World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
62
Citations
12912
World Ranking
1690
National Ranking
743

Jeffrey C. Alt 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 Jeffrey C. Alt 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: 245 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Jeffrey C. Alt 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 Jeffrey C. Alt 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: 62 D-Index — 79th percentile

79% of scientists in this discipline score the same or lower.

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

Overview

Jeffrey C. Alt is affiliated with the University of Michigan-Ann Arbor in the United States. Their primary field of study is Engineering, with a focus on Ocean Engineering and Environmental Chemistry. Additional subfields in their research portfolio include Geophysics, Atmospheric Science, and Paleontology.

Their research covers a broad range of topics, reflecting interdisciplinary expertise. Key areas of work include:

  • Reservoir Engineering and Simulation Methods
  • Drilling and Well Engineering
  • Methane Hydrates and Related Phenomena
  • Offshore Engineering and Technologies
  • Geological and Geochemical Analysis
  • Paleontology and Stratigraphy of Fossils
  • Geology and Paleoclimatology Research

Jeffrey C. Alt has published papers in various scientific venues. Notable recent publications include:

  • High-temperature kinetic isotope fractionation of calcium in epidosites from modern and ancient seafloor hydrothermal systems, 2020, Earth and Planetary Science Letters
  • The origin and fate of C during alteration of the oceanic crust, 2021, Comptes Rendus Géoscience
  • Sulfur and metal mobilization during the life cycle of an oceanic core complex: Implications for seafloor massive sulfide deposits formation at slow and ultra-slow spreading ridges, 2024, Lithos
  • Evidence for Microbial Carbon and Sulfur Cycling in Deeply Buried Ridge Flank Basalt, 2021, UNC Libraries
  • Microbial abundance and diversity in 64-74 Ma subseafloor igneous basement from the Louisville Seamount Chain, 2023, bioRxiv (Cold Spring Harbor Laboratory)

Their publication record shows engagement with a diverse set of platforms, frequently appearing in:

  • Zenodo (CERN European Organization for Nuclear Research)
  • OPAL (Open@LaTrobe) (La Trobe University)
  • Earth and Planetary Science Letters
  • Lithos
  • Comptes Rendus Géoscience

Jeffrey C. Alt collaborates extensively with other researchers. Frequent co-authors include:

  • Christine Laverne
  • D.A.H. Teagle
  • Paola Tartarotti
  • Martin Fisk
  • Gilles Guérin

Best Publications

  • Hydrothermal alteration of a 1 km section through the upper oceanic crust, Deep Sea Drilling Project Hole 504B: Mineralogy, chemistry and evolution of seawater‐basalt interactions

    Jeffrey C. Alt;Jose Honnorez;Christine Laverne;Rolf Emmermann

  • A long in situ section of the lower ocean crust: results of {ODP} Leg 176 drilling at the Southwest Indian Ridge

    Henry J.B. Dick;James H. Natland;Jeffrey C. Alt;Wolfgang Bach

  • The uptake of carbon during alteration of ocean crust

    Jeffrey C. Alt;Damon A.H. Teagle

  • The internal structure of an active sea-floor massive sulphide deposit

    S. E. Humphris;Peter Herzig;D. J. Miller;J .C. Alt

  • Lithium and lithium isotope profiles through the upper oceanic crust: a study of seawater–basalt exchange at ODP Sites 504B and 896A

    Lui Heung Chan;Jeffrey C. Alt;Damon A.H. Teagle

  • Reconstructing past seawater Mg/Ca and Sr/Ca from mid-ocean ridge flank calcium carbonate veins

    Rosalind M. Coggon;Damon A. H. Teagle;Christopher E. Smith-Duque;Jeffrey C. Alt

  • DSDP Hole 504B, the first reference section over 1 km through Layer 2 of the oceanic crust

    R. N. Anderson;J. Honnorez;K. Becker;A. C. Adamson

  • The role of serpentinites in cycling of carbon and sulfur: Seafloor serpentinization and subduction metamorphism

    Jeffrey C. Alt;Esther M. Schwarzenbach;Gretchen L. Früh-Green;Wayne C. Shanks

  • An oxygen isotopic profile through the upper kilometer of the oceanic crust, DSDP hole 504B

    Jeffrey C. Alt;Karlis Muehlenbachs;Jose Honnorez

  • Drilling to gabbro in intact ocean crust

    Douglas S. Wilson;Damon A.H. Teagle;Jeffrey C. Alt;Neil R. Banerjee

  • Alteration of the upper oceanic crust, DSDP site 417: mineralogy and chemistry

    Jeffrey C. Alt;Jose Honnorez

  • Cycling of sulfur in subduction zones: The geochemistry of sulfur in the Mariana Island Arc and back-arc trough

    Jeffrey C. Alt;Wayne C. Shanks;Michael C. Jackson

  • Evidence for Microbial Carbon and Sulfur Cycling in Deeply Buried Ridge Flank Basalt

    Mark A Lever;Mark A Lever;Olivier J Rouxel;Olivier J Rouxel;Jeffrey C Alt;Nobumichi Shimizu

  • Hydrothermal alteration of upper oceanic crust formed at a fast-spreading ridge: mineral, chemical, and isotopic evidence from ODP Site 801

    Jeffrey C. Alt;Damon A.H. Teagle

  • Sulfur in serpentinized oceanic peridotites: Serpentinization processes and microbial sulfate reduction

    Jeffrey C. Alt;Wayne C. Shanks

  • Serpentinization of abyssal peridotites from the MARK area, Mid-Atlantic Ridge: Sulfur geochemistry and reaction modeling

    Jeffrey C. Alt;Wayne C. Shanks

  • Hydrothermal oxide and nontronite deposits on seamounts in the eastern Pacific

    Jeffrey C. Alt

  • Sulfur isotopic profile through the oceanic crust: Sulfur mobility and seawater-crustal sulfur exchange during hydrothermal alteration

    Jeffrey C. Alt

  • The geochemical consequences of late-stage low-grade alteration of lower ocean crust at the SW Indian Ridge: Results from ODP Hole 735B (Leg 176)

    Wolfgang Bach;Jeffrey C. Alt;Yaoling Niu;Susan E. Humphris

  • Hydrothermal alteration of a section of upper oceanic crust in the eastern equatorial Pacific : A synthesis of results from Site 504 (DSDP Legs 69, 70, and 83, and ODP Legs 111, 137, 140, and 148)

    J. C. Alt;C. Laverne;D. A. Vanko;P. Tartarotti

Frequent Co-Authors

Damon A. H. Teagle
Damon A. H. Teagle University of Southampton
Wayne C. Shanks
Wayne C. Shanks United States Geological Survey
Karlis Muehlenbachs
Karlis Muehlenbachs University of Alberta
Alex N. Halliday
Alex N. Halliday Lamont-Doherty Earth Observatory
Mark Rehkämper
Mark Rehkämper Imperial College London
Roger N. Anderson
Roger N. Anderson Columbia University
Carlos J. Garrido
Carlos J. Garrido Spanish National Research Council
Keir Becker
Keir Becker University of Miami
Wolfgang Bach
Wolfgang Bach University of Bremen

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