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Earth Science
Iran
2026

D-Index & Metrics

Earth Science

D-Index
50
Citations
6827
World Ranking
3499
National Ranking
2

Shamsollah Ayoubi 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 Shamsollah Ayoubi 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: 163 publications — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Shamsollah Ayoubi 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 Shamsollah Ayoubi 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.

Research.com Recognitions

  • 2026 - Research.com Earth Science in Iran Leader Award
  • 2025 - Research.com Earth Science in Iran Leader Award

Overview

Shamsollah Ayoubi is affiliated with Isfahan University of Technology in Iran. The research interests span areas within Environmental Science and Agricultural and Biological Sciences, with a particular focus on Environmental Engineering, Soil Science, and Artificial Intelligence. Their work also touches on Management, Monitoring, Policy and Law as well as Pollution.

Ayoubi's research covers multiple topics including:

  • Soil Geostatistics and Mapping
  • Geochemistry and Geologic Mapping
  • Soil Carbon and Nitrogen Dynamics
  • Soil erosion and sediment transport
  • Soil and Land Suitability Analysis
  • Geology and Paleoclimatology Research
  • Heavy metals in environment

Frequently published venues for Ayoubi include:

  • Geoderma Regional
  • Soil and Tillage Research
  • CATENA
  • Journal of Water and Soil Science
  • Remote Sensing

Key recent papers authored by or including Shamsollah Ayoubi are:

  • Improving the spatial prediction of soil organic carbon using environmental covariates selection: A comparison of a group of environmental covariates (2021, CATENA)
  • Digital mapping of soil organic carbon using ensemble learning model in Mollisols of Hyrcanian forests, northern Iran (2020, Geoderma Regional)
  • Predicting heavy metal contents by applying machine learning approaches and environmental covariates in west of Iran (2021, Journal of Geochemical Exploration)
  • Spatial prediction of soil aggregate stability and soil organic carbon in aggregate fractions using machine learning algorithms and environmental variables (2021, Geoderma Regional)
  • Soil microbial communities affected by vegetation, topography and soil properties in a forest ecosystem (2020, Applied Soil Ecology)

Throughout their career, Ayoubi has collaborated frequently with several researchers including José Alexandre Melo Demattê, Mojtaba Zeraatpisheh, Mohammad Reza Mosaddeghi, Salman Naimi, and Farideh Abbaszadeh Afshar. These collaborations reflect a strong network in the fields of soil science and environmental research.

Best Publications

  • Digital mapping of soil properties using multiple machine learning in a semi-arid region, central Iran

    Mojtaba Zeraatpisheh;Mojtaba Zeraatpisheh;Shamsollah Ayoubi;Azam Jafari;Samaneh Tajik

  • Role of deforestation and hillslope position on soil quality attributes of loess-derived soils in Golestan province, Iran

    F. Khormali;M. Ajami;S. Ayoubi;Ch. Srinivasarao

  • Soil aggregation and organic carbon as affected by topography and land use change in western Iran

    Shamsollah Ayoubi;Parisa Mokhtari Karchegani;Mohammad Reza Mosaddeghi;Naser Honarjoo

  • Spatial Distribution of Magnetic Properties and Selected Heavy Metals in Calcareous Soils as Affected by Land Use in the Isfahan Region, Central Iran

    Z. Dankoub;S. Ayoubi;H. Khademi;Sheng-Gao Lu

  • Improving the spatial prediction of soil organic carbon using environmental covariates selection: A comparison of a group of environmental covariates

    Mojtaba Zeraatpisheh;Younes Garosi;Hamid Reza Owliaie;Shamsollah Ayoubi

  • Relationships between magnetic susceptibility and heavy metals in urban topsoils in the arid region of Isfahan, central Iran

    Rezvan Karimi;Shamsollah Ayoubi;Ahmad Jalalian;Ahmad Reza Sheikh-Hosseini

  • Digital mapping of soil organic carbon using ensemble learning model in Mollisols of Hyrcanian forests, northern Iran

    Samaneh Tajik;Shamsollah Ayoubi;Mojtaba Zeraatpisheh

  • Comparing the efficiency of digital and conventional soil mapping to predict soil types in a semi-arid region in Iran

    Mojtaba Zeraatpisheh;Mojtaba Zeraatpisheh;Shamsollah Ayoubi;Azam Jafari;Peter Finke

  • Environmental factors controlling soil organic carbon storage in loess soils of a subhumid region, northern Iran

    Mohammad Ajami;Ahmad Heidari;Farhad Khormali;Manouchehr Gorji

  • Assessing Impacts of Land Use Change on Soil Quality Indicators in a Loessial Soil in Golestan Province, Iran

    S. Ayoubi;F. Khormali;K. L. Sahrawat;A. C. Rodrigues de Lima

  • Estimating wet soil aggregate stability from easily available properties in a highly mountainous watershed

    A.A. Besalatpour;S. Ayoubi;M.A. Hajabbasi;M.R. Mosaddeghi

  • Conventional and digital soil mapping in Iran: Past, present, and future

    Mojtaba Zeraatpisheh;Azam Jafari;Mohsen Bagheri Bodaghabadi;Shamsollah Ayoubi

  • Spatial prediction of USDA‐ great soil groups in the arid Zarand region, Iran: comparing logistic regression approaches to predict diagnostic horizons and soil types

    A. Jafari;P. A. Finke;J. Vande Wauw;S. Ayoubi

  • Soil redistribution rate and its relationship with soil organic carbon and total nitrogen using 137Cs technique in a cultivated complex hillslope in western Iran.

    Farideh Abbaszadeh Afshar;Shamsollah Ayoubi;Ahmad Jalalian

  • Near-saturated soil hydraulic properties as influenced by land use management systems in Koohrang region of central Zagros, Iran

    H. Kelishadi;M.R. Mosaddeghi;M.A. Hajabbasi;S. Ayoubi

  • Relationships between soil depth and terrain attributes in a semi arid hilly region in western Iran

    Abdolmohammad Mehnatkesh;Shamsollah Ayoubi;Ahmad Jalalian;Kanwar L. Sahrawat

  • Seasonal and spatial variations in dust deposition rate and concentrations of dust-borne heavy metals, a case study from Isfahan, central Iran

    Samira Norouzi;Hossein Khademi;Shamsollah Ayoubi;Angel Faz Cano

  • Spatial prediction of soil aggregate stability and soil organic carbon in aggregate fractions using machine learning algorithms and environmental variables

    Mojtaba Zeraatpisheh;Shamsollah Ayoubi;Zahra Mirbagheri;Mohammad Reza Mosaddeghi

  • Spatial prediction of soil great groups by boosted regression trees using a limited point dataset in an arid region, southeastern Iran

    Azam Jafari;Hossein Khademi;Peter A. Finke;Johan Van de Wauw

  • Contribution of Lithologic and Anthropogenic Factors to Surface Soil Heavy Metals in Western Iran Using Multivariate Geostatistical Analyses

    Marzieh Taghipour;Shamsollah Ayoubi;Hossein Khademi

  • Use of magnetic measures to assess soil redistribution following deforestation in hilly region

    Parisa Mokhtari Karchegani;Shamsollah Ayoubi;Sheng Gao Lu;Naser Honarju

  • Vertical and horizontal distribution of magnetic susceptibility and metal contents in an industrial district of central Iran

    Salman Naimi;Shamsollah Ayoubi

Frequent Co-Authors

Hossein Khademi
Hossein Khademi Isfahan University of Technology
Kanwar L. Sahrawat
Kanwar L. Sahrawat International Crops Research Institute for the Semi-Arid Tropics
José Alexandre Melo Demattê
José Alexandre Melo Demattê Universidade de São Paulo
Jesús Rodrigo-Comino
Jesús Rodrigo-Comino University of Granada
Ming Xu
Ming Xu University of Michigan–Ann Arbor
Adrian L. Collins
Adrian L. Collins Rothamsted Research
Thomas Keller
Thomas Keller Swedish University of Agricultural Sciences
Joselito M. Arocena
Joselito M. Arocena University of Northern British Columbia
Rainer Schulin
Rainer Schulin ETH Zurich
Suhas P. Wani
Suhas P. Wani International Crops Research Institute for the Semi-Arid Tropics

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