World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
53
Citations
9330
World Ranking
13145
National Ranking
295

Engineering and Technology

D-Index
55
Citations
9708
World Ranking
3053
National Ranking
160

Michael L. Johns 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 Michael L. Johns 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: 280 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.

Michael L. Johns 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 Michael L. Johns 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: 55 D-Index — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Overview

Michael L. Johns is affiliated with the University of Western Australia in Australia. Their research spans multiple areas within engineering and environmental science, supported by extensive publication activity in prominent scientific venues.

Their main fields of study include:

  • Engineering
  • Environmental Science

Within these broad fields, they have contributed to several subfields such as:

  • Environmental Chemistry
  • Mechanics of Materials
  • Aerospace Engineering
  • Nuclear and High Energy Physics
  • Biomedical Engineering

The focus of their research covers a range of topics, notably:

  • Methane Hydrates and Related Phenomena
  • NMR spectroscopy and applications
  • Spacecraft and Cryogenic Technologies
  • Hydrocarbon exploration and reservoir analysis
  • Atmospheric and Environmental Gas Dynamics
  • Membrane Separation Technologies
  • Advanced NMR Techniques and Applications

Their recent publications reflect these interests, including:

  • Hydrogen liquefaction: a review of the fundamental physics, engineering practice and future opportunities (2022), published in Energy & Environmental Science
  • A spatially orthogonal hierarchically porous acid-base catalyst for cascade and antagonistic reactions (2020), published in Nature Catalysis
  • Microplastics fouling and interaction with polymeric membranes: A review (2021), published in Chemosphere
  • Modelling of Liquid Hydrogen Boil-Off (2022), published in Energies
  • Gas hydrate formation probability and growth rate as a function of kinetic hydrate inhibitor (KHI) concentration (2020), published in Chemical Engineering Journal

Michael L. Johns has collaborated frequently with several co-authors, including:

  • Eric F. May
  • Einar O. Fridjonsson
  • Saif Z.S. Al Ghafri
  • Neil Robinson
  • Zachary M. Aman

Their work appears regularly in key publication venues such as:

  • Chemical Engineering Journal
  • SSRN Electronic Journal
  • Energy & Fuels
  • International Journal of Hydrogen Energy
  • Water Research

Best Publications

  • Biofouling of spiral-wound nanofiltration and reverse osmosis membranes: A feed spacer problem

    Johannes Vrouwenvelder;D. A. Graf von der Schulenburg;J. C. Kruithof;M. L. Johns

  • Remediation of metal contaminated soil with mineral-amended composts

    René van Herwijnen;Tony R. Hutchings;Abir Al-Tabbaa;Andy J. Moffat

  • Simulation of packed bed reactors using lattice Boltzmann methods

    S.P. Sullivan;F.M. Sani;Michael Johns;L.F. Gladden

  • Nuclear magnetic resonance relaxation and diffusion in the presence of internal gradients: the effect of magnetic field strength.

    J. Mitchell;T. C. Chandrasekera;M. L. Johns;L. F. Gladden

  • Magnetic resonance imaging of liquid flow and pore structure within packed beds

    A.J. Sederman;M.L. Johns;A.S. Bramley;P. Alexander

  • Structure-flow correlations in packed beds

    A.J. Sederman;M.L. Johns;P. Alexander;L.F. Gladden

  • Hydrate Formation in Gas-Dominant Systems Using a Single-Pass Flowloop

    Mauricio Di Lorenzo;Mauricio Di Lorenzo;Zachary M. Aman;Gerardo Sanchez Soto;Michael Johns

  • Chemical cleaning of biofouling in reverse osmosis membranes evaluated using magnetic resonance imaging

    S. A. Creber;Johannes Vrouwenvelder;M. C.M. van Loosdrecht;M. L. Johns

  • The effect of biofilm permeability on bio-clogging of porous media.

    Thomas R.R. Pintelon;Cristian Picioreanu;Mark C.M. van Loosdrecht;Michael L. Johns

  • Measurement of emulsion droplet sizes using PFG NMR and regularization methods

    K.G. Hollingsworth;M.L. Johns

  • Underinhibited Hydrate Formation and Transport Investigated Using a Single-Pass Gas-Dominant Flowloop

    Mauricio Di Lorenzo;Mauricio Di Lorenzo;Zachary M. Aman;Karen Kozielski;Bruce W. E. Norris

  • Simulation of power-law fluid flow through porous media using lattice Boltzmann techniques

    S.P. Sullivan;L.F. Gladden;Michael Johns

  • Three-dimensional imaging with a terahertz quantum cascade laser

    K. Lien Nguyen;Michael L. Johns;Lynn F. Gladden;Christopher H. Worrall

  • Three‐dimensional simulations of biofilm growth in porous media

    D.A. Graf Von Der Schulenburg;T.R.R. Pintelon;C. Picioreanu;M.C.M. Van Loosdrecht

  • CO2 sequestration for enhanced gas recovery: New measurements of supercritical CO2–CH4 dispersion in porous media and a review of recent research

    Thomas J. Hughes;Abdolvahab Honari;Brendan F. Graham;Aman S. Chauhan;Aman S. Chauhan

  • Nuclear magnetic resonance microscopy studies of membrane biofouling

    D.A. Graf Von Der Schulenburg;J.S. Vrouwenvelder;S.A. Creber;M.C.M. Van Loosdrecht

  • Characterising thermally controlled CH4–CO2 hydrate exchange in unconsolidated sediments

    Paul L. Stanwix;Narmada M. Rathnayake;Fernando P. P. de Obanos;Michael L. Johns

  • Modelling of Liquid Hydrogen Boil-Off

    Unknown

  • NMR studies of emulsions

    Michael Johns

  • Characterisation of emulsion systems using NMR and MRI

    M.L. Johns;K.G. Hollingsworth

  • A spatially orthogonal hierarchically porous acid–base catalyst for cascade and antagonistic reactions

    Mark A. Isaacs;Christopher M. A. Parlett;Neil Robinson;Lee J. Durndell

  • Local transitions in flow phenomena through packed beds identified by MRI

    M. L. Johns;A. J. Sederman;A. S. Bramley;L. F. Gladden

  • Quantitative nuclear magnetic resonance measurements of preasymptotic dispersion in flow through porous media

    U.M. Scheven;D. Verganelakis;R.J. Harris;Michael Johns

Frequent Co-Authors

Eric F. May
Eric F. May University of Western Australia
Lynn F. Gladden
Lynn F. Gladden University of Cambridge
Andrew J. Sederman
Andrew J. Sederman University of Cambridge
Johannes S. Vrouwenvelder
Johannes S. Vrouwenvelder King Abdullah University of Science and Technology
Lynne E. Macaskie
Lynne E. Macaskie University of Birmingham
M.C.M. van Loosdrecht
M.C.M. van Loosdrecht Delft University of Technology
Carolyn A. Koh
Carolyn A. Koh Colorado School of Mines
Mohamed Mahmoud
Mohamed Mahmoud King Fahd University of Petroleum and Minerals
Adrian C. Fisher
Adrian C. Fisher University of Cambridge
Susan T.L. Harrison
Susan T.L. Harrison University of Cape Town

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