Grounded source transient electromagnetic 3D forward modeling with the spectral-element method and its application in hydraulic fracturing monitoring

X Huang, L Yan, X Wang, X Xie, L Zhou… - Frontiers in Earth …, 2023 - frontiersin.org
A long wire with large current source transient electromagnetic (TEM) monitoring, with a
large detection depth, low cost, safety, and environmental protection, has unique …

Geomechanical and hydrogeological evaluation of a shallow hydraulic fracture at the Devine Fracture Pilot Site, Medina County, Texas

M Haddad, M Ahmadian, J Ge, JP Nicot… - Rock Mechanics and …, 2023 - Springer
Abstract UT-Austin's Devine Fracture Pilot Site, 50 miles southwest of San Antonio, Texas,
has been targeted for a comprehensive, multidisciplinary development of fracture diagnostic …

Imaging hydraulic fractures under energized steel casing by convolutional neural networks

R Zhang, Q Sun, X Zhang, L Cui, Z Wu… - … on Geoscience and …, 2020 - ieeexplore.ieee.org
Imaging hydraulic fractures is of paramount importance to subsurface resource extraction,
geologic storage, and hazardous waste disposal. The use of electrically conductive …

Accelerating hydraulic fracture imaging by deep transfer learning

R Zhang, Q Sun, Y Mao, L Cui, Y Jia… - … on Antennas and …, 2022 - ieeexplore.ieee.org
Deep transfer learning has a great success story in computer vision (CV), natural language
processing, and many other fields. In this communication, we are going to push forward the …

Real-Time Monitoring of Fracture Dynamics with a Contrast Agent-Assisted Electromagnetic Method

M Ahmadian, M Haddad, L Cui… - SPE Hydraulic …, 2023 - onepetro.org
In collaboration with the Advanced Energy Consortium, our team has previously
demonstrated that the placement of electrically active proppants (EAPs) in a hydraulic …

NMM simulation of electromagnetic waves in cylindrical geometries with an extremely thin vertical layer

D Wang, J Dai, Y Fang, Y Hu, R Zhang… - … on Geoscience and …, 2022 - ieeexplore.ieee.org
The numerical mode matching (NMM) method is widely employed in the simulation of
electromagnetic (EM) problems with cylindrical geometries. Its significant reduction of the …

Mobility of Sub-50 Nm Iron Oxide Nanoparticles with Ultrahigh Initial Magnetic Susceptibility in Intact Berea Sandstone at High Salinity

CB Dandamudi, M Iqbal, BA Lyon-Marion… - Industrial & …, 2022 - ACS Publications
Superparamagnetic iron oxide nanoparticles (IONPs), which have been investigated
extensively as contrast-enhancing agents in biology, are being explored for subsurface …

Monitoring hydraulic fracture volume using borehole to surface electromagnetic and conductive proppant

GM Hoversten, C Schwarzbach - Geophysics, 2021 - library.seg.org
Numerical modeling of a North American hydraulic fracture experiment is done to
demonstrate the accuracy with which the volume containing proppant could be estimated …

Pressure transient analyses and poroelastic modeling of hydraulic fracture dilation for multiple injections at the Devine fracture pilot site

M Haddad, M Ahmadian - SPE Hydraulic Fracturing Technology …, 2023 - onepetro.org
Our team has conducted electromagnetic (EM) surveys for the past six years to monitor
hydraulic-fracture behavior at the Devine Fracture Pilot Site (DFPS). The sub-horizontal …

One-step synthesis and functionalization of high-salinity-tolerant magnetite nanoparticles with sulfonated phenolic resin

Y Park, C Huh, J Ok, H Cho - Langmuir, 2019 - ACS Publications
Superparamagnetic nanoparticles are being actively developed for various applications in
oil fields. A key requirement for such nanoparticles is the long-term stability of their …