World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
46
Citations
9518
World Ranking
5099
National Ranking
268

Denis M. O'Carroll 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 Denis M. O'Carroll 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: 158 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

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

Denis M. O'Carroll 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 Denis M. O'Carroll 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: 46 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Denis M. O'Carroll is a researcher affiliated with the University of New South Wales in Australia, specializing in environmental science. Their work is focused on various subfields including environmental chemistry, health, toxicology and mutagenesis, biomedical engineering, atmospheric science, and pollution.

O'Carroll's primary research topics encompass:

  • Per- and polyfluoroalkyl substances research
  • Toxic organic pollutants impact
  • Environmental remediation with nanomaterials
  • Groundwater and isotope geochemistry
  • Atmospheric chemistry and aerosols
  • Groundwater flow and contamination studies
  • Arsenic contamination and mitigation

The researcher has contributed to multiple publications, with frequent venues including The Science of The Total Environment, Water Research, Water Resources Research, Environmental Science & Technology, and Chemosphere.

Recent published papers highlight diverse topics within environmental science and groundwater research. Some examples include:

  • Changes in global groundwater organic carbon driven by climate change and urbanization (2020, Nature Communications)
  • Recent Advances in Sulfidated Zerovalent Iron for Contaminant Transformation (2021, Environmental Science & Technology)
  • A new conceptual framework for the transformation of groundwater dissolved organic matter (2022, Nature Communications)
  • Underestimated burden of per- and polyfluoroalkyl substances in global surface waters and groundwaters (2024, Nature Geoscience)
  • Sulfidated nano zerovalent iron (S-nZVI) for in situ treatment of chlorinated solvents: A field study (2020, Water Research)

Collaboration forms a considerable part of O'Carroll's work, with frequent co-authors including:

  • Tohren C. G. Kibbey
  • Matthew Lee
  • Michael Manefield
  • Ariel Nunez Garcia
  • C. E. Robinson

Best Publications

  • Kinetics and thermodynamics of cadmium ion removal by adsorption onto nano zerovalent iron particles.

    Hardiljeet K. Boparai;Meera Joseph;Denis M. O’Carroll

  • Nanoscale zero valent iron and bimetallic particles for contaminated site remediation

    Denis O’Carroll;Denis O’Carroll;Brent Sleep;Magdalena Krol;Hardiljeet Boparai

  • Potential release pathways, environmental fate, and ecological risks of carbon nanotubes.

    Elijah J. Petersen;Liwen Zhang;Nikolai T. Mattison;Denis M. O’Carroll;Denis M. O’Carroll

  • Sulfidation of Iron-Based Materials: A Review of Processes and Implications for Water Treatment and Remediation.

    Dimin Fan;Ying Lan;Paul G. Tratnyek;Richard L. Johnson

  • Predicting colloid transport through saturated porous media: A critical review

    Ian L. Molnar;William P. Johnson;Jason I. Gerhard;Clinton S. Willson

  • Changes in global groundwater organic carbon driven by climate change and urbanization

    Liza K McDonough;Isaac R Santos;Isaac R Santos;Martin S Andersen;Denis M O'Carroll

  • Recent Advances in Sulfidated Zerovalent Iron for Contaminant Transformation.

    Ariel Nunez Garcia;Yanyan Zhang;Yanyan Zhang;Subhasis Ghoshal;Feng He

  • Enhanced stability and dechlorination activity of pre-synthesis stabilized nanoscale FePd particles

    Nataphan Sakulchaicharoen;Denis M. O'Carroll;Jose E. Herrera

  • Cadmium (Cd 2+ ) removal by nano zerovalent iron: surface analysis, effects of solution chemistry and surface complexation modeling

    Hardiljeet K. Boparai;Meera Joseph;Denis M. O’Carroll

  • Mobility of Multiwalled Carbon Nanotubes in Porous Media

    Xueying Liu;Denis M. O’Carroll;Elijah J. Petersen;Qingguo Huang

  • Impact of porous media grain size on the transport of multi-walled carbon nanotubes.

    Nikolai T. Mattison;Denis M. O’Carroll;Denis M. O’Carroll;R. Kerry Rowe;Elijah J. Petersen

  • Characterization of nZVI Mobility in a Field Scale Test

    Chris M. Kocur;Ahmed I. Chowdhury;Nataphan Sakulchaicharoen;Hardiljeet K. Boparai

  • Retention performance of green roofs in three different climate regions.

    Andrew W. Sims;Andrew W. Sims;Clare E. Robinson;Charles C. Smart;James A. Voogt

  • Impact of nZVI stability on mobility in porous media.

    Chris M. Kocur;Denis M. O'Carroll;Brent E. Sleep

  • Long-Term Field Study of Microbial Community and Dechlorinating Activity Following Carboxymethyl Cellulose-Stabilized Nanoscale Zero-Valent Iron Injection

    Chris M. D. Kocur;Line Lomheim;Olivia Molenda;Kela P. Weber

  • Carboxymethyl cellulose stabilized and sulfidated nanoscale zero-valent iron: Characterization and trichloroethene dechlorination

    Wenqiang Xu;Zhenjie Li;Shasha Shi;Jianlong Qi

  • A Field-Validated Model for In Situ Transport of Polymer-Stabilized nZVI and Implications for Subsurface Injection

    Magdalena M. Krol;Andrew J. Oleniuk;Chris M. Kocur;Brent E. Sleep

  • Exploring dynamic effects in capillary pressure in multistep outflow experiments

    Denis M. O'Carroll;Thomas J. Phelan;Linda M. Abriola

  • Experimental investigation of dynamic effects in capillary pressure: Grain size dependency and upscaling

    Geremy Camps-Roach;Denis M. O'Carroll;Timothy A. Newson;Toshihiro Sakaki

  • Contributions of Abiotic and Biotic Dechlorination Following Carboxymethyl Cellulose Stabilized Nanoscale Zero Valent Iron Injection.

    Chris M. D. Kocur;Line Lomheim;Hardiljeet K. Boparai;Ahmed I. A. Chowdhury

  • The Environmental Significance of Natural Nanoparticles

    Adam Hartland;Jamie R. Lead;Vera I. Slaveykova;Denis O’Carroll

Frequent Co-Authors

Brent E. Sleep
Brent E. Sleep University of Toronto
Jason I. Gerhard
Jason I. Gerhard University of Western Ontario
Martin S. Andersen
Martin S. Andersen University of New South Wales
Andy Baker
Andy Baker University of New South Wales
Linda M. Abriola
Linda M. Abriola Tufts University
Elizabeth A. Edwards
Elizabeth A. Edwards University of Toronto
Scott A. Bradford
Scott A. Bradford Agricultural Research Service
James A. Voogt
James A. Voogt University of Western Ontario
Robert G. M. Spencer
Robert G. M. Spencer Florida State University
Charles J. Werth
Charles J. Werth The University of Texas at Austin

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