World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
50
Citations
8065
World Ranking
3465
National Ranking
14

Léo Afraneo Hartmann 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 Léo Afraneo Hartmann sits on this spectrum.

38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38 publications 603+

This scientist: 178 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

Léo Afraneo Hartmann 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 Léo Afraneo Hartmann sits on this spectrum.

30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 50 D-Index — 64th percentile

64% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

Overview

Léo Afraneo Hartmann is affiliated with the Federal University of Rio Grande do Sul in Brazil. Their research spans multiple disciplines, primarily focusing on Earth and Planetary Sciences and Computer Science. Within these broader fields, their work centers on subfields such as Geophysics, Artificial Intelligence, Earth-Surface Processes, Geochemistry and Petrology, and Water Science and Technology.

The scientist's research includes a range of topics, with major emphasis on:

  • Geological and Geochemical Analysis
  • Geochemistry and Geologic Mapping
  • Earthquake and tectonic studies
  • Geological formations and processes
  • Geography and Environmental Studies
  • Hydrocarbon exploration and reservoir analysis
  • Paleontology and Stratigraphy of Fossils

Hartmann has contributed to several recent publications, showcasing insights into geological processes and tectonics in South America. Notable papers include:

  • "Multi-proxy evidence for subduction of the Neoproterozoic Adamastor Ocean and Wilson cycle tectonics in the South Atlantic Brasiliano Orogenic System of Western Gondwana," 2022, Precambrian Research
  • "Integration of elemental and isotope data supports a Neoproterozoic Adamastor Ocean realm," 2021, Geochemical Perspectives Letters
  • "Integrated ophiolite and arc evolution, southern Brasiliano Orogen," 2020, Precambrian Research
  • "Kyanite-garnet granulite from the Andrelândia nappe system, Brasília belt, registers two late Neoproterozoic metamorphic cycles," 2021, Precambrian Research
  • "Oceanic crust and mantle evidence for the evolution of Tonian-Cryogenian ophiolites, southern Brasiliano Orogen," 2020, Precambrian Research

The scientist regularly collaborates with other researchers. Frequent co-authors include:

  • T. Cerva-Alves
  • Cristiano Lana
  • Gláucia Queiroga
  • Marco Paulo de Castro
  • Sandro Kucera Duarte

Hartmann's work has been published mainly in a set of journals within Earth sciences and geology. The most frequent publication venues are:

  • Precambrian Research
  • Journal of South American Earth Sciences
  • Brazilian Journal of Geology
  • Anais da Academia Brasileira de Ciências
  • Geomorphology

Best Publications

  • A New Understanding of the Provinces of the Amazon Craton Based on Integration of Field Mapping and U-Pb and Sm-Nd Geochronology

    João Orestes Schneider Santos;Léo Afraneo Hartmann;Henri Eugene Gaudette;David Ian Groves

  • The neoproterozoic Mantiqueira Province and its African connections: a zircon-based U-Pb geochronologic subdivision for the Brasiliano/Pan-African systems of orogens

    Luiz Carlos da Silva;Neal J. McNaughton;Richard Armstrong;Léo Afraneo Hartmann

  • JUVENILE ACCRETION AT 750-700 MA IN SOUTHERN BRAZIL

    Marly Babinski;Farid Chemale Jr.;Leo Afraneo Hartmann;W. R. Van Schmus

  • U-Pb and Sm-Nd geochronology of the neoproterozoic granitic-gneissic Dom Feliciano belt, Southern Brazil

    Marly Babinski;Farid Chemale;W.R. Van Schmus;Leo Afrâneo Hartmann

  • Advances in SHRIMP geochronology and their impact on understanding the tectonic and metallogenic evolution of southern Brazil

    L.A. Hartmann;J.A.D. Leite;L.C. Da Silva;M.V.D. Remus

  • Age and autochthonous evolution of the Sunsás Orogen in West Amazon Craton based on mapping and U–Pb geochronology

    J.O.S. Santos;G.J. Rizzotto;P.E. Potter;N.J. McNaughton

  • Age, source, and regional stratigraphy of the Roraima Supergroup and Roraima-like outliers in northern South America based on U-Pb geochronology

    João Orestes Schneider Santos;Paul Edwin Potter;Nélson Joaquim Reis;Léo Afraneo Hartmann

  • Provenance and age delimitation of Quadrilátero Ferrífero sandstones based on zircon U-Pb isotopes

    Leo Afraneo Hartmann;Issamu Endo;Marcos Tadeu de Freitas Suita;João Orestes Schneider Santos

  • Archean crust in the Rio de la Plata Craton, Uruguay — SHRIMP U–Pb zircon reconnaissance geochronology

    Léo A Hartmann;Néstor Campal;João Orestes S Santos;Neal J McNaughton

  • Duration of the Trans-Amazonian Cycle and Its Correlation within South America Based on U-Pb SHRIMP Geochronology of the La Plata Craton, Uruguay

    João Orestes Schneider Santos;Léo Afraneo Hartmann;Jorge Bossi;Néstor Campal

  • Gold deposits of the Tapajós and Alta Floresta Domains, Tapajós-Parima orogenic belt, Amazon Craton, Brazil

    João Orestes Schneider dos Santos;David Ian Groves;Léo Afraneo Hartmann;Márcia Abrahão Moura

  • Zircon and titanite U-Pb SHRIMP geochronology of Neoproterozoic felsic magmatism on the eastern border of the Rio de la Plata Craton, Uruguay

    Léo A Hartmann;João Orestes S Santos;Jorge Bossi;Néstor Campal

  • Multiple accretion at the eastern margin of the Rio de la Plata craton: the prolonged Brasiliano orogeny in southernmost Brazil

    K. Saalmann;A. Gerdes;Y. Lahaye;L. A. Hartmann

  • Zircon U–Pb geochronology from the Paraná bimodal volcanic province support a brief eruptive cycle at ~ 135 Ma

    Viter Magalhães Pinto;Léo Afraneo Hartmann;João Orestes S. Santos;Neal Jesse McNaughton

  • Predominance of high Th/U, magmatic zircon in Brazilian Shield sandstones

    Léo Afraneo Hartmann;João Orestes S. Santos

  • Timing and evolution of multiple Paleoproterozoic magmatic arcs in the Tapajós Domain, Amazon Craton: constraints from SHRIMP and TIMS zircon, baddeleyite and titanite U-Pb geochronology

    J.O. Santos;O.B. Van Breemen;David Groves;L.A. Hartmann

  • Late- to post-orogenic basins of the Pan-African – Brasiliano collision orogen in southern Africa and southern Brazil

    P. G. Gresse;F. Chemale;L. C. Da Silva;F. Walraven

  • Sm–Nd isotope geochemistry of metamorphic volcano-sedimentary successions in the São Gabriel Block, southernmost Brazil: evidence for the existence of juvenile Neoproterozoic oceanic crust to the east of the Rio de la Plata craton

    K. Saalmann;L.A. Hartmann;M.V.D. Remus;E. Koester

  • SHRIMP U/Pb Zircon Dating of Neoproterozoic Granitic Magmatism and Collision in the Pelotas Batholith, Southernmost Brazil

    Luiz Carlos Da Silva;Léo Afraneo Hartmann;Neal Jesse Mcnaughton;Ian R. Fletcher

  • Timing of mafic magmatism in the Tapajós Province (Brazil) and implications for the evolution of the Amazon Craton: evidence from baddeleyite and zircon U–Pb SHRIMP geochronology

    João Orestes Schneider Santos;Léo Afraneo Hartmann;Neal Jesse McNaughton;Ian Robert Fletcher

Frequent Co-Authors

Neal J. McNaughton
Neal J. McNaughton Curtin University
João Orestes Schneider Santos
João Orestes Schneider Santos University of Western Australia
Cristiano Lana
Cristiano Lana Stellenbosch University
Ian R. Fletcher
Ian R. Fletcher Curtin University
Hans-Joachim Massonne
Hans-Joachim Massonne University of Stuttgart
David I. Groves
David I. Groves University of Western Australia
Farid Chemale
Farid Chemale Universidade do Vale do Rio dos Sinos
Ruy Paulo Philipp
Ruy Paulo Philipp Federal University of Rio Grande do Sul
Ian R. Fletcher
Ian R. Fletcher Curtin University
Colombo Celso Gaeta Tassinari
Colombo Celso Gaeta Tassinari Universidade de São Paulo

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Earth Science in the USA opens doors to diverse career paths that extend beyond traditional environmental roles. For instance, many students complement their technical knowledge with skills from an online mfa creative writing program to enhance their communication abilities, crucial for science writing and public outreach.

Another valuable pathway is advancing into leadership roles through an online human resource management masters programs. These programs help Earth Science graduates manage diverse teams in research institutions or environmental agencies.

The flexibility of online education also benefits lifelong learners. Many seniors explore relevant fields by enrolling in online degrees for seniors, allowing them to start new careers or deepen their knowledge in a supportive environment.

Additionally, accreditation matters when choosing online programs. For those interested in library and information science roles connected to Earth Science data, an ala-accredited program ensures quality education and better career prospects.

Best Scientists Citing Léo Afraneo Hartmann

Trending Scientists

Recently Published Articles