World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
66
Citations
14396
World Ranking
8733
National Ranking
3914

Tamar Barkay publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Tamar Barkay sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 188 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Tamar Barkay D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Tamar Barkay sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 66 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Research.com Recognitions

  • 2015 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Tamar Barkay is affiliated with Rutgers, The State University of New Jersey in the United States and primarily works within the field of Environmental Science. Their research focuses on specific subfields including Health, Toxicology and Mutagenesis, Ecology, Geochemistry and Petrology, General Health Professions, and Water Science and Technology.

The main research topics addressed in their work include:

  • Mercury impact and mitigation studies
  • Chemical Analysis and Environmental Impact
  • Microbial Community Ecology and Physiology
  • Geochemistry and Elemental Analysis
  • Water Treatment and Disinfection
  • Indigenous Studies and Ecology
  • Coastal wetland ecosystem dynamics

Barkay has contributed to several scientific publications, with key papers such as:

  • "DemethylationThe Other Side of the Mercury Methylation Coin: A Critical Review," 2021, published in ACS Environmental Au
  • "Expanded Diversity and Phylogeny of mer Genes Broadens Mercury Resistance Paradigms and Reveals an Origin for MerA Among Thermophilic Archaea," 2021, published in Frontiers in Microbiology
  • "Microbial mercury transformations: Molecules, functions and organisms," 2022, published in Advances in Applied Microbiology
  • "Nutrient Inputs Stimulate Mercury Methylation by Syntrophs in a Subarctic Peatland," 2021, published in Frontiers in Microbiology
  • "Expression and regulation of the mer operon in Thermus thermophilus," 2020, published in Environmental Microbiology

Frequent co-authors collaborating with Barkay include:

  • Spencer Roth
  • Baohua Gu
  • Christos A. Christakis
  • Eric S. Boyd
  • Ri-Qing Yu

The scientist's research is published most often in venues such as:

  • Frontiers in Microbiology
  • ACS Environmental Au
  • Advances in Applied Microbiology
  • Environmental Microbiology
  • The Science of The Total Environment

In recognition of their scientific contributions, Tamar Barkay was named a Fellow of the American Association for the Advancement of Science (AAAS) in 2015.

Best Publications

  • Bacterial mercury resistance from atoms to ecosystems

    Tamar Barkay;Susan M. Miller;Anne O. Summers

  • The extraction and purification of microbial DNA from sediments

    Andrew Ogram;Gary S. Sayler;Tamar Barkay

  • Bioluminescent sensors for detection of bioavailable Hg(II) in the environment.

    O Selifonova;R Burlage;T Barkay

  • Effects of dissolved organic carbon and salinity on bioavailability of mercury

    T Barkay;M Gillman;R R Turner

  • Microbial transformations of mercury: potentials, challenges, and achievements in controlling mercury toxicity in the environment.

    Tamar Barkay;Irene Wagner-Döbler

  • Enhancement of solubilization and biodegradation of polyaromatic hydrocarbons by the bioemulsifier alasan

    T. Barkay;S. Navon-Venezia;E. Z. Ron;E. Rosenberg

  • Methanogens: Principal Methylators of Mercury in Lake Periphyton

    Stéphanie Hamelin;Marc Amyot;Tamar Barkay;Yanping Wang

  • Mercury biogeochemistry in the Idrija River, Slovenia, from above the Mine into the Gulf of Trieste

    M. E. Hines;M. Horvat;J. Faganeli;J.-C. J. Bonzongo

  • The mercury resistance operon: from an origin in a geothermal environment to an efficient detoxification machine

    Eric S. Boyd;Tamar Barkay

  • Metal and radionuclide bioremediation: issues, considerations and potentials.

    Tamar Barkay;Jeffra Schaefer

  • Mercury stable isotope fractionation during reduction of Hg(II) to Hg(0) by mercury resistant microorganisms.

    K. Kritee;Joel D. Blum;Marcus W. Johnson;Bridget A. Bergquist

  • Role of the bacterial organomercury lyase (MerB) in controlling methylmercury accumulation in mercury-contaminated natural waters

    Jeffra K Schaefer;Jane Yagi;John R Reinfelder;Tamara Cardona

  • Mass dependent stable isotope fractionation of mercury during mer mediated microbial degradation of monomethylmercury.

    K. Kritee;Tamar Barkay;Joel D. Blum

  • Gene transfer among bacteria in soil and aquatic environments: a review

    J. T. Trevors;T. Barkay;A. W. Bourquin

  • Novel Reduction of Mercury(II) by Mercury-Sensitive Dissimilatory Metal Reducing Bacteria

    Heather A. Wiatrowski;Paula Marie Ward;Tamar Barkay

  • Contribution of coexisting sulfate and iron reducing bacteria to methylmercury production in freshwater river sediments.

    Ri Qing Yu;J. R. Flanders;E. Erin MacK;Ralph Turner

  • Application of a mer-lux biosensor for estimating bioavailable mercury in soil

    Lasse D Rasmussen;Søren J Sørensen;Ralph R Turner;Tamar Barkay

  • Horizontal gene transfer: perspectives at a crossroads of scientific disciplines.

    Barth F. Smets;Tamar Barkay

  • Mercury Adaptation among Bacteria from a Deep-Sea Hydrothermal Vent

    Costantino Vetriani;Yein S. Chew;Susan M. Miller;Jane Yagi

  • Mercury stable isotope fractionation during reduction of Hg(II) by different microbial pathways.

    K. Kritee;Joel D. Blum;Tamar Barkay

Frequent Co-Authors

John R. Reinfelder
John R. Reinfelder Rutgers, The State University of New Jersey
Søren J. Sørensen
Søren J. Sørensen University of Copenhagen
Alexandre J. Poulain
Alexandre J. Poulain University of Ottawa
Joel D. Blum
Joel D. Blum University of Michigan–Ann Arbor
Mark E. Hines
Mark E. Hines University of Massachusetts Lowell
Marc Amyot
Marc Amyot University of Montreal
Eric S. Boyd
Eric S. Boyd Montana State University
Ravi K. Kukkadapu
Ravi K. Kukkadapu Environmental Molecular Sciences Laboratory
Jadran Faganeli
Jadran Faganeli University of Ljubljana
John Dighton
John Dighton Rutgers, The State University of New Jersey

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