Ground Penetrating Radar
GRORADAR™ by Gary R. Olhoeft, PhD
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Introduction and History        Electromagnetic Wave Propagation

Velocity   Wavelength    Attenuation   Dispersion

Rocks, Soils and Fluids:  Electrical Properties    Magnetic Properties

Environmental Influences        Heterogeneity, Anisotropy and Scale       Radar Equation

Scattering     Polarization     Fresnel Reflection     Snell Angle       Stokes-Mueller Matrices      Poincare Sphere

Antennas     Coupling     Near / Far Fields     Waveguides   Multipathing

Resonance 

Resonance occurs when the right combination of geometry and material properties...

(illustration)

L. C. Chan, D. L. Moffatt, and L. Peters, Jr.,  ``Estimation of complex natural resonances from a class of sub-surface targets,'' Acoustic Electromagnetic and Elastic Wave Scattering-Focus on T-matrix Approach. New York: Pergamon Press, 1979, pp. 453-463.

J. L. Volakis and L. Peters, Jr., ``Improved identification of underground targets using video pulse radars by elimination of undesired natural resonances,'' IEEE Trans. Antennas Propagat., Vol. AP-31, no. 2, pp. 334-340,
Mar. 1983.

C-C. Chen, F. Paynter, J. D. Young and L. Peters Jr., "Ground Penetrating Radar Target Classification via Complex Natural Resonances", UXO Forum 1995.

C-C. Chen, L. Peters Jr. and W.D. Burnside, "Ground Penetration Radar Target Classification via Complex Natural Resonances", Institute Electrical and Electronics Engineers (IEEE) Antennas and Propagation Society
International Symposium, vol. 3, 1586-1589, June 1995.

C-C. Chen, F. Paynter, J. D. Young and L. Peters Jr., "Ground Penetrating Radar Target Classification via Complex Natural Resonances", UXO Forum 1996.

C-C. Chen and L. Peters Jr., "Buried Unexploded Ordnance Identification via Complex Natural Resonances", IEEE Transaction on Antenna and Propagations, vol. AP-42, pp. 1645-1654, Nov. 1997

C-C. Chen, "Electromagnetic Resonances of Immersed Dielectric Spheres", IEEE Transaction on Antenna and Propagations, July, 1998

Inder J. Gupta, Andria van der Merwe and C-C. Chen, " Extraction of Complex Resonances Associated with Buried Targets", (SPIE) 1998.

C-C. Chen, "Buried UXO Classification Using the Polarization and Resonance Signatures", US UXO Forum, May, 1999.

Survey Design     Contrast     Geometry      Resolution     Depth of  Investigation     Orientation  

Noise     Interference     Logistics

Data Acquisition   Data Processing   Modeling   Interpretation   Uncertainty

Applications:     Noninvasive Surface     Borehole      Airborne     Satellite and Space  

GPR Bibliography

 


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