Prof. John B. Kosmatka Profile

Prof. John B. Kosmatka

Associate Professor at Univ of California San Diego

SPIE Involvement:

Author

Publications (24)

Proceedings Article | 8 April 2008 Paper

Acoustic emissions (AE) monitoring of large-scale composite bridge components

E. Velazquez, D. Klein, M. Robinson, J. Kosmatka

Proceedings Volume 6934, 69340H (2008) https://doi.org/10.1117/12.778355

KEYWORDS: Acoustics, Sensors, Acoustic emission, Composites, Bridges, Aluminum, Photography, Data acquisition, Signal attenuation, Anisotropy

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Proceedings Article | 11 April 2007 Paper

Finite element model correlation of a composite UAV wing using modal frequencies

Joseph Oliver, John Kosmatka, François Hemez, Charles Farrar

Proceedings Volume 6532, 653218 (2007) https://doi.org/10.1117/12.717456

KEYWORDS: Skin, Diffractive optical elements, Data modeling, Unmanned aerial vehicles, Optimization (mathematics), Error analysis, Composites, Finite element methods, Systems modeling, Charge-coupled devices

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Proceedings Article | 11 April 2007 Paper

Development of a composite UAV wing test-bed for structural health monitoring research

J. Oliver, J. Kosmatka, Charles Farrar, Gyuhae Park

Proceedings Volume 6532, 653212 (2007) https://doi.org/10.1117/12.717415

KEYWORDS: Sensors, Unmanned aerial vehicles, Structural health monitoring, Skin, Composites, Data modeling, Finite element methods, Assembly equipment, Damage detection, Algorithm development

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Proceedings Article | 11 April 2006 Paper

Ultrasonic guided-wave monitoring of composite bonded joints using macro fiber composite transducers

Howard Matt, Ivan Bartoli, Stefano Coccia, Francesco Lanza di Scalea, Joseph Oliver, John Kosmatka, Gyuhae Park, Charles Farrar

Proceedings Volume 6174, 61742D (2006) https://doi.org/10.1117/12.640036

KEYWORDS: Microsoft Foundation Class Library, Sensors, Transducers, Waveguides, Ultrasonics, Composites, Wave propagation, Skin, Unmanned aerial vehicles, Adhesives

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Proceedings Article | 20 March 2006 Paper

Validating finite element models of composite aerospace structures for damage detection applications

J. Oliver, J. Kosmatka, François Hemez, Charles Farrar

Proceedings Volume 6176, 61760D (2006) https://doi.org/10.1117/12.659350

KEYWORDS: Skin, Finite element methods, Composites, Structural health monitoring, Unmanned aerial vehicles, Data modeling, Diffractive optical elements, Damage detection, Aerospace engineering, Charge-coupled devices

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Proceedings Article | 19 May 2005 Paper

Evaluation of the Hilbert-Huang transform for modal-based structural health monitoring applications

J. Oliver, J. Kosmatka

Proceedings Volume 5767, (2005) https://doi.org/10.1117/12.600419

KEYWORDS: Signal processing, Damage detection, Structural health monitoring, Interference (communication), Analytical research, Fourier transforms, Statistical analysis, Data modeling, Wavelets, Aerospace engineering

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Proceedings Article | 19 May 2005 Paper

Evaluation of modal-based damage detection techniques for composite aircraft sandwich structures

J. Oliver, J. Kosmatka

Proceedings Volume 5767, (2005) https://doi.org/10.1117/12.600414

KEYWORDS: Composites, Damage detection, Skin, Analytical research, Structural health monitoring, Adhesives, Data acquisition, Manufacturing, Aircraft structures, Modal analysis

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Proceedings Article | 17 May 2005 Paper

A guided-wave system for monitoring the wing skin-to-spar bond in unmanned aerial vehicles

Howard Matt, Ivan Bartoli, Francesco Lanza di Scalea, Alessandro Marzani, Stefano Coccia, Joseph Oliver, John Kosmatka, Piervincenzo Rizzo, Gaetano Restivo

Proceedings Volume 5765, (2005) https://doi.org/10.1117/12.599061

KEYWORDS: Composites, Waveguides, Wavelets, Skin, Unmanned aerial vehicles, Wave propagation, Ultrasonics, Adhesives, Epoxies, Signal attenuation

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Proceedings Article | 16 May 2005 Paper

Embedding viscoelastic damping materials in low-cost VARTM composite structures

M. Robinson, J. Kosmatka

Proceedings Volume 5760, (2005) https://doi.org/10.1117/12.600421

KEYWORDS: Composites, Epoxies, Foam, Aerospace engineering, Manufacturing, Skin, Acoustics, Mirrors, Structural engineering, Vibration control

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Proceedings Article | 11 July 2002 Paper

New method for characterizing the dynamic properties of electroviscoelastic materials

Stanley Mak, John Kosmatka

Proceedings Volume 4695, (2002) https://doi.org/10.1117/12.475174

KEYWORDS: Control systems, Dielectrics, Velocity measurements, Temperature metrology, Silicon, Transducers, Motion measurement, Computing systems, Particles, Laser systems engineering

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Proceedings Article | 11 July 2002 Paper

Electroviscoelastic materials as active dampers

Janet Biggerstaff, John Kosmatka

Proceedings Volume 4695, (2002) https://doi.org/10.1117/12.475182

KEYWORDS: Particles, Silicon, Polymers, Temperature metrology, Copper, Microfluidics, Dielectrics, Velocity measurements, Materials science, Lanthanum

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Proceedings Article | 27 June 2002 Paper

Development of an integral damping treatment for NASA's next-generation hollow fan blades

John Kosmatka, Oral Mehmed

Proceedings Volume 4697, (2002) https://doi.org/10.1117/12.472662

KEYWORDS: Titanium, Composites, Fluctuations and noise, Skin, Solids, Structural design, Ear, Acoustics, Finite element methods, Analytical research

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Proceedings Article | 27 April 2000 Paper

Effect of particulate tougheners on the damping of composite laminates

Janet Biggerstaff, John Kosmatka

Proceedings Volume 3989, (2000) https://doi.org/10.1117/12.384595

KEYWORDS: Particles, Composites, Carbon, Manufacturing, Epoxies, Polymers, Velocity measurements, Materials science, Liquids, Interfaces

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Proceedings Article | 2 June 1999 Paper

Shear measurements of viscoelastic damping materials embedded in composite plates

Janet Biggerstaff, John Kosmatka

Proceedings Volume 3672, (1999) https://doi.org/10.1117/12.349801

KEYWORDS: Composites, Fourier transforms, Manufacturing, Epoxies, Adhesives, Ear, Fluctuations and noise, Chlorine, Materials science, Aerospace engineering

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Proceedings Article | 2 June 1999 Paper

Design and fabrication of integrally damped composite fan blades

John Kosmatka, Geoffrey Appuhn

Proceedings Volume 3672, (1999) https://doi.org/10.1117/12.349798

KEYWORDS: Composites, Fluctuations and noise, Titanium, Computer aided design, Information operations, Adhesives, Epoxies, Analytical research, Ear, Structural engineering

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Proceedings Article | 2 June 1999 Paper

Directional damping material for integrally damped composite plates

Janet Biggerstaff, John Kosmatka

Proceedings Volume 3672, (1999) https://doi.org/10.1117/12.349799

KEYWORDS: Composites, Copper, Velocity measurements, Control systems, Materials science, Materials processing, Manufacturing, Adhesives, Fourier transforms, Electromagnetism

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Proceedings Article | 16 June 1998 Paper

Analysis, design, and testing of two cocured damped composite torsion shafts

Kevin Napolitano, Wilder Grippo, John Kosmatka, Conor Johnson

Proceedings Volume 3327, (1998) https://doi.org/10.1117/12.310716

KEYWORDS: Composites, Analytical research, Information operations, Chlorine, Electroluminescence, Manufacturing, Radon, Finite element methods, Silicon, Scanning electron microscopy

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Proceedings Article | 16 June 1998 Paper

Damping performance of cocured composite laminates with embedded viscoelastic layers

Janet Biggerstaff, John Kosmatka

Proceedings Volume 3327, (1998) https://doi.org/10.1117/12.310676

KEYWORDS: Composites, Epoxies, Adhesives, Manufacturing, Temperature metrology, Velocity measurements, Error analysis, Materials science, Aerospace engineering, Satellites

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Proceedings Article | 16 June 1998 Paper

Vibrational reduction in integral-damped composite fan blades: experimental results

John Kosmatka, Oral Mehmed

Proceedings Volume 3327, (1998) https://doi.org/10.1117/12.310677

KEYWORDS: Composites, Fluctuations and noise, Signal to noise ratio, Carbon, Adhesives, Magnetism, Structured optical fibers, Interference (communication), Holography, Bridges

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Proceedings Article | 1 May 1996 Paper

Damage detection of highly damped structures using direct frequency response measurements and residual force vectors

Kevin Napolitano, John Kosmatka

Proceedings Volume 2720, (1996) https://doi.org/10.1117/12.239080

KEYWORDS: Chemical elements, Damage detection, Error analysis, Matrices, Systems modeling, System identification, Temperature metrology, Shape analysis, Fluid dynamics, 3D modeling

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Proceedings Article | 1 May 1996 Paper

Vibration reduction in advanced composite turbo-fan blades using embedded damping materials

John Kosmatka, Alex Lapid, Oral Mehmed

Proceedings Volume 2720, (1996) https://doi.org/10.1117/12.239097

KEYWORDS: Composites, Skin, Manufacturing, Carbon, Solids, Chemical elements, Analytical research, Structured optical fibers, Adhesives, Fluctuations and noise

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Proceedings Article | 1 May 1996 Paper

Passive approach of controlling twist in composite tilt-rotor blades

John Kosmatka, Renee Lake

Proceedings Volume 2717, (1996) https://doi.org/10.1117/12.239076

KEYWORDS: Composites, Finite element methods, Analytical research, Manufacturing, Solids, Epoxies, Lanthanum, Aerodynamics, Beam analyzers, Data modeling

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