World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
44
Citations
7915
World Ranking
4686
National Ranking
1792

Timothy J. Kneafsey 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 Timothy J. Kneafsey sits on this spectrum.

38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 556 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38 publications 603+

This scientist: 335 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

Timothy J. Kneafsey 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 Timothy J. Kneafsey sits on this spectrum.

30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 181 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 44 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

Overview

Timothy J. Kneafsey is affiliated with the Lawrence Berkeley National Laboratory in the United States. Their research spans multiple fields within engineering and earth sciences, with a strong focus on geophysical processes and subsurface engineering.

Their work primarily covers the main fields of Engineering and Earth and Planetary Sciences. More specifically, their subfields of study include Geophysics, Ocean Engineering, Mechanical Engineering, Environmental Engineering, and Atmospheric Science.

Kneafsey has contributed significantly to several key topics related to subsurface engineering and geophysical analysis, including:

  • Hydraulic Fracturing and Reservoir Analysis
  • Seismic Imaging and Inversion Techniques
  • Drilling and Well Engineering
  • Seismic Waves and Analysis
  • Groundwater flow and contamination studies
  • CO2 Sequestration and Geologic Interactions
  • Methane Hydrates and Related Phenomena

Their publication record shows frequent contributions to well-known research venues. Notable venues for their work include:

  • OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)
  • Journal of Geophysical Research Solid Earth
  • Geothermics
  • Fuel
  • Geophysical Research Letters

Kneafsey has collaborated frequently with several coauthors across their projects, including:

  • Hunter Knox
  • Paul Schwering
  • Patrick Dobson
  • Jeffrey Burghardt
  • Pengcheng Fu

Some of their recent papers include the following:

  • "An international code comparison study on coupled thermal, hydrologic and geomechanical processes of natural gas hydrate-bearing sediments" (2020), published in Marine and Petroleum Geology
  • "Close Observation of Hydraulic Fracturing at EGS Collab Experiment 1: Fracture Trajectory, Microseismic Interpretations, and the Role of Natural Fractures" (2021), Journal of Geophysical Research Solid Earth
  • "Creation of a Mixed-Mode Fracture Network at Mesoscale Through Hydraulic Fracturing and Shear Stimulation" (2020), Journal of Geophysical Research Solid Earth
  • "Constraining maximum event magnitude during injection-triggered seismicity" (2021), Nature Communications
  • "Relative permeability of gas and water flow in hydrate-bearing porous media: A micro-scale study by lattice Boltzmann simulation" (2022), Fuel

Best Publications

  • PHYSICAL PROPERTIES OF HYDRATE-BEARING SEDIMENTS

    William F. Waite;J.C. Santamarina;D.D. Cortes;Brandon Dugan

  • Challenges, Uncertainties, and Issues Facing Gas Production From Gas-Hydrate Deposits

    George Moridis;Timothy S. Collett;Mehran Pooladi-Darvish;Steven H. Hancock

  • Methane hydrate formation and dissociation in a partially saturated core-scale sand sample

    Timothy J. Kneafsey;Liviu Tomutsa;George J. Moridis;Yongkoo Seol

  • Hydrate morphology: Physical properties of sands with patchy hydrate saturation

    S. Dai;J.C. Santamarina;William F. Waite;T.J. Kneafsey

  • Laboratory flow experiments for visualizing carbon dioxide-induced, density-driven brine convection

    Timothy J. Kneafsey;Karsten Pruess

  • Cryogenic fracturing for reservoir stimulation – Laboratory studies

    Minsu Cha;Xiaolong Yin;Timothy Kneafsey;Brent Johanson

  • Dewetting of Silica Surfaces upon Reactions with Supercritical CO2 and Brine: Pore-Scale Studies in Micromodels

    Yongman Kim;Jiamin Wan;Timothy J. Kneafsey;Tetsu K. Tokunaga

  • Pore habit of methane hydrate and its evolution in sediment matrix – Laboratory visualization with phase-contrast micro-CT

    Liang Lei;Yongkoo Seol;Jeong-Hoon Choi;Jeong-Hoon Choi;Timothy J. Kneafsey

  • Waterless fracturing technologies for unconventional reservoirs-opportunities for liquid nitrogen

    Lei Wang;Bowen Yao;Minsu Cha;Naif B. Alqahtani

  • Shales at all scales: Exploring coupled processes in mudrocks

    Anastasia G. Ilgen;Jason E. Heath;I. Yucel Akkutlu;L. Taras Bryndzia

  • Numerical simulation of salt precipitation in the fractures of a CO2-enhanced geothermal system

    Andrea Borgia;Karsten Pruess;Timothy J. Kneafsey;Curtis M. Oldenburg

  • Permeability of Laboratory-Formed Methane-Hydrate-Bearing Sand: Measurements and Observations Using X-Ray Computed Tomography

    Timothy J. Kneafsey;Yongkoo Seol;Arvind Gupta;Liviu Tomutsa

  • Studies of Reaction Kinetics of Methane Hydrate Dissocation in Porous Media

    George J. Moridis;Yongkoo Seol;Timothy J. Kneafsey

  • Porosity, permeability, and fluid flow in the Yellowstone geothermal system, Wyoming

    Patrick F Dobson;Timothy J Kneafsey;Jeffrey Hulen;Ardyth Simmons

  • Influence of wettability and permeability heterogeneity on miscible CO2 flooding efficiency

    Prem Bikkina;Jiamin Wan;Yongman Kim;Timothy J. Kneafsey

  • Physical property changes in hydrate-bearing sediment due to depressurization and subsequent repressurization

    William F. Waite;Timothy J. Kneafsey;William J. Winters;D. H. Mason

  • An international code comparison study on coupled thermal, hydrologic and geomechanical processes of natural gas hydrate-bearing sediments

    M.D. White;T.J. Kneafsey;Y. Seol;W.F. Waite

  • Landscape topography structures the soil microbiome in arctic polygonal tundra

    Neslihan Taş;Emmanuel Prestat;Shi Wang;Yuxin Wu

  • Composite thermal conductivity in a large heterogeneous porous methane hydrate sample.

    Arvind Gupta;Timothy J. Kneafsey;George J. Moridis;Yongkoo Seol

  • X-ray computed-tomography observations of water flow through anisotropic methane hydrate-bearing sand

    Yongkoo Seol;Timothy J. Kneafsey

  • CO2 injection-induced fracturing in naturally fractured shale rocks

    Lei Wang;Bowen Yao;Haojun Xie;Haojun Xie;Philip H. Winterfeld

  • Evaluation of accessible mineral surface areas for improved prediction of mineral reaction rates in porous media

    Lauren E. Beckingham;Lauren E. Beckingham;Carl I. Steefel;Alexander M. Swift;Marco Voltolini

  • Methane hydrate induced permeability modification for multiphase flow in unsaturated porous media

    Yongkoo Seol;Timothy J. Kneafsey

  • Shale Gas: Nanometer-Scale Observations and Well Modelling

    Dmitriy Silin;Timothy J. Kneafsey

  • Electrical and seismic response of saline permafrost soil during freeze - Thaw transition

    Yuxin Wu;Seiji Nakagawa;Timothy J. Kneafsey;Baptiste Dafflon

  • Waterless fracturing technologies for unconventional reservoirs-opportunities for liquid nitrogen

    Lei Wang;Bowen Yao;Yu-Shu Wu;Timothy Kneafsey

Frequent Co-Authors

Patrick F. Dobson
Patrick F. Dobson Lawrence Berkeley National Laboratory
Yongkoo Seol
Yongkoo Seol National Energy Technology Laboratory
George J. Moridis
George J. Moridis Lawrence Berkeley National Laboratory
Jonny Rutqvist
Jonny Rutqvist Lawrence Berkeley National Laboratory
Yu-Shu Wu
Yu-Shu Wu Colorado School of Mines
Barry Freifeld
Barry Freifeld Lawrence Berkeley National Laboratory
Eric Sonnenthal
Eric Sonnenthal Lawrence Berkeley National Laboratory
Lianjie Huang
Lianjie Huang Los Alamos National Laboratory
Susan S. Hubbard
Susan S. Hubbard Lawrence Berkeley National Laboratory

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