World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
70
Citations
21792
World Ranking
5759
National Ranking
1771

Paul G. Tratnyek publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Paul G. Tratnyek sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 196 publications — 31st percentile

31% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Paul G. Tratnyek D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Paul G. Tratnyek sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 70 D-Index — 68th percentile

68% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Paul G. Tratnyek is affiliated with Oregon Health & Science University in the United States. Their research primarily focuses on environmental science and engineering, with publications also spanning biomedical engineering, environmental chemistry, water science and technology, health toxicology, mutagenesis, and organic chemistry.

The scientist has contributed extensively to the study of environmental remediation, particularly involving nanomaterials. Key research topics include arsenic contamination and its mitigation, advanced oxidation water treatment, electrochemical analysis and applications, nanomaterials for catalytic reactions, iron oxide chemistry, and water treatment and disinfection.

Tratnyek's recent papers illustrate a concentration on redox chemistry and water treatment processes. Notable publications include:

  • Fe(II) Redox Chemistry in the Environment, 2021, Chemical Reviews
  • Advanced redox processes for sustainable water treatment, 2023, Nature Water
  • Sulfidation of Zero-Valent Iron by Direct Reaction with Elemental Sulfur in Water: Efficiencies, Mechanism, and Dechlorination of Trichloroethylene, 2020, Environmental Science & Technology
  • Quantifying the efficiency and selectivity of organohalide dechlorination by zerovalent iron, 2020, Environmental Science Processes & Impacts
  • FeNX(C)-Coated Microscale Zero-Valent Iron for Fast and Stable Trichloroethylene Dechlorination in both Acidic and Basic pH Conditions, 2021, Environmental Science & Technology

The scientist frequently publishes in specialized journals related to environmental science. Their most common publication venues include:

  • Environmental Science & Technology (13 publications)
  • Environmental Science Processes & Impacts (11 publications)
  • Zenodo (CERN European Organization for Nuclear Research) (6 publications)
  • Nature Water (2 publications)
  • Chemical Reviews (1 publication)

Collaborative research plays a significant role in their work. Frequent co-authors include Jeffrey M. Hudson, T. David Waite, Wenqing Xu, Andreas Kappler, and Tifany L. Torralba-Sanchez.

Treatment and remediation of environmental contaminants using advanced oxidation and redox processes form the core of their scientific contributions. The extensive publication record spans several subfields, emphasizing multidisciplinary approaches to engineering and environmental challenges.

Best Publications

  • Reductive Dehalogenation of Chlorinated Methanes by Iron Metal

    Leah J. Matheson;Paul G. Tratnyek

  • Characterization and properties of metallic iron nanoparticles: Spectroscopy, electrochemistry, and kinetics

    James T. Nurmi;Paul G. Tratnyek;Vaishnavi Sarathy;Donald R. Baer

  • Reduction of Nitro Aromatic Compounds by Zero-Valent Iron Metal

    Abinash Agrawal;Paul G. Tratnyek

  • Kinetics of Halogenated Organic Compound Degradation by Iron Metal

    Timothy L. Johnson;Michelle M. Scherer;Paul G. Tratnyek

  • Nanotechnologies for environmental cleanup

    Paul G. Tratnyek;Richard L. Johnson

  • Oxidation of chlorinated ethenes by heat-activated persulfate : Kinetics and products

    Rachel H. Waldemer;Paul G. Tratnyek;Richard L. Johnson;James T. Nurmi

  • Reduction of azo dyes with zero-valent iron

    Sangkil Nam;Paul G. Tratnyek

  • Persulfate persistence under thermal activation conditions.

    Richard L. Johnson;Paul G. Tratnyek;Reid O. 'Brien Johnson

  • Fe(II) Redox Chemistry in the Environment.

    Jianzhi Huang;Adele Jones;T. David Waite;Yiling Chen

  • 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

  • Kinetics of Contaminant Degradation by Permanganate

    Rachel H. Waldemer;Paul G. Tratnyek

  • Mechanochemically Sulfidated Microscale Zero Valent Iron: Pathways, Kinetics, Mechanism, and Efficiency of Trichloroethylene Dechlorination.

    Yawei Gu;Binbin Wang;Feng He;Miranda J. Bradley

  • Oxidation of substituted phenols in the environment: a QSAR analysis of rate constants for reaction with singlet oxygen

    Paul G. Tratnyek;Jürg Holgné

  • Sulfidation of Nano Zerovalent Iron (nZVI) for Improved Selectivity During In-Situ Chemical Reduction (ISCR)

    Dimin Fan;Graham O’Brien Johnson;Paul G. Tratnyek;Richard L. Johnson

  • Activation of Manganese Oxidants with Bisulfite for Enhanced Oxidation of Organic Contaminants: The Involvement of Mn(III)

    Bo Sun;Xiaohong Guan;Jingyun Fang;Paul G. Tratnyek

  • Natural organic matter enhanced mobility of nano zerovalent iron.

    Richard L. Johnson;Graham O. 'Brien Johnson;James T. Nurmi;Paul G. Tratnyek

  • Aging of Iron Nanoparticles in Aqueous Solution: Effects on Structure and Reactivity

    Vaishnavi Sarathy;Paul G. Tratnyek;James T. Nurmi;Donald R. Baer

  • Electrochemical properties of natural organic matter (NOM), fractions of NOM, and model biogeochemical electron shuttles.

    James T. Nurmi;Paul G. Tratnyek

  • Effects of natural organic matter, anthropogenic surfactants, and model quinones on the reduction of contaminants by zero-valent iron.

    Paul G. Tratnyek;Michelle M. Scherer;Baolin Deng;Shaodong Hu

  • Degradation of carbon tetrachloride by iron metal: Complexation effects on the oxide surface

    Timothy L. Johnson;William Fish;Yuri A. Gorby;Paul G. Tratnyek

Frequent Co-Authors

Richard L. Johnson
Richard L. Johnson Oregon Health & Science University
Michelle M. Scherer
Michelle M. Scherer University of Iowa
James E. Amonette
James E. Amonette Pacific Northwest National Laboratory
Donald R. Baer
Donald R. Baer Pacific Northwest National Laboratory
Jun Jiao
Jun Jiao Portland State University
James F. Pankow
James F. Pankow Portland State University
Mark H. Engelhard
Mark H. Engelhard Pacific Northwest National Laboratory
Xiaohong Guan
Xiaohong Guan Tongji University
Gregory V. Lowry
Gregory V. Lowry Carnegie Mellon University
David A. Dixon
David A. Dixon University of Alabama

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