World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
78
Citations
21410
World Ranking
607
National Ranking
213

L. G. Leal 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 L. G. Leal 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: 241 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

L. G. Leal 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 L. G. Leal 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: 78 D-Index — 94th percentile

94% 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

  • 2011 - Fellow of the American Academy of Arts and Sciences
  • 1987 - Member of the National Academy of Engineering For fundamental contributions to the understanding of the fluid mechanics of particulate systems, polymer solutions, and suspensions.
  • 1976 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

L. G. Leal is affiliated with the University of California, Santa Barbara in the United States. Their research spans multiple fields with a focus on materials science, chemical engineering, and engineering, reflecting a broad interdisciplinary approach.

The primary subfields within which they work include fluid flow and transfer processes, materials chemistry, biomedical engineering, polymers and plastics, and pulmonary and respiratory medicine. Their contributions address complex phenomena in these areas through experimental and theoretical frameworks.

Leal's scientific inquiries broadly cover several main topics such as rheology and fluid dynamics studies, material dynamics and properties, phase equilibria and thermodynamics, polymer crystallization and properties, blood properties and coagulation, minerals flotation and separation techniques, and nanoparticles nucleation surface interactions.

Frequent publication venues for their work include:

  • Journal of Rheology
  • Physical Review Letters
  • Physical Review Materials
  • Journal of Non-Newtonian Fluid Mechanics
  • Macromolecules

Selected recent papers from L. G. Leal's body of work are:

  • "Universal Gas Adsorption Mechanism for Flat Nanobubble Morphologies," 2020, Physical Review Letters
  • "Flow-Induced Concentration Nonuniformity and Shear Banding in Entangled Polymer Solutions," 2021, Physical Review Letters
  • "Bayesian estimations of orientation distribution functions from small-angle scattering enable direct prediction of mechanical stress in anisotropic materials," 2021, Physical Review Materials
  • "Predictions for flow-induced scission in well-entangled living polymers: The "living Rolie-Poly" model," 2021, Journal of Rheology
  • "Shear induced demixing in bidisperse and polydisperse polymer blends: Predictions from a multifluid model," 2020, Journal of Rheology

Collaborators frequently working with Leal include Matthew E. Helgeson, Patrick T. Corona, Michael C. Burroughs, Abhishek Shetty, and Joseph D. Peterson. These repeated partnerships indicate active involvement in collaborative research efforts.

Throughout their career, L. G. Leal has been recognized with several awards, notably:

  • Fellow of the American Academy of Arts and Sciences, 2011
  • Member of the National Academy of Engineering, 1987, for fundamental contributions to the understanding of the fluid mechanics of particulate systems, polymer solutions, and suspensions
  • Fellow of John Simon Guggenheim Memorial Foundation, 1976

Best Publications

  • Inertial migration of rigid spheres in two-dimensional unidirectional flows

    B. P. Ho;L. G. Leal

  • An experimental investigation of drop deformation and breakup in steady, two-dimensional linear flows

    B. J. Bentley;L. G. Leal

  • The effect of Brownian motion on the rheological properties of a suspension of non-spherical particles

    E. J. Hinch;L. G. Leal

  • An experimental study of transient effects in the breakup of viscous drops

    H. A. Stone;B. J. Bentley;L. G. Leal

  • Particle Motions in a Viscous Fluid

    Unknown

  • Relaxation and breakup of an initially extended drop in an otherwise quiescent fluid

    H. A. Stone;L. G. Leal

  • The effects of surfactants on drop deformation and breakup

    H. A. Stone;L. G. Leal

  • Constitutive equations in suspension mechanics. Part 2. Approximate forms for a suspension of rigid particles affected by Brownian rotations

    E. J. Hinch;L. G. Leal

  • Numerical solution of free-boundary problems in fluid mechanics. Part 2. Buoyancy-driven motion of a gas bubble through a quiescent liquid

    G. Ryskin;L. G. Leal

  • Natural convection in a shallow cavity with differentially heated end walls. Part 1. Asymptotic theory

    D. E. Cormack;L. G. Leal;J. Imberger

  • An experimental investigation of concentrated suspension flows in a rectangular channel

    Christopher J. Koh;Philip Hookham;L. G. Leal

  • The motion of a deformable drop in a second-order fluid

    P. C.-H. Chan;L. G. Leal

  • Numerical solution of free-boundary problems in fluid mechanics. Part 1. The finite-difference technique

    Unknown

  • The effect of weak Brownian rotations on particles in shear flow

    L. G. Leal;E. J. Hinch

  • Migration of rigid spheres in a two-dimensional unidirectional shear flow of a second-order fluid

    B. P. Ho;L. G. Leal

  • NONLINEAR BUBBLE DYNAMICS

    Z. C. Feng;L. G. Leal

  • The slow motion of slender rod-like particles in a second-order fluid

    L. G. Leal

  • Flow induced coalescence of drops in a viscous fluid

    L. G. Leal

  • Definitions of entanglement spacing and time constants in the tube model

    R G Larson;Tamarapu Sridhar;L G Leal;Gareth Huw McKinley

  • Drop deformation, breakup, and coalescence with compatibilizer

    Y. T. Hu;D. J. Pine;L. Gary Leal

  • Flow birefringence of dilute polymer solutions in two-dimensional flows

    G. G. Fuller;L. G. Leal

  • A computer-controlled four-roll mill for investigations of particle and drop dynamics in two-dimensional linear shear flows

    B. J. Bentley;L. G. Leal

  • The effect of surfactant on the transient motion of Newtonian drops

    W. J. Milliken;Howard A. Stone;L. G. Leal

  • Linear Rheology of Architecturally Complex Macromolecules: Comb Polymers with Linear Backbones

    M. Kapnistos;D. Vlassopoulos;J. Roovers;L. G. Leal

  • Constitutive equations in suspension mechanics. Part 1. General formulation

    E. J. Hinch;L. G. Leal

Frequent Co-Authors

E. J. Hinch
E. J. Hinch University of Cambridge
James J. Feng
James J. Feng University of British Columbia
Howard A. Stone
Howard A. Stone Princeton University
Andreas Acrivos
Andreas Acrivos City University of New York
Gerald G. Fuller
Gerald G. Fuller Stanford University
John H. Seinfeld
John H. Seinfeld California Institute of Technology
Dimitris Vlassopoulos
Dimitris Vlassopoulos Foundation for Research and Technology Hellas
Seong H. Lee
Seong H. Lee Chevron (Netherlands)
Seung-Man Yang
Seung-Man Yang Korea Advanced Institute of Science and Technology

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