World's Best Scientists 2026 revealed!
Ioannis Chatzis

Ioannis Chatzis

D-Index & Metrics

Engineering and Technology

D-Index
45
Citations
7830
World Ranking
5496
National Ranking
221

Ioannis Chatzis 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 Ioannis Chatzis 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: 130 publications — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Ioannis Chatzis 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 Ioannis Chatzis 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: 45 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Overview

Ioannis Chatzis is affiliated with the University of Waterloo in Canada and works primarily within the field of Engineering. Their research encompasses several subfields, including Ocean Engineering, Mechanical Engineering, Analytical Chemistry, Mechanics of Materials, and Biomedical Engineering.

The research topics covered by Ioannis Chatzis include:

  • Enhanced Oil Recovery Techniques
  • Petroleum Processing and Analysis
  • Hydraulic Fracturing and Reservoir Analysis
  • Reservoir Engineering and Simulation Methods
  • Hydrocarbon Exploration and Reservoir Analysis
  • Surface Roughness and Optical Measurements
  • Surface Modification and Superhydrophobicity

Their work appears in a range of publication venues, notably:

  • International Journal of Oil Gas and Coal Technology
  • Zenodo (CERN European Organization for Nuclear Research)
  • Fuel
  • Journal of Hydrology
  • Journal of Molecular Liquids

Ioannis Chatzis has contributed to multiple research papers, including:

  • Bi-fractal and bi-Gaussian theories to evaluate impact of polythiophene-coated Fe3O4 nanoparticles on asphaltene precipitation and surface topography, 2020, Fuel
  • Computational fluid dynamic simulation of multi-phase flow in fractured porous media during water-alternating-gas injection process, 2022, Journal of Hydrology
  • Effects of inhibitor concentration and thermodynamic conditions on n-octylphenol-asphaltene molecular behaviours, 2021, Journal of Molecular Liquids
  • Selective and Continuous Oil Removal from Oil-Water Mixtures Using a Superhydrophobic and Superoleophilic Stainless Steel Mesh Tube, 2023, Langmuir
  • Reliable modelling of the sulphur properties to calculate the process parameters of the Claus sulphur recovery plant, 2024, The Canadian Journal of Chemical Engineering

Collaboration is a notable component of their research activity, with frequent co-authors including:

  • Sohrab Zendehboudi
  • Nima Rezaei
  • Omid Mohammadzadeh
  • Rudolf Sušnik
  • Luka Koršič

Best Publications

  • Magnitude and Detailed Structure of Residual Oil Saturation

    Ioannis Chatzis;Norman R. Morrow;Hau T. Lim

  • Correlation of Capillary Number Relationships for Sandstone

    Ioannis Chatzis;Norman R. Morrow

  • The Imbibition and Flow of a Wetting Liquid along the Corners of a Square Capillary Tube

    M. Dong;I. Chatzis

  • Entrapment and Mobilization of Residual Oil in Bead Packs

    N.R. Morrow;I. Chatzis;J.J. Taber

  • Dynamic immiscible displacement mechanisms in pore doublets: Theory versus experiment

    I Chatzis;F.A.L Dullien

  • Reservoir permeability prediction by neural networks combined with hybrid genetic algorithm and particle swarm optimization

    Mohammad Ali Ahmadi;Sohrab Zendehboudi;Ali Lohi;Ali Elkamel

  • Modelling Pore Structure By 2-D And 3-D Networks With ApplicationTo Sandstones

    I. Chatzis;F.A.L. Dullien

  • Geometric and Topological Analysis of Three-Dimensional Porous Media: Pore Space Partitioning Based on Morphological Skeletonization.

    Z. Liang;M.A. Ioannidis;I. Chatzis

  • Network modelling of pore structure and transport properties of porous media

    Marios A. Ioannidis;Ioannis Chatzis

  • On the Investigation of Gravity-Assisted Inert Gas Injection Using Micromodels, Long Berea Sandstone Cores, and Computer-Assisted Tomography

    I. Chatzis;A. Kantzas;F.A.L. Dullien

  • Prediction of Condensate-to-Gas Ratio for Retrograde Gas Condensate Reservoirs Using Artificial Neural Network with Particle Swarm Optimization

    Sohrab Zendehboudi;Mohammad Ali Ahmadi;Lesley James;Ioannis Chatzis

  • Enhanced Oil Recovery by Inert Gas Injection

    A. Kantzas;I. Chatzis;F.A.L. Dullien

  • Permeability and electrical conductivity of porous media from 3D stochastic replicas of the microstructure

    Z. Liang;M.A. Ioannidis;I. Chatzis

  • The modeling of mercury porosimetry and the relative permeability of mercury in sandstones using percolation theory

    I. Chatzis;F.A.L. Dullien

  • Simulation of capillary pressure curves using bond correlated site percolation on a simple cubic network

    C.E. Diaz;I. Chatzis;F.A.L. Dullien

  • Effect of Capillary Number on the Microstructure of Residual Oil in Strongly Water-Wet Sandstones

    I. Chatzis;Kuntamukkula;N.R. Morrow

  • On the Geometry and Topology of 3D Stochastic Porous Media.

    M.A. Ioannidis;I. Chatzis

  • An experimental study of secondary oil migration

    Lionel Catalan;Fu Xiaowen;Ioannis Chatzis;Francis A. L. Dullien

  • VAPEX, Warm VAPEX and Hybrid VAPEX : The State of Enhanced Oil Recovery for In Situ Heavy Oils in Canada

    L.A. James;N. Rezaei;I. Chatzis

  • A new screening tool for evaluation of steamflooding performance in Naturally Fractured Carbonate Reservoirs

    Ali Shafiei;Maurice B. Dusseault;Sohrab Zendehboudi;Ioannis Chatzis

  • Imbibition of Oil in Film Form over Water Present in Edges of Capillaries with an Angular Cross Section

    M. Dong;Francis A.L. Dullien;I. Chatzis

Frequent Co-Authors

Sohrab Zendehboudi
Sohrab Zendehboudi Memorial University of Newfoundland
Ali Elkamel
Ali Elkamel University of Waterloo
Alireza Bahadori
Alireza Bahadori Southern Cross University
Maurice B. Dusseault
Maurice B. Dusseault University of Waterloo
Mohammad Ali Ahmadi
Mohammad Ali Ahmadi University of Calgary
Mingzhe Dong
Mingzhe Dong University of Calgary
Norman R. Morrow
Norman R. Morrow University of Wyoming
Ganapati D. Yadav
Ganapati D. Yadav Institute of Chemical Technology
John P. Giesy
John P. Giesy University of Saskatchewan
Pu Chen
Pu Chen University of Waterloo

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