Member Since 2002
Jonathan Blair Ajo-Franklin
Professor, Rice University
AGU Research
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Real-time DAS monitoring reveals pressure dependent behavior of seismicity during flexible operation of an enhanced geothermal system
GEOENERGY-INDUCED SEISMICITY: DETECTION, MANAGEMENT, AND MITIGATION II ORAL
seismology | 15 december 2023
Michal Chamarczuk, Jonathan B. Ajo-Franklin, Jack ...
Robustly monitoring microseismicity related to production in enhanced geothermal systems (EGS) is crucial for the societal acceptance of geothermal en...
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ML-based Microseismic Event Location and Moment Tensor Estimation using Distributed Acoustic Sensing data
LEVERAGING DISTRIBUTED ACOUSTIC SENSING IN MODERN MONITORING APPLICATIONS II ORAL
seismology | 15 december 2023
Jaewoo Kim, Yen Sun, Bertrand Denel, Jonathan B. A...
Distributed Acoustic Sensing (DAS) has enhanced the feasibility of dense-array seismic monitoring due to its performance in extreme environments and c...
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A Hydromechanical Approach to Characterizing Fractured Bedrock Using Periodic Hydraulic Testing
HYDROGEOPHYSICS: ADVANCES IN INVERSION, DATA FUSION, AND APPLICATIONS OF MACHINE LEARNING III ORAL
hydrology | 15 december 2023
Jeremy Patterson, Jonathan B. Ajo-Franklin, Matthe...
Accurate prediction of flow and transport pathways through fractured bedrock aquifers is necessary for large scale alternative energy development and ...
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Leveraging Dark Fiber to Image Fault Zones using Earthquake Scattering Migration
INNOVATIONS AND APPLICATIONS IN FIBER-OPTIC SENSING II POSTER
seismology | 14 december 2023
YUANYUAN MA, Benxin Chi, Avinash Nayak, Verónica R...
We have developed a workflow for migrating coherent scattered phases generated by local earthquakes, as recorded by Distributed Acoustic Sensing (DAS)...
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Customizing a Wellbore Source Targeting Instrumental Response of Distributed Acoustic Sensing
ENVIRONMENTAL SEISMOLOGY: A GEOPHYSICAL TOOL TO STUDY SURFACE AND NEAR-SURFACE PROCESSES V POSTER
seismology | 14 december 2023
Valeriia Sobolevskaia, Jonathan B. Ajo-Franklin, B...
Distributed acoustic sensing (DAS) is a novel rapidly growing method for both surface and downhole seismic data acquisition. It allows to collect data...
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An Innovation Real-Time Ambient Noise Monitoring System: Implementing the Raspberry Shake as an Example
AMBIENT-FIELD SEISMOLOGY: ADVANCEMENTS IN THEORY, METHODOLOGY, AND APPLICATIONS V POSTER
seismology | 12 december 2023
Fu Yin, Jonathan B. Ajo-Franklin
Seismology has unequivocally ventured into the big data era, spurred by the emergence of novel sensors such as large-N arrays and Distributed Acoustic...
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Mapping the 3D Evolution of Induced Fracture Networks Using Continuous Active Source Seismic Monitoring
ADVANCES IN EXPLORATION GEOPHYSICS II POSTER
near surface geophysics | 12 december 2023
Jackson Saftner, Xuejian Liu, Jonathan B. Ajo-Fran...
Hydraulic fracturing is an important technique used to improve permeability of the subsurface and has a wide range of applications, i.e., carbon stora...
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Active‐Source Seismic Imaging of Fault Re‐Activation and Leakage: An Injection Experiment at the Mt Terri Rock Laboratory, Switzerland
GEOPHYSICAL RESEARCH LETTERS
08 december 2023
Tanner Shadoan, Jonathan B. Ajo-Franklin, Yves Gug...
We conducted a time‐lapse seismic experiment utilizing automated active seismic source and sensor arrays to monitor a reactivated fault withi...