World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
56
Citations
12948
World Ranking
11513
National Ranking
3109

Dwaine O. Cowan 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 Dwaine O. Cowan 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: 234 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Dwaine O. Cowan 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 Dwaine O. Cowan 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: 56 D-Index — 36th percentile

36% 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

  • 1989 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1970 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1968 - Fellow of Alfred P. Sloan Foundation

Overview

Dwaine O. Cowan was affiliated with Johns Hopkins University in the United States. Their career was marked by recognition from several scientific foundations and associations, reflecting contributions to their fields of study.

They were named a Fellow of the American Association for the Advancement of Science (AAAS) in 1989. This fellowship is awarded to individuals who have made scientifically or socially distinguished efforts to advance science. Earlier in their career, Cowan was also honored as a Fellow of the John Simon Guggenheim Memorial Foundation in 1970. This fellowship supports those who have demonstrated exceptional capacity for productive scholarship. Additionally, they were a Fellow of the Alfred P. Sloan Foundation in 1968, an award given to early-career scientists and scholars of outstanding promise.

There is no available data regarding specific research papers, coauthors, frequent publication venues, book publications, or detailed main and subfields of study associated with Cowan. Likewise, no explicit main topics of work have been documented.

The awards and fellowships indicate that Cowan's scientific work was recognized by multiple prestigious organizations over a period spanning at least two decades, suggesting active engagement in research or scholarship during that time.

As a deceased researcher, Cowan's legacy remains embedded within the history of scientific scholarship at Johns Hopkins University and among the communities connected to the fellowships they received.

Best Publications

  • Electron transfer in a new highly conducting donor-acceptor complex

    John. Ferraris;D. O. Cowan;V. Walatka;J. H. Perlstein

  • Mechanisms of Photochemical Reactions in Solution. XXII.1 Photochemical cis-trans Isomerization

    George S. Hammond;Jack. Saltiel;Angelo A. Lamola;Nicholas J. Turro

  • Electrical switching and memory phenomena in Cu‐TCNQ thin films

    R. S. Potember;T. O. Poehler;D. O. Cowan

  • Degree of charge transfer in organic conductors by infrared absorption spectroscopy

    J. S. Chappell;A. N. Bloch;W. A. Bryden;M. Maxfield

  • Photochemical heavy-atom effects

    Joseph C. Koziar;Dwaine O. Cowan

  • Organic solid state. VIII. Mixed-valence ferrocene chemistry

    Dwaine O. Cowan;Carole LeVanda;Jongsei Park;Frank Kaufman

  • Mixed valence cations. Chemistry of .pi.-bridged analogues of biferrocene and biferrocenylene

    Carole. Levanda;Klaus. Bechgaard;Dwaine O. Cowan

  • Low-Temperature Metallic Behavior and Resistance Minimum in a New Quasi One-Dimensional Organic Conductor

    A. N. Bloch;D. O. Cowan;K. Bechgaard;R. E. Pyle

  • OXIDATION‐STATE AND ELECTRON‐TRANSFER PROPERTIES OF MIXED‐VALENCE 1,1′‐POLYFERROCENE IONS

    Gilbert M. Brown;Thomas J. Meyer;D. O. Cowan;C. Levanda

  • New synthesis and properties of 11,11,12,12-tetracyano-9,10-anthraquinodimethane: an electron acceptor displaying a single-wave, two-electron reduction and a coproportionation pathway to the radical anion

    Aravinda M. Kini;Dwaine O. Cowan;Fabian Gerson;Reinhart Moeckel

  • Bis(fulvalene)diiron, its mono- and dications. Intramolecular exchange interactions in a rigid system

    Carole LeVanda;Klaus Bechgaard;Dwaine O. Cowan;Ulrich T. Mueller-Westerhoff

  • Elements of Organic Photochemistry

    Dwaine O. Cowan;Ronald L. Drisko

  • Apparent giant conductivity peaks in an anisotropic medium: TTF-TCNQ

    David E. Schafer;Fred Wudl;Gordon A. Thomas;John P. Ferraris

  • Organic solid state. Electron transfer in a mixed valence salt of biferrocene

    Dwaine O. Cowan;Frank Kaufman

  • Electrical conductivity of tetrathiafulvalenium-tetracyanoquinodimethanide (TTF-TCNQ)

    G. A. Thomas;D. E. Schafer;F. Wudl;P. M. Horn

  • Solution and Solid State Studies of Tetrafluoro-7,7,8,8-Tetracyano-p-Quinodimethane, TCNQF4. Evidence for Long-Range Amphoteric Intermolecular Interactions and Low-Dimensionality in the Solid State Structure

    Thomas J. Emge;Macrae Maxfield;Dwaine O. Cowan;Thomas J. Kistenmacher

  • Synthesis of the highly conducting organic salt: tetramethyltetrathiofulvalenium - tetracyano-p-quinodimethanide

    J.P. Ferraris;T.O. Poehler;A.N. Bloch;D.O. Cowan

  • Organic solid state. VII. Semiconducting polymers. Mixed valence ferrocene-ferricenium polymers

    Dwaine O. Cowan;J. Park;Charles U. Pittman;Yukihiko Sasaki

  • Organic solid state. III. Spectroscopic and electrical properties of biferrocene [Fe(II)Fe(III)] picrate

    Dwaine O. Cowan;Frank Kaufman

  • Semi-metallic behaviour of HMTSF-TCNQ at low temperatures under pressure

    J.R. Cooper;M. Weger;D. Jérome;D. Lefur

  • Light: Physical and Biological Action.

    Dwaine O. Cowan

Frequent Co-Authors

Richard D. McCullough
Richard D. McCullough Harvard University
Rolf Gleiter
Rolf Gleiter Heidelberg University
Klaus Bechgaard
Klaus Bechgaard University of Copenhagen
John P. Ferraris
John P. Ferraris The University of Texas at Dallas
Jaume Veciana
Jaume Veciana Institut de Ciència de Materials de Barcelona
Long Y. Chiang
Long Y. Chiang University of Massachusetts Lowell
Elies Molins
Elies Molins Institut de Ciència de Materials de Barcelona
Concepció Rovira
Concepció Rovira Institut de Ciència de Materials de Barcelona
Marvin D. Rausch
Marvin D. Rausch University of Massachusetts Amherst
Fred Wudl
Fred Wudl University of California, Santa Barbara

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