2026 George A. McMechan: Earth Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Earth Science	68	1149	1016	525	449	446	16060

George A. McMechan publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where George A. McMechan sits on this spectrum.

38 publications 510+

This scientist: 446 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

George A. McMechan D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where George A. McMechan sits on this spectrum.

30 D-Index 94+

This scientist: 68 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

George A. McMechan is affiliated with The University of Texas at Dallas in the United States. Their research spans primarily across Earth and Planetary Sciences and Engineering, with notable contributions in the subfields of Geophysics, Ocean Engineering, Mechanical Engineering, Electrical and Electronic Engineering, and Radiology, Nuclear Medicine and Imaging.

Their main scientific topics include seismic imaging and inversion techniques, seismic waves and analysis, hydraulic fracturing and reservoir analysis, drilling and well engineering, geophysical methods and applications, optical systems and laser technology, and reservoir engineering and simulation methods.

Recent papers authored or co-authored by George A. McMechan include:

Automatic velocity picking from semblances with a new deep-learning regression strategy: Comparison with a classification approach (2020), published in Geophysics
Elastic isotropic and anisotropic full-waveform inversions using automatic differentiation for gradient calculations in a framework of recurrent neural networks (2021), published in Geophysics
Elastic Least-Squares Imaging in Tilted Transversely Isotropic Media for Multicomponent Land and Pressure Marine Data (2020), published in Surveys in Geophysics
An Efficient and Stable High-Resolution Seismic Imaging Method: Point-Spread Function Deconvolution (2022), published in Journal of Geophysical Research Solid Earth
Adaptive Feedback Convolutional-Neural-Network-Based High-Resolution Reflection-Waveform Inversion (2022), published in Journal of Geophysical Research Solid Earth

Frequently collaborating co-authors include:

Yulang Wu
Jidong Yang
Hejun Zhu
Jianping Huang
Yanfei Wang

George A. McMechan has published multiple studies in various scientific venues, with the most frequent including:

Zenodo (CERN European Organization for Nuclear Research)
Geophysics
Surveys in Geophysics
Geophysical Journal International
Journal of Geophysical Research Solid Earth

In addition to journal articles, George A. McMechan has authored book publications, including a title published by Frontiers Media:

The State-of-Art Techniques of Seismic Imaging for the Deep and Ultra-deep Hydrocarbon Reservoirs (2022)

Best Publications

MIGRATION BY EXTRAPOLATION OF TIME‐DEPENDENT BOUNDARY VALUES*

G. A. McMECHAN

1204
Citations
Analysis of dispersive waves by wave field transformation

George A. McMechan;Mathew J. Yedlin

761
Citations
Acquisition and processing of wide-aperture ground-penetrating radar data

Elizabeth Fisher;George A. McMechan;A. Peter Annan

457
Citations
Reverse-time migration of offset vertical seismic profiling data using the excitation-time imaging condition

Wen-Fong Chang;George A. McMechan

439
Citations
Elastic reverse-time migration

Wen Fong Chang;George A. McMechan

375
Citations
Imaging conditions for prestack reverse-time migration

Sandip Chattopadhyay;George A. McMechan

326
Citations
Examples of reverse-time migration of single-channel, ground-penetrating radar profiles

Elizabeth Fisher;George A. McMechan;A. Peter Annan;Steve W. Cosway

297
Citations
Scalar reverse‐time depth migration of prestack elastic seismic data

Robert J. Sun;George A. McMechan

268
Citations
2D and 3D elastic wavefield vector decomposition in the wavenumber domain for VTI media

Qunshan Zhang;George A. McMechan

250
Citations
Determination of source parameters by wavefield extrapolation

George A. McMechan

248
Citations
3-D elastic prestack, reverse-time depth migration

Wen Fong Chang;George A. McMechan

248
Citations
A seismic refraction survey of the Imperial Valley Region, California

Gary S. Fuis;Walter D. Mooney;J.H. Healy;G.A. McMechan

228
Citations
3-D tomographic imaging of near‐surface seismic velocity and attenuation

Matthew A. Brzostowski;George A. McMechan

218
Citations
Three-dimensional architecture of a coalesced, collapsed-paleocave system in the Lower Ordovician Ellenburger Group, central Texas

Robert G. Loucks;Paul K. Mescher;George A. McMechan

204
Citations
Crustal structure of the Imperial Valley region.

G. S. Fuis;W. D. Mooney;J. H. Healey;G. A. McMechan

199
Citations
Pre-stack reverse-time migration for elastic waves with application to synthetic offset vertical seismic profiles

R. Sun;G.A. McMechan

193
Citations
Asymptotic ray theory and synthetic seismograms for laterally varying structures: theory and application to the imperial valley, California

George A. McMechan;Walter D. Mooney

192
Citations
Seismic tomography in boreholes

George A. McMechan

189
Citations
GPR characterization of buried tanks and pipes

Xiaoxian Zeng;George A. McMechan

185
Citations
Vector-based elastic reverse time migration

Wenlong Wang;George A. McMechan

168
Citations
Inversion of refraction data by wave field continuation

Robert W. Clayton;George A. McMechan

162
Citations

Frequent Co-Authors

Janok P. Bhattacharya McMaster University

Walter D. Mooney United States Geological Survey

Robert L. Parker University of California, San Diego

Vladimir Grechka Marathon Oil (United States)

Robert G. Loucks The University of Texas at Austin

Gary S. Fuis United States Geological Survey

Richard G. W. Anderson The University of Texas Southwestern Medical Center

Robert W. Clayton California Institute of Technology

Jianwei Ma Harbin Institute of Technology

Paul L. Stoffa The University of Texas at Austin

External Links

Personal website of George A. McMechan Google Scholar page

If you think any of the details on this page are incorrect, let us know.

Related Online Degrees & Career Pathways

Exploring Earth Science through online degrees opens diverse career pathways, linking environmental studies with practical applications. Students often seek flexible options like an online Spanish degree for military veterans, which can enhance communication skills in global environmental projects or multinational organizations.

For those interested in integrating creativity and science, pursuing an MFA online program can provide opportunities in environmental arts, design, or education, adding unique value to traditional Earth Science careers.

Management roles within environmental agencies or corporations often require specialized skills offered by an online masters in human resource management. These programs prepare graduates to handle organizational challenges, fostering effective team leadership in science-driven industries.

Additionally, options like a one year degree for seniors provide accessible, accelerated learning pathways. This flexibility supports lifelong learners who wish to enhance their Earth Science expertise or pivot to related professions without lengthy commitments.