Comparing detection and location performance of perpendicular and parallel broadside GPR antenna orientations

JL Porsani, E Slob, RS Lima, DN Leite - Journal of Applied Geophysics, 2010 - Elsevier
GPR (Ground Penetrating Radar) results are shown for perpendicular broadside and
parallel broadside antenna orientations. Performance in detection and localization of …

A review of practical numerical modelling methods for the advanced interpretation of ground‐penetrating radar in near‐surface environments

NJ Cassidy - Near Surface Geophysics, 2007 - earthdoc.org
As ground‐penetrating radar (GPR) technology improves, there is an increasing demand for
more sophisticated and detailed interpretational tools. Numerical modelling has become …

Determination of volumetric water content of concrete using ground-penetrating radar

G Klysz, JP Balayssac - Cement and concrete research, 2007 - Elsevier
A large number of reinforced or prestressed concrete pathologies require the presence of
water to develop. In this context, the quantification of water content is an important phase for …

Characterizing the energy distribution around GPR antennas

N Diamanti, AP Annan - Journal of Applied Geophysics, 2013 - Elsevier
Antenna height, orientation, shielding and subsurface properties all impact GPR responses.
Although the basic concepts are generally understood, clarifying the key relationships can …

Optimising the complex refractive index model for estimating the permittivity of heterogeneous concrete models

H Zadhoush, A Giannopoulos, I Giannakis - Remote Sensing, 2021 - mdpi.com
Estimating the permittivity of heterogeneous mixtures based on the permittivity of their
components is of high importance with many applications in ground penetrating radar (GPR) …

Accurate imaging of multicomponent GPR data based on exact radiation patterns

R Streich, J van van der Kruk - IEEE Transactions on …, 2006 - ieeexplore.ieee.org
Scalar migration algorithms developed for three-dimensional seismic data are commonly
used for imaging ground-penetrating radar (GPR) data. Yet, radar is a vector phenomenon …

The application of finite-difference time-domain modelling for the assessment of GPR in magnetically lossy materials

NJ Cassidy, TM Millington - Journal of Applied Geophysics, 2009 - Elsevier
Numerical modelling has recently established itself as an important, near-surface GPR
interpretation tool with the finite-difference, time-domain (FDTD) method becoming one of …

Ground penetrating radar

K Knödel, G Lange, HJ Voigt, N Blindow… - … Geology: Handbook of …, 2007 - Springer
Ground penetrating radar 2 (GPR) is an electromagnetic pulse reflection method based on
physical principles similar to those of reflection seismics. It is a geophysical technique for …

Evaluation of dielectric properties of concrete by a numerical FDTD model of a GPR coupled antenna—parametric study

G Klysz, JP Balayssac, X Ferrières - NDT & e International, 2008 - Elsevier
This article describes the use of a 1.5 GHz ground-penetrating radar (GPR) coupled antenna
numerical model to evaluate the dielectric properties of two concretes with different degrees …

Semblance response to a ground‐penetrating radar wavelet and resulting errors in velocity analysis

AD Booth, R Clark, T Murray - Near Surface Geophysics, 2010 - earthdoc.org
The propagation velocity of a ground‐penetrating radar (GPR) wavelet may be used to
derive physical subsurface properties, including layer thickness, porosity and water content …