Mr. Robert F. Anastasi Profile

Robert F. Anastasi

Mechanical Engineer at NASA Langley Research Ctr

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Author

Publications (7)

Proceedings Article | 8 April 2008 Paper

Investigation of fiber waviness in a thick glass composite beam using THz NDE

Robert Anastasi

Proceedings Volume 6934, 69340K (2008) https://doi.org/10.1117/12.776765

KEYWORDS: Refractive index, Glasses, Composites, Inspection, Nondestructive evaluation, Wavefronts, Wave propagation, Terahertz radiation, Electromagnetism, Radio propagation

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Proceedings Article | 19 April 2007 Paper

Terahertz NDE application for corrosion detection and evaluation under shuttle tiles

Robert Anastasi, Eric Madaras, Jeffrey Seebo, Stephen Smith, Janice Lomness, Paul Hintze, Catherine Kammerer, William Winfree, Richard Russell

Proceedings Volume 6531, 65310W (2007) https://doi.org/10.1117/12.715128

KEYWORDS: Transceivers, Aerospace engineering, Signal attenuation, Manufacturing, Inspection, Corrosion, Nondestructive evaluation, Terahertz radiation, Infrared radiation, Aluminum

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Proceedings Article | 20 March 2006 Paper

Terahertz NDE for metallic surface roughness evaluation

Robert Anastasi, Eric Madaras

Proceedings Volume 6176, 61760O (2006) https://doi.org/10.1117/12.659463

KEYWORDS: Scattering, Dielectrics, Inspection, Surface roughness, Nondestructive evaluation, Free space, Ray tracing, Terahertz radiation, Radium, Signal detection

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Proceedings Article | 19 May 2005 Paper

Application of Hilbert-Huang transform for improved defect detection in terahertz NDE of shuttle tiles

Robert Anastasi, Eric Madaras

Proceedings Volume 5767, (2005) https://doi.org/10.1117/12.600570

KEYWORDS: Defect detection, Visualization, Image processing, Manufacturing, Inspection, Nondestructive evaluation, Signal processing, Terahertz radiation, Aluminum, Adhesives

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Proceedings Article | 1 August 2003 Paper

Aging wire insulation assessment by phase spectrum examination of ultrasonic guided waves

Robert Anastasi, Eric Madaras

Proceedings Volume 5046, (2003) https://doi.org/10.1117/12.484098

KEYWORDS: Aerospace engineering, Waveguides, Dispersion, Coating, Nondestructive evaluation, Ultrasonics, Wave propagation, Transducers, Solids, Phase velocity

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Proceedings Article | 11 June 2002 Paper

Investigating the use of ultrasonic guided waves for aging wire insulation assessment

Robert Anastasi, Eric Madaras

Proceedings Volume 4702, (2002) https://doi.org/10.1117/12.469912

KEYWORDS: Waveguides, Polymers, Copper, Coating, Ultrasonics, Transducers, Aluminum, Phase measurement, Velocity measurements, Phase velocity

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Proceedings Article | 8 February 1999 Paper

Generation mechanisms for laser ultrasonics

Adam Friedman, Mark Hinders, Eric Madaras, Robert Anastasi

Proceedings Volume 3585, (1999) https://doi.org/10.1117/12.339856

KEYWORDS: Scattering, Ultrasonography, Composites, Nd:YAG lasers, Ultrasonics, Transducers, Aluminum, Q switched lasers, Acousto-optics, Time-frequency analysis

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Showing 5 of 7 publications

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