World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
39
Citations
10809
World Ranking
5986
National Ranking
2154

J. Barry Maynard publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where J. Barry Maynard sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 102 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

J. Barry Maynard D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where J. Barry Maynard sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 39 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Research.com Recognitions

  • 1951 - Fellow of the American Association for the Advancement of Science (AAAS)
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America

Overview

J. Barry Maynard is affiliated with the University of Cincinnati in the United States. Their research spans multiple disciplines, primarily focusing on Earth and Planetary Sciences, with a substantial emphasis on Earth sciences subfields such as Geophysics and Geochemistry and Petrology. In addition to earth sciences, they have contributions in Computer Science, particularly within the area of Artificial Intelligence.

The scientist's main topics of study include geochemical and elemental analysis, geochemical and geologic mapping, and combined geological and geochemical analysis. Their work also covers paleontology and stratigraphy of fossils, worldwide geological and geophysical studies, as well as water treatment, disinfection, and corrosion behavior.

Their recent publications showcase research in various geoscience topics, including:

  • Origin of the Oligocene manganese deposit at Obrochishte (Bulgaria): Insights from C, O, Fe, Sr, Nd, and Pb isotopes, 2020, Ore Geology Reviews
  • The Ordovician iron ore of the Anti-Atlas, Morocco: Environment and dynamics of depositional process, 2020, Ore Geology Reviews
  • Rare earth elements and origin of Fe Mn ores from the Lower Carboniferous Um Bogma Formation, Southwest Sinai, Egypt: A mixed source of metals and multiple formation processes, 2022, Sedimentary Geology
  • Harvested versus conditioned new test pieces in drinking water lead or copper corrosion testing, 2023, Water Science & Technology Water Supply
  • Mineralogy, geochemistry, and stable isotope characteristics of barite deposits from Wadi El Mingar, North Eastern Jordan, 2022, Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen

Frequent co-authors in their research include:

  • Sherif Farouk
  • Vesselin M. Dekov
  • George D. Kamenov
  • Olivier Rouxel
  • Stefan V. Lalonde

Their scholarly contributions have appeared regularly in several scientific venues, highlighting expertise in geosciences-related publications:

  • Ore Geology Reviews
  • Abstracts with programs - Geological Society of America
  • Sedimentary Geology
  • Water Science & Technology Water Supply
  • Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen

J. Barry Maynard is recognized as a Fellow of the American Association for the Advancement of Science (AAAS) since 1951 and holds fellowship status in the Geological Society of America.

Best Publications

  • Trace-element behavior and redox facies in core shales of Upper Pennsylvanian Kansas-type cyclothems

    Thomas J Algeo;J.Barry Maynard

  • Geochemical and NdSr isotopic composition of deep-sea turbidites: Crustal evolution and plate tectonic associations

    S.M McLennan;S.R Taylor;M.T McCulloch;J.B Maynard

  • Factors controlling enrichment of vanadium and nickel in the bitumen of organic sedimentary rocks

    Unknown

  • Composition of modern deep-sea sands from arc-related basins

    J. Barry Maynard;Renzo Valloni;Ho-Shing Yu

  • Spatial variation in sediment fluxes, redox conditions, and productivity in the Permian–Triassic Panthalassic Ocean

    Thomas J. Algeo;Kiyoko Kuwahara;Hiroyoshi Sano;Steven Bates

  • Sedimentology of Shale

    Paul E. Potter;J. Barry Maynard;Wayne A. Pryor

  • Chemistry of Modern Soils as a Guide to Interpreting Precambrian Paleosols

    Unknown

  • Heavy Metal Contamination in Soils of Urban Highways Comparison Between Runoff and Soil Concentrations at Cincinnati, Ohio

    Dilek Turer;J. Barry Maynard;J. John Sansalone

  • The Chemistry of Manganese Ores through Time: A Signal of Increasing Diversity of Earth-Surface Environments

    J. Barry Maynard

  • Trace-metal covariation as a guide to water-mass conditions in ancient anoxic marine environments

    Thomas J. Algeo;J. Barry Maynard

  • Use of statistical analysis to formulate conceptual models of geochemical behavior: water chemical data from the Botucatu aquifer in São Paulo state, Brazil

    Susan X Meng;J.Barry Maynard

  • 12. Effects of the Middle to Late Devonian Spread of Vascular Land Plants on Weathering Regimes, Marine Biotas, and Global Climate

    Thomas J. Algeo;Stephen E. Scheckler;J. Barry Maynard

  • Detrital Modes of Recent Deep‐Sea Sands and their Relation to Tectonic Setting: A First Approximation

    Renzo Valloni;J. Barry Maynard

  • Changes in productivity and redox conditions in the Panthalassic Ocean during the latest Permian

    Thomas J. Algeo;Linda Hinnov;Jessa Moser;J. Barry Maynard

  • Marine sediments: dating by the racemization of amino acids.

    Jeffrey L. Bada;Bruce P. Luyendyk;J. Barry Maynard

  • Isotopic evidence for organic matter oxidation by manganese reduction in the formation of stratiform manganese carbonate ore

    Patrick M Okita;J.Barry Maynard;Elliott C Spiker;Eric R Force

  • The Permian–Triassic boundary at Nhi Tao, Vietnam: Evidence for recurrent influx of sulfidic watermasses to a shallow-marine carbonate platform

    Thomas J. Algeo;Brooks Ellwood;Thi Kim Thoa Nguyen;Harry Rowe

  • Physiochemical characterization of five iron tubercles from a single drinking water distribution system: Possible new insights on their formation and growth

    Tammie L. Gerke;J. Barry Maynard;Michael R. Schock;Darren L. Lytle

  • Effects of sedimentary sorting on neodymium isotopes in deep-sea turbidites

    S. M. McLennan;S. M. McLennan;M. T. McCulloch;S. R. Taylor;J. B. Maynard

  • Manganese deposition in drinking water distribution systems.

    Tammie L. Gerke;Brenda J. Little;J. Barry Maynard

  • Manganiferous Sediments, Rocks, and Ores

    J. Barry Maynard

  • Geochemistry of oolitic iron ores, an electron microprobe study

    J. Barry Maynard

Frequent Co-Authors

Thomas J. Algeo
Thomas J. Algeo University of Cincinnati
Linda A. Hinnov
Linda A. Hinnov George Mason University
James C. Hower
James C. Hower University of Kentucky
Brooks B. Ellwood
Brooks B. Ellwood Louisiana State University
Paul Edwin Potter
Paul Edwin Potter University of Cincinnati
Kirk G. Scheckel
Kirk G. Scheckel Environmental Protection Agency
Michael M. Joachimski
Michael M. Joachimski University of Erlangen-Nuremberg
Olivier Rouxel
Olivier Rouxel French Research Institute for Exploitation of the Sea
Axel Hofmann
Axel Hofmann University of Johannesburg
Stefan V. Lalonde
Stefan V. Lalonde European Institute

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