

NDE 4.0 and Smart Structures for Industry, Smart Cities, Communication, and Energy

8 March 2021 | Online Only, California, United States

Smart Structures and NDE for Industry 4.0, Smart Cities, and Energy Systems

27 April 2020 | Online Only, California, United States

Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems

4 March 2019 | Denver, Colorado, United States

Smart Structures and NDE for Energy Systems and Industry 4.0

4 March 2019 | Denver, Colorado, United States

Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems

5 March 2018 | Denver, Colorado, United States

Smart Materials and Nondestructive Evaluation for Energy Systems IV

5 March 2018 | Denver, Colorado, United States

Smart Materials and Nondestructive Evaluation for Energy Systems III

27 March 2017 | Portland, Oregon, United States

Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems

26 March 2017 | Portland, Oregon, United States

Sensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems

21 March 2016 | Las Vegas, Nevada, United States

Smart Materials and Nondestructive Evaluation for Energy Systems II

21 March 2016 | Las Vegas, Nevada, United States

Smart Sensor Phenomena, Technology, Networks, and Systems Integration VIII

9 March 2015 | San Diego, California, United States

Smart Sensor Phenomena, Technology, Networks, and Systems Integration VII

10 March 2014 | San Diego, California, United States

Smart Sensor Phenomena, Technology, Networks, and Systems Integration VI

10 March 2013 | San Diego, California, United States

Smart Sensor Phenomena, Technology, Networks, and Systems Integration V

12 March 2012 | San Diego, California, United States

Smart Sensor Phenomena, Technology, Networks, and Systems IV

7 March 2011 | San Diego, California, United States

SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring

6 March 2011 | San Diego, United States

Smart Sensor Phenomena, Technology, Networks, and Systems III

8 March 2010 | San Diego, California, United States

SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring

7 March 2010 | San Diego, United States

Second International Conference on Smart Materials and Nanotechnology in Engineering

8 July 2009 | Weihai, China

Smart Sensor Phenomena, Technology, Networks, and Systems II

9 March 2009 | San Diego, California, United States

SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring

8 March 2009 | San Diego, United States

Smart Sensor Phenomena, Technology, Networks, and Systems

10 March 2008 | San Diego, California, United States

SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring

9 March 2008 | San Diego, United States

Sensor Systems and Networks: Phenomena, Technology and Applications for NDE and Health Monitoring

19 March 2007 | San Diego, California, United States

Smart Sensor Monitoring Systems and Applications

27 February 2006 | San Diego, California, United States

Smart Sensor Technology and Measurement Systems

7 March 2005 | San Diego, California, United States

Smart Sensor Technology and Measurement Systems

15 March 2004 | San Diego, CA, United States

Smart Sensor Technology and Measurement Systems

3 March 2003 | San Diego, California, United States

Showing 5 of 32 Conference Committees

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