GPR
Applied Geophysics
89.456/89.556
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Introduction
Subdivisions of applied geophysics
Matching geophysical methods to applications
Schematic flow diagram to illustrate the decision making process leading to the selection of geophysical and utility software. From Reynolds (1991).
Magnetic method
Magnetic field generated by a magnetized body when i = 60
o
Ground penetrating radar (GPR)
Applications for ground penetrating radar
Diagram of GPR system and radargram
Attenuation in signal strength
Variation of skin depth as a function of resistivity
Radar range for radars with different system performances
Radiowave velocities as a function of relative dielectric constant
Relative dielectric constants and radiowave velocities for a range of materials
Probing distances as a function of frequency for different geological materials
Radar velocities as a function of porosity
WARR and CMP soundings