World's Best Scientists 2026 revealed!
George J. Hirasaki

George J. Hirasaki

D-Index & Metrics

Engineering and Technology

D-Index
80
Citations
22913
World Ranking
537
National Ranking
183

George J. Hirasaki publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where George J. Hirasaki sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 283 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

George J. Hirasaki D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where George J. Hirasaki sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 80 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Research.com Recognitions

  • 1991 - Member of the National Academy of Engineering For contributions to the understanding of interfacial phenomena in oil reservoirs.

Overview

George J. Hirasaki is affiliated with Rice University in the United States and has an extensive research portfolio focusing on areas related to engineering, physics, and chemistry. Their work draws from major fields of study including Engineering, Physics and Astronomy, and Chemistry, with significant contributions in subfields such as Nuclear and High Energy Physics, Mechanics of Materials, Ocean Engineering, Analytical Chemistry, and Materials Chemistry.

The scientist's research spans several key topics. They have published extensively on NMR spectroscopy and applications, hydrocarbon exploration and reservoir analysis, enhanced oil recovery techniques, petroleum processing and analysis, advanced NMR techniques and applications, Pickering emulsions and particle stabilization, and CO2 sequestration and geologic interactions.

Recent papers by George J. Hirasaki illustrate their focus on interfacial phenomena, fluid-rock interactions, and sequestration technologies. Notable publications include:

  • Role of Wettability on the Adsorption of an Anionic Surfactant on Sandstone Cores, 2020, Langmuir
  • Evaluating physicochemical properties of crude oil as indicators of low-salinity-induced wettability alteration in carbonate minerals, 2020, Scientific Reports
  • Potential and Challenges of Foam-Assisted CO2 Sequestration, 2022, SPE Improved Oil Recovery Conference
  • A systematic approach to alkaline-surfactant-foam flooding of heavy oil: microfluidic assessment with a novel phase-behavior viscosity map, 2020, Scientific Reports
  • Potential and challenges of foam-assisted CO2 sequestration, 2024, Geoenergy Science and Engineering

George J. Hirasaki has collaborated frequently with several researchers. Prominent coauthors include Philip M. Singer, D. Asthagiri, Walter G. Chapman, Sibani Lisa Biswal, and Arjun Valiya Parambathu, reflecting a network of interdisciplinary cooperation across numerous projects.

The primary venues where George J. Hirasaki publishes are diverse and cover both journals and conferences. Frequent publication venues include arXiv (Cornell University), The Journal of Physical Chemistry B, Scientific Reports, Fuel, and the SPE Improved Oil Recovery Conference.

George J. Hirasaki was recognized as a Member of the National Academy of Engineering in 1991 for contributions to the understanding of interfacial phenomena in oil reservoirs.

Best Publications

  • Recent Advances in Surfactant EOR

    George J. Hirasaki;Clarence A. Miller;Maura Puerto

  • Wettability: Fundamentals and Surface Forces

    G.J. Hirasaki

  • Mechanisms of foam flow in porous media: apparent viscosity in smooth capillaries

    G.J. Hirasaki;J.B. Lawson

  • Surface Chemistry of Oil Recovery From Fractured, Oil-Wet, Carbonate Formations

    George Hirasaki;Danhua Leslie Zhang

  • Foam-oil interaction in porous media: implications for foam assisted enhanced oil recovery.

    R. Farajzadeh;R. Farajzadeh;A. Andrianov;R. Krastev;G.J. Hirasaki

  • Surface Chemistry of Oil Recovery From Fractured, Oil-Wet, Carbonate Formation

    George Hirasaki;Danhua Leslie Zhang

  • Effects of Capillary Pressure on Coalescence and Phase Mobilities in Foams Flowing Through Porous Media

    Z.I. Khatib;G.J. Hirasaki;A.H. Falls

  • Development of a mechanistic foam simulator: The population balance and generation by snap-off

    A.H. Falls;G.J. Hirasaki;T.W. Patzek;D.A. Gauglitz

  • ANALYSIS OF FACTORS INFLUENCING MOBILITY AND ADSORPTION IN THE FLOW OF POLYMER SOLUTION THROUGH POROUS MEDIA.

    G.J. Hirasaki;G.A. Pope

  • ASPHALTENE PRECIPITATION AND SOLVENT PROPERTIES OF CRUDE OILS

    J. S. Buckley;G. J. Hirasaki;Y. Liu;S. Von Drasek

  • The Steam-Foam Process

    G. J. Hirasaki

  • Methods for Increased Accuracy in Numerical Reservoir Simulators

    M.R. Todd;P.M. O'Dell;G.J. Hirasaki

  • Foam Mobility Control for Surfactant Enhanced Oil Recovery

    Robert Feng Li;Wei Yan;Shunhua Liu;George J. Hirasaki

  • Visualizing oil displacement with foam in a microfluidic device with permeability contrast.

    Charles A. Conn;Kun Ma;George J. Hirasaki;Sibani Lisa Biswal

  • Surfactant Systems for EOR in High-Temperature, High-Salinity Environments

    Maura Puerto;George J. Hirasaki;Clarence A. Miller;Julian R. Barnes

  • Favorable Attributes of Alkaline-Surfactant-Polymer Flooding

    Shunhua Liu;Danhua Zhang;Wei Yan;Maura Puerto

  • Wettability alteration and spontaneous imbibition in oil-wet carbonate formations

    D. Leslie Zhang;Shunhua Liu;Maura Puerto;Clarence A. Miller

  • Modeling of asphaltene phase behavior with the SAFT equation of state

    P. David Ting;George J. Hirasaki;Walter G. Chapman

  • Visualization of improved sweep with foam in heterogeneous porous media using microfluidics

    Kun Ma;Rachel Liontas;Charles A. Conn;George J. Hirasaki

  • Application of the theory of multicomponent, multiphase displacement to three component, two phase surfactant flooding

    George J. Hirasaki

Frequent Co-Authors

Clarence A. Miller
Clarence A. Miller Rice University
Walter G. Chapman
Walter G. Chapman Rice University
Gerald R. Dickens
Gerald R. Dickens Trinity College Dublin
Keith P. Johnston
Keith P. Johnston The University of Texas at Austin
Brandon Dugan
Brandon Dugan Colorado School of Mines
Quoc Phuc Nguyen
Quoc Phuc Nguyen The University of Texas at Austin
Kishore K. Mohanty
Kishore K. Mohanty The University of Texas at Austin
Rafael Verduzco
Rafael Verduzco Rice University
Michael S. Wong
Michael S. Wong Rice University
Gary A. Pope
Gary A. Pope The University of Texas at Austin

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