World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
45
Citations
8245
World Ranking
5461
National Ranking
1532

Environmental Sciences

D-Index
45
Citations
8453
World Ranking
6364
National Ranking
2294

Robert M. Clark 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 Robert M. Clark 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.

Robert M. Clark 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 Robert M. Clark 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

Robert M. Clark is affiliated with the Environmental Protection Agency in the United States. Their research spans various areas within medicine, with a specific focus on emergency medicine, epidemiology, strategy and management, pediatrics, perinatology, child health, as well as civil and structural engineering.

The scientist's work addresses several main topics including:

  • Cardiac Arrest and Resuscitation
  • Traumatic Brain Injury Research
  • Neonatal and Fetal Brain Pathology
  • Public-Private Partnership Projects
  • Water Treatment and Disinfection
  • Water Systems and Optimization
  • Fecal Contamination and Water Quality

Robert M. Clark has contributed to multiple publications, with recent notable papers detailing clinical and environmental research. Selected papers include:

  • "Use of Magnetic Resonance Imaging in Neuroprognostication After Pediatric Cardiac Arrest: Survey of Current Practices" (2022), published in Pediatric Neurology
  • "The importance of temperature on Henry's-law solubility constants: Removing trihalomethanes by aeration" (2020), published in AWWA Water Science
  • "729: Whole Brain Diffusion Tensor Imaging Analysis and Outcomes Following Pediatric Cardiac Arrest" (2020), published in Critical Care Medicine
  • "P0497 / #1928: EXPLORING PROGNOSTIC ABILITY OF FUNCTIONAL MAGNETIC RESONANCE IMAGING AMONG PEDIATRIC CARDIAC ARREST SURVIVORS" (2021), published in Pediatric Critical Care Medicine
  • "500: The Pediatric ICU Admission Fraction for Bronchiolitis Has Doubled Over the Last Decade" (2020), published in Critical Care Medicine

Frequent publication venues for their work include:

  • Critical Care Medicine
  • Circulation
  • Pediatric Neurology
  • AWWA Water Science
  • Pediatric Critical Care Medicine

Collaborators frequently working alongside Robert M. Clark are Ashok Panigrahy, Patrick M. Kochanek, Ericka L. Fink, Juan Piantino, and Binod Balakrishnan.

In addition to journal publications, Clark has contributed to book literature. One such publication is the "Handbook on Public Private Partnerships in Transportation, Vol I" published by Springer International Publishing in 2022.

Best Publications

  • Modeling Chlorine Residuals in Drinking‐Water Distribution Systems

    Lewis A. Rossman;Robert M. Clark;Walter M. Grayman

  • Inactivation of Escherichia coli by titanium dioxide photocatalytic oxidation.

    J C Ireland;P Klostermann;E W Rice;R M Clark

  • Kinetics of chlorine decay

    John J. Vasconcelos;Lewis A. Rossman;Walter M. Grayman;Paul F. Boulos

  • Evaluating the cost and performance of field-scale granular activated carbon systems.

    Unknown

  • CHLORINE DEMAND AND TTHM FORMATION KINETICS: A SECOND-ORDER MODEL

    Robert M. Clark

  • A model for chlorine concentration decay in pipes

    Pratim Biswas;Chungsying Lu;Robert M. Clark

  • A community waterborne outbreak of salmonellosis and the effectiveness of a boil water order.

    F J Angulo;S Tippen;D J Sharp;B J Payne

  • A new methodology for modelling break failure patterns in deteriorating water distribution systems: Theory

    Stefanos A. Andreou;David H. Marks;Robert M. Clark

  • Water Distribution Systems: A Spatial and Cost Evaluation

    Robert M. Clark;Cheryl L. Stafford;James A. Goodrich

  • MODELING DISTRIBUTION-SYSTEM WATER QUALITY; DYNAMIC APPROACH

    Walter M. Grayman;Robert M. Clark;Richard M. Males

  • Predicting Chlorine Residuals and Formation of TTHMs in Drinking Water

    Robert M. Clark;Mano Sivaganesan

  • Drinking water from agriculturally contaminated groundwater

    James A. Goodrich;Benjamin W. Lykins;Robert M. Clark

  • Searching for a water supply connection in the Cabool, Missouri disease outbreak of Escherichia coli 0157:H7

    Edwin E. Geldreich;Kim R. Fox;James A. Goodrich;Eugene W. Rice

  • Chlorine inactivation of Escherichia coli O157:H7.

    Eugene W. Rice;Robert M. Clark;Clifford H. Johnson

  • Modeling contaminant propagation in drinking-water distribution systems

    Robert M. Clark;Walter M. Grayman;Richard M. Males;Alan F. Hess

  • Predicting Chlorine Residuals in Drinking Water: Second Order Model

    Robert M. Clark;Mano Sivaganesan

  • Modeling Distribution System Water Quality: Regulatory Implications

    Robert M. Clark;Lewis A. Rossman;Larry J. Wymer

  • Cost models for Water supply distribution systems

    Robert M. Clark;Mano Sivaganesan;Ari Selvakumar;Virendra Sethi

  • Algorithm for Mixing Problems in Water Systems

    Richard M. Males;Robert M. Clark;Paul J. Wehrman;William E. Gates

  • Economies of scale and scope in water supply

    H. Youn Kim;Robert M. Clark

  • Predicting the Formation of Chlorinated and Brominated By-Products

    Robert M. Clark;Robert C. Thurnau;Mano Sivaganesan;Paul Ringhand

Frequent Co-Authors

Pratim Biswas
Pratim Biswas University of Miami
M. Hanif Chaudhry
M. Hanif Chaudhry University of South Carolina
Viatcheslav Freger
Viatcheslav Freger Technion – Israel Institute of Technology
Avi Ostfeld
Avi Ostfeld Technion – Israel Institute of Technology
Ovadia Lev
Ovadia Lev Hebrew University of Jerusalem
David L. Swerdlow
David L. Swerdlow Pfizer (United States)
J. Glenn Morris
J. Glenn Morris University of Florida
Judith A. Johnson
Judith A. Johnson University of Florida
Robert E. Johnson
Robert E. Johnson The University of Texas Medical Branch at Galveston
Gunther F. Craun
Gunther F. Craun Environmental Protection Agency

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