World's Best Scientists 2026 revealed!
Dennis R. Dean

Dennis R. Dean

D-Index & Metrics

Chemistry

D-Index
96
Citations
27409
World Ranking
1584
National Ranking
606

Dennis R. Dean 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 Dennis R. Dean 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: 222 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Dennis R. Dean 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 Dennis R. Dean 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: 96 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

Overview

Dennis R. Dean is affiliated with Virginia Tech in the United States and has contributed significantly to research in energy and chemical engineering. Their work focuses extensively on renewable energy, sustainability, and catalysis, with notable interests in molecular biology and materials chemistry as well.

Dean's research addresses several main topics, including:

  • Metalloenzymes and iron-sulfur proteins
  • Ammonia synthesis and nitrogen reduction
  • Electrocatalysts for energy conversion
  • Microbial fuel cells and bioremediation
  • Hydrogen storage and materials
  • Metal-catalyzed oxygenation mechanisms
  • RNA modifications and cancer

The scientist has published in various renowned venues, with frequent appearances in:

  • Journal of the American Chemical Society
  • Chemical Science
  • mBio
  • Zenodo (CERN European Organization for Nuclear Research)
  • Chemical Reviews

Dennis R. Dean has coauthored many papers with several researchers, including:

  • Lance C. Seefeldt
  • Brian M. Hoffman
  • Zhi-Yong Yang
  • Ana Pérez-González
  • Dmitriy Lukoyanov

Some recent papers authored by or involving Dean include:

  • Reduction of Substrates by Nitrogenases, 2020, Chemical Reviews
  • Overview of physiological, biochemical, and regulatory aspects of nitrogen fixation in Azotobacter vinelandii, 2022, Critical Reviews in Biochemistry and Molecular Biology
  • Electron Redistribution within the Nitrogenase Active Site FeMo-Cofactor During Reductive Elimination of H2 to Achieve N≡N Triple-Bond Activation, 2020, Journal of the American Chemical Society
  • Comment on "Structural evidence for a dynamic metallocofactor during N 2 reduction by Mo-nitrogenase", 2021, Science
  • The electronic structure of FeV-cofactor in vanadium-dependent nitrogenase, 2021, Chemical Science

Best Publications

  • Mechanism of Nitrogen Fixation by Nitrogenase: The Next Stage

    Brian M. Hoffman;Dmitriy Lukoyanov;Zhi Yong Yang;Dennis R. Dean

  • STRUCTURE, FUNCTION, AND FORMATION OF BIOLOGICAL IRON-SULFUR CLUSTERS

    Deborah C. Johnson;Dennis R. Dean;Archer D. Smith;Michael K. Johnson

  • Assembly of Iron-Sulfur Clusters: IDENTIFICATION OF AN iscSUA-hscBA-fdx GENE CLUSTER FROM AZOTOBACTER VINELANDII

    Limin Zheng;Valerie L. Cash;Dennis H. Flint;Dennis R. Dean

  • Mechanism of Mo-Dependent Nitrogenase

    Lance C. Seefeldt;Brian M. Hoffman;Dennis R. Dean

  • Cysteine desulfurase activity indicates a role for NIFS in metallocluster biosynthesis.

    Limin Zheng;Robert H. White;Valerie L. Cash;Richard F. Jack

  • IscU as a scaffold for iron-sulfur cluster biosynthesis: sequential assembly of [2Fe-2S] and [4Fe-4S] clusters in IscU.

    Jeffrey N. Agar;Carsten Krebs;Jeverson Frazzon;Boi Hanh Huynh

  • Mechanism for the desulfurization of L-cysteine catalyzed by the nifS gene product.

    Limin Zheng;Robert H. White;Valerie L. Cash;Dennis R. Dean

  • Climbing nitrogenase: Toward a mechanism of enzymatic nitrogen fixation

    Brian M. Hoffman;Dennis R. Dean;Lance C. Seefeldt

  • Nitrogenase: a draft mechanism.

    Brian M. Hoffman;Dmitriy Lukoyanov;Dennis R. Dean;Lance C. Seefeldt

  • Physical and genetic map of the major nif gene cluster from Azotobacter vinelandii.

    M R Jacobson;K E Brigle;L T Bennett;R A Setterquist

  • NifS-directed assembly of a transient [2Fe-2S] cluster within the NifU protein.

    Pramvadee Yuvaniyama;Jeffrey N. Agar;Valerie L. Cash;Michael K. Johnson

  • Biochemical and genetic analysis of the nifUSVWZM cluster from Azotobacter vinelandii.

    Marty R. Jacobson;Valerie L. Cash;Mary C. Weiss;Nancy F. Laird

  • Reduction of Substrates by Nitrogenases

    Lance C. Seefeldt;Zhi Yong Yang;Dmitriy A. Lukoyanov;Derek F. Harris

  • Genome Sequence of Azotobacter vinelandii, an Obligate Aerobe Specialized To Support Diverse Anaerobic Metabolic Processes

    João C. Setubal;Patricia dos Santos;Barry S. Goldman;Helga Ertesvåg

  • Feedback regulation of ribosomal protein gene expression in Escherichia coli: structural homology of ribosomal RNA and ribosomal protein MRNA

    Masayasu Nomura;John L. Yates;Dennis Dean;Leonard E. Post

  • IscA, an Alternate Scaffold for Fe−S Cluster Biosynthesis†

    Carsten Krebs;Jeffrey N. Agar;Archer D. Smith;Jeverson Frazzon

  • Nitrogenase metalloclusters: structures, organization, and synthesis.

    D. R. Dean;J. T. Bolin;Limin Zheng

  • The spc rtbosomal protein operon of Eschenchia coli: sequence and cotranscriptlon of the rlbosomal protein genes and a protein export gene

    Douglas Pat Cerretti;Dennis Dean;Geneva R. Davis;David M. Bedwell

  • Formation of iron–sulfur clusters in bacteria: an emerging field in bioinorganic chemistry

    Jeverson Frazzon;Dennis R Dean

  • Catalytic formation of a nitrogenase iron-sulfur cluster.

    Limin Zheng;D. R. Dean

Frequent Co-Authors

Lance C. Seefeldt
Lance C. Seefeldt Utah State University
Brian M. Hoffman
Brian M. Hoffman Northwestern University
Michael K. Johnson
Michael K. Johnson University of Georgia
John W. Peters
John W. Peters Washington State University
Masayasu Nomura
Masayasu Nomura University of Wisconsin–Madison
Simone Raugei
Simone Raugei Pacific Northwest National Laboratory
James B. Howard
James B. Howard University of Minnesota
Gary P. Roberts
Gary P. Roberts University of Wisconsin–Madison
Donald A. Bryant
Donald A. Bryant Pennsylvania State University
Paul W. Ludden
Paul W. Ludden Southern Methodist University

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