World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
57
Citations
18302
World Ranking
10920
National Ranking
2992

Ann E. Hagerman 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 Ann E. Hagerman 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: 118 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Ann E. Hagerman 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 Ann E. Hagerman 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: 57 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Ann E. Hagerman is affiliated with Miami University in the United States. Their research spans several scientific disciplines and topics, with a focus on molecular biology, ecology, and microbial metabolism. The scientist has contributed to understanding complex biochemical and ecological processes, particularly involving microbial communities and polyphenolic compounds.

The main fields of study associated with Ann E. Hagerman include:

  • Nuclear and High Energy Physics
  • Astronomy and Astrophysics
  • Oceanography
  • Molecular Biology
  • Ecology

Ann E. Hagerman's research covers several key scientific topics, such as:

  • Astrophysics and Cosmic Phenomena
  • Ionosphere and magnetosphere dynamics
  • Geophysics and Gravity Measurements
  • Gut microbiota and health
  • Microbial Community Ecology and Physiology
  • Anaerobic Digestion and Biogas Production
  • Microbial metabolism and enzyme function

The scientist has frequently published in a variety of venues, including:

  • OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)
  • Molecules
  • Journal of Biological Chemistry
  • Nature Communications
  • Nature Microbiology

Ann E. Hagerman has collaborated extensively with a number of researchers. Frequent coauthors include:

  • Kelly Wrighton
  • David Hoyt
  • Vanessa Bailey
  • Lindsey Solden
  • William Collins

Recent papers by Ann E. Hagerman illustrate the range of their scientific inquiry and publication activity. These include:

  • Decrypting bacterial polyphenol metabolism in an anoxic wetland soil, 2021, Nature Communications
  • Microbial polyphenol metabolism is part of the thawing permafrost carbon cycle, 2024, Nature Microbiology
  • Proanthocyanidin Structural Details Revealed by Ultrahigh Resolution FT-ICR MALDI-Mass Spectrometry, 1H-13C HSQC NMR, and Thiolysis-HPLC-DAD, 2020, Journal of Agricultural and Food Chemistry
  • Pilot scale hydrodynamic cavitation and hot-water extraction of Norway spruce bark yield antimicrobial and polyphenol-rich fractions, 2024, Separation and Purification Technology
  • Mule deer do more with less: comparing their nutritional requirements and tolerances with white-tailed deer, 2021, Journal of Mammalogy

Best Publications

  • High Molecular Weight Plant Polyphenolics (Tannins) as Biological Antioxidants.

    A.E. Hagerman;K.M. Riedl;G.A. Jones;K.N. Sovik

  • The specificity of proanthocyanidin-protein interactions.

    Ann E. Hagerman;Larry G. Butler

  • Protein precipitation method for the quantitative determination of tannins

    Ann E. Hagerman;Larry G. Butler

  • Radial diffusion method for determining tannin in plant extracts.

    Ann E. Hagerman

  • Chapter 10 – Tannins and Lignins

    Ann E. Hagerman;Larry G. Butler

  • Generation of reactive oxygen species after exhaustive aerobic and isometric exercise

    Helaine M. Alessio;Ann E. Hagerman;Bethany K. Fulkerson;Jessica Ambrose

  • Continuous spectrophotometric assay for plant pectin methyl esterase

    Ann E. Hagerman;Paul J. Austin

  • Phenylalanine ammonia-lyase and hydroxycinnamate: CoA ligase in maize mesocotyls inoculated with Helminthosporium maydis or Helminthosporium carbonum

    D.P. Dickerson;S.F. Pascholati;Ann E. Hagerman;L.G. Butler

  • Choosing appropriate methods and standards for assaying tannin.

    Ann E. Hagerman;Larry G. Butler

  • Mechanisms of protein precipitation for two tannins, pentagalloyl glucose and epicatechin 16 (4 leads to 8) catechin (procyanidin)

    A.E. Hagerman;M.E. Rice

  • Tannin chemistry in relation to digestion.

    Ann E. Hagerman;Charles T. Robbins;Yohan Weerasuriya;Thomas C. Wilson

  • Phlorotannin-protein interactions.

    Stern Jl;Hagerman Ae;Steinberg Pd;Mason Pk

  • Tannin-binding proteins in saliva of deer and their absence in saliva of sheep and cattle.

    Paul J. Austin;Lisa A. Suchar;Charles T. Robbins;Ann E. Hagerman

  • Determination of Hydrolyzable Tannins (Gallotannins and Ellagitannins) after Reaction with Potassium Iodate

    Paul W. Hartzfeld;Rebecca Forkner;Mark D. Hunter;Ann E. Hagerman

  • Condensed tannin purification and characterization of tannin-associated proteins.

    Ann E. Hagerman;Larry G. Butler

  • Anti-cancer, anti-diabetic and other pharmacologic and biological activities of penta-galloyl-glucose

    Jinhui Zhang;Li Li;Sung Hoon Kim;Sung Hoon Kim;Ann E. Hagerman

  • Tannin-protein complexes as radical scavengers and radical sinks.

    Ken M. Riedl;Ann E. Hagerman

  • Extraction of tannin from fresh and preserved leaves.

    Ann E. Hagerman

  • Determination of gallotannin with rhodanine.

    Kenneth H. Inoue;Ann E. Hagerman

  • Modulation of proline-rich protein biosynthesis in rat parotid glands by sorghums with high tannin levels

    Haile Mehansho;Ann Hagerman;Scott Clements;Larry Butler

Frequent Co-Authors

Larry G. Butler
Larry G. Butler Purdue University West Lafayette
Charles T. Robbins
Charles T. Robbins Washington State University
Clare McArthur
Clare McArthur University of Sydney
Riitta Julkunen-Tiitto
Riitta Julkunen-Tiitto University of Eastern Finland
Roger T. Dean
Roger T. Dean Western Sydney University
Russell J. Molyneux
Russell J. Molyneux University of Hawaii at Hilo
Robert P. Adams
Robert P. Adams Baylor University
Christopher L. Beadle
Christopher L. Beadle University of Tasmania
Luis O. Tedeschi
Luis O. Tedeschi Texas A&M University
James P. Muir
James P. Muir Texas A&M University

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