World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
55
Citations
14952
World Ranking
11968
National Ranking
3214

Charles F. Yocum 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 Charles F. Yocum 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: 177 publications — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Charles F. Yocum 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 Charles F. Yocum 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: 55 D-Index — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2002 - Fellow of John Simon Guggenheim Memorial Foundation
  • 2001 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Charles F. Yocum is affiliated with the University of Michigan-Ann Arbor in the United States. Their research spans several fields including Biochemistry, Genetics and Molecular Biology, and Neuroscience. Within these broader areas, their work focuses particularly on Molecular Biology, Cellular and Molecular Neuroscience, and Atomic and Molecular Physics, and Optics.

The main topics covered by Charles F. Yocum include Photosynthetic Processes and Mechanisms, Photoreceptor and Optogenetics Research, Spectroscopy and Quantum Chemical Studies, Mitochondrial Function and Pathology, and ATP Synthase and ATPases Research.

Recent publications by Charles F. Yocum and collaborators include:

  • Charge separation in the photosystem II reaction center resolved by multispectral two-dimensional electronic spectroscopy, 2023, Science Advances
  • Photosystem 2 and the oxygen evolving complex: a brief overview, 2022, Photosynthesis Research
  • Preface: special issues on photosystem II, 2022, Photosynthesis Research
  • Charge Separation in the Photosystem II Reaction Center Resolved by Multispectral Two-Dimensional Electronic Spectroscopy, 2022, arXiv (Cornell University)

Their frequent co-authors include Hoang H. Nguyen, Elizabeth L. Maret, Yogita Silori, Rhiannon Willow, and Jennifer P. Ogilvie.

Charles F. Yocum has published mainly in the venues Photosynthesis Research, Science Advances, and arXiv (Cornell University).

They have been recognized with fellowships at notable organizations including the John Simon Guggenheim Memorial Foundation in 2002 and the American Association for the Advancement of Science (AAAS) in 2001.

Best Publications

  • A highly resolved, oxygen-evolving photosystem II preparation from spinach thylakoid membranes

    Deborah A. Berthold;Gerald T. Babcock;Charles F. Yocum

  • STRUCTURE AND FUNCTION OF PHOTOSYSTEMS I AND II

    Nathan Nelson;Charles F. Yocum

  • Oxygenic photosynthesis: the light reactions.

    Donald R. Ort;Charles F. Yocum

  • Vibronic coherence in oxygenic photosynthesis

    Franklin D. Fuller;Jie Pan;Andrius Gelzinis;Vytautas Butkus

  • Calcium reconstitutes high rates of oxygen evolution in polypeptide depleted Photosystem II preparations

    Demetrios F. Ghanotakis;Gerald T. Babcock;Charles F. Yocum

  • Water oxidation in photosystem II: from radical chemistry to multielectron chemistry.

    Gerald T. Babcock;B. A. Barry;R. J. Debus;C. W. Hoganson

  • Water-soluble 17 and 23 kDa polypeptides restore oxygen evolution activity by creating a high-affinity binding site for Ca2+ on the oxidizing side of Photosystem II

    Demetrios F. Ghanotakis;James N. Topper;Gerald T. Babcock;Charles F. Yocum

  • Isolation and characterization of an oxygen-evolving Photosystem II reaction center core preparation and a 28 kDa Chl-a-binding protein

    Demetrios F. Ghanotakis;Demetris M. Demetriou;Charles F. Yocum

  • The calcium and chloride requirements of the O2 evolving complex

    Charles F. Yocum

  • Photosystem II and the Oxygen-Evolving Complex

    Demetrios F. Ghanotakis;Charles F. Yocum

  • Structural characterization of the manganese sites in the photosynthetic oxygen-evolving complex using x-ray absorption spectroscopy

    James E. Penner-Hahn;Richard M. Fronko;Vincent L. Pecoraro;Charles F. Yocum

  • Calcium activation of photosynthetic water oxidation

    Charles F. Yocum

  • Stoichiometry, inhibitor sensitivity, and organization of manganese associated with photosynthetic oxygen evolution.

    C. F. Yocum;C. T. Yerkes;R. E. Blankenship;R. R. Sharp

  • Structural and catalytic properties of the oxygen-evolving complex. Correlation of polypeptide and manganese release with the behavior of Z+ in chloroplasts and a highly resolved preparation of the PS II complex

    Demetrios F. Ghanotakis;Demetrios F. Ghanotakis;Gerald T. Babcock;Charles F. Yocum

  • Evidence for a ferredoxin-dependent choline monooxygenase from spinach chloroplast stroma.

    Renaud Brouquisse;Pierre Weigel;David Rhodes;Charles F. Yocum

  • The Photosynthetic Oxygen Evolving Complex Requires Chloride for Its Redox State S2→S3 and S3→S0 Transitions But Not for S0→S1 or S1→S2 Transitions†

    Hanna Wincencjusz;and Hans J. van Gorkom;Charles F. Yocum

  • THE CHLORIDE REQUIREMENT FOR PHOTOSYNTHETIC OXYGEN EVOLUTION ANALYSIS OF THE EFFECTS OF CHLORIDE AND OTHER ANIONS ON AMINE INHIBITION OF THE OXYGEN-EVOLVING COMPLEX

    Peter O. Sandusky;Charles F. Yocum

  • Chlorophyll and cytochrome b‐559 content of the photochemical reaction center of photosystem II

    Jan P. Dekker;Neil R. Bowlby;Charles F. Yocum

  • Recent advances in the understanding of the biological chemistry of manganese.

    Charles F Yocum;Vincent L Pecoraro

  • The mechanism of amine inhibition of the photosynthetic oxygen evolving complex: Amines displace functional chloride from a ligand site on manganese

    Peter O. Sandusky;Charles F. Yocum

Frequent Co-Authors

Gerald T. Babcock
Gerald T. Babcock Michigan State University
James E. Penner-Hahn
James E. Penner-Hahn University of Michigan–Ann Arbor
Eran Pichersky
Eran Pichersky University of Michigan–Ann Arbor
Jan P. Dekker
Jan P. Dekker Vrije Universiteit Amsterdam
Vincent L. Pecoraro
Vincent L. Pecoraro University of Michigan–Ann Arbor
Ryszard Jankowiak
Ryszard Jankowiak Kansas State University
Gerald J. Small
Gerald J. Small Iowa State University
Michael Seibert
Michael Seibert National Renewable Energy Laboratory
Nathan Nelson
Nathan Nelson Tel Aviv University
Donald R. Ort
Donald R. Ort University of Illinois at Urbana-Champaign

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