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What is Time-lapse Resistivity Imaging?
In-Depth Analysis of Dynamic Subsurface Monitoring Technology Technical Definition & Core ValueTime-lapse Resistivity Imaging (TRI), known as Time-lapse high-density electrical method, captures dynamic subsurface changes through multi-temporal 3D ERT surveys. Geotech Series achieves 0.01Ω·m resolution 4D modeling via 1024-channel quantum…
What is Cross-hole Resistivity?
In-Depth Analysis of Cross-hole Resistivity Tomography Technical Definition & PrinciplesCross-hole Resistivity Tomography, known as Transpore High Density Electrophysiology, reconstructs 3D resistivity distributions between boreholes using paired electrodes. Geotech’s GeoERT system achieves 0.1m resolution through 512-channel quantum electrode arrays and adaptive…
What is 2D/3D ERT Survey?
In-Depth Analysis of High-Density Resistivity Imaging Technology Technical Definition & Principles2D/3D Electrical Resistivity Tomography (ERT) Survey, known as High-density electrical sounding, utilizes multi-electrode arrays to reconstruct subsurface resistivity models. Geotech’s GeoERT system achieves 0.2m-resolution 3D imaging through 256-channel quantum electrodes…
What is Vertical Electrical Sounding (VES)?
Technical Definition & DevelopmentVertical Electrical Sounding (VES), or 直流电法测深 in geotechnical terminology, is a fundamental geophysical method using four-electrode arrays to measure subsurface resistivity variations. Geotech’s series revolutionizes this approach with 64-channel wireless nodes, enabling 3D electrical resistivity tomography (ERT)…
What is ERT？
What is Electrical Resistivity Tomography (ERT)? Definition & Technical PrinciplesElectrical Resistivity Tomography (ERT), referred to as 高密度电法 in Chinese geophysical practice, is an advanced subsurface imaging technique integrating DC resistivity measurements with tomographic inversion algorithms. Differing from conventional vertical electrical…