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Jirka Šimůnek 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 Jirka Šimůnek 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+

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

Jirka Šimůnek 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 Jirka Šimůnek 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+

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

Research.com Recognitions

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

Overview

What is he best known for?

The fields of study he is best known for:

  • Agriculture
  • Irrigation
  • Statistics

Jirka Šimůnek mainly investigates Soil water, Water flow, Hydrology, Vadose zone and Soil science. His Soil water research is multidisciplinary, relying on both Environmental chemistry and Porosity. His work investigates the relationship between Hydrology and topics such as Mathematical model that intersect with problems in Hydrological modelling, Flow and Statistical physics.

Jirka Šimůnek interconnects Hydraulic conductivity and Soil horizon in the investigation of issues within Vadose zone. As part of his studies on Soil science, Jirka Šimůnek often connects relevant areas like Geotechnical engineering. His Soil salinity research includes elements of Lysimeter, Nutrient and Drip irrigation, Irrigation.

His most cited work include:

  • Review and comparison of models for describing non-equilibrium and preferential flow and transport in the vadose zone (686 citations)
  • Modeling Nonequilibrium Flow and Transport Processes Using HYDRUS (330 citations)
  • A review of model applications for structured soils: a) Water flow and tracer transport. (251 citations)

What are the main themes of his work throughout his whole career to date?

Jirka Šimůnek spends much of his time researching Soil water, Soil science, Hydrology, Water flow and Leaching. His research integrates issues of Environmental chemistry and Water balance in his study of Soil water. The concepts of his Soil science study are interwoven with issues in Infiltration and Geotechnical engineering.

Throughout his Water flow studies, Jirka Šimůnek incorporates elements of other sciences such as Vadose zone, Water content, Richards equation, Surface runoff and Mechanics. Jirka Šimůnek combines subjects such as Fertilizer, Environmental engineering, Irrigation, Drainage and Nitrate with his study of Leaching. His Irrigation research incorporates themes from Salinity and Soil salinity.

He most often published in these fields:

  • Soil water (42.77%)
  • Soil science (30.64%)
  • Hydrology (29.48%)

What were the highlights of his more recent work (between 2018-2021)?

  • Soil water (42.77%)
  • Soil science (30.64%)
  • Leaching (17.34%)

In recent papers he was focusing on the following fields of study:

His primary areas of investigation include Soil water, Soil science, Leaching, Irrigation and Salinity. His Soil water research includes themes of Water balance, Growing season and Water content. His primary area of study in Soil science is in the field of Hydraulic conductivity.

He integrates several fields in his works, including Leaching and Water flow. Many of his research projects under Irrigation are closely connected to Calcareous with Calcareous, tying the diverse disciplines of science together. His DNS root zone study improves the overall literature in Hydrology.

Between 2018 and 2021, his most popular works were:

  • Infiltration from the Pedon to Global Grid Scales: An Overview and Outlook for Land Surface Modeling (19 citations)
  • Management of soil salinity associated with irrigation of protected crops (16 citations)
  • Assessing salinity leaching efficiency in three soils by the HYDRUS-1D and -2D simulations (10 citations)

In his most recent research, the most cited papers focused on:

  • Agriculture
  • Statistics
  • Irrigation

His scientific interests lie mostly in Soil water, Salinity, Irrigation, Soil science and Water content. Jirka Šimůnek works in the field of Soil water, namely Hydraulic conductivity. His Hydraulic conductivity study incorporates themes from Infiltration, Soil horizon, Biosphere model and Soil structure.

His Salinity study integrates concerns from other disciplines, such as Soil health, Sodium adsorption ratio, Leaching and Pasture. He works mostly in the field of Land use, limiting it down to topics relating to Water balance and, in certain cases, Loam, as a part of the same area of interest. Jirka Šimůnek has researched Growing season in several fields, including Hydrology, DNS root zone, Soil compaction and Vegetation.

Best Publications

  • Development and Applications of the HYDRUS and STANMOD Software Packages and Related Codes

    Jirí Šimůnek;Martinus Th. van Genuchten;Miroslav Šejna

  • Review and comparison of models for describing non-equilibrium and preferential flow and transport in the vadose zone

    Jirka Šimůnek;Nick J. Jarvis;M.Th. van Genuchten;Annemieke Gärdenäs

  • Modeling colloid attachment, straining, and exclusion in saturated porous media.

    Scott A. Bradford;Jirka Simunek;Mehdi Bettahar;Martinus Th. Van Genuchten

  • Physical factors affecting the transport and fate of colloids in saturated porous media

    Scott A. Bradford;Scott R. Yates;Mehdi Bettahar;Jirka Simunek

  • Reactive transport codes for subsurface environmental simulation

    C. I. Steefel;C. A. J. Appelo;B. Arora;D. Jacques

  • Modeling Soil Processes: Review, Key Challenges, and New Perspectives

    H. Vereecken;A. Schnepf;J. W. Hopmans;M. Javaux

  • Modeling Nonequilibrium Flow and Transport Processes Using HYDRUS

    Jirka Šimůnek;Martinus Th. van Genuchten

  • Numerical Analysis of Coupled Water, Vapor, and Heat Transport in the Vadose Zone

    Hirotaka Saito;Jiri Šimůnek;Binayak P. Mohanty

  • Modeling compensated root water and nutrient uptake.

    Jiří Šimůnek;Jan W. Hopmans

  • Water flow and heat transport in frozen soil : Numerical solution and freeze-thaw applications

    Klas Hansson;Jirka Simunek;Masaru Mizoguchi;Lars-Christer Lundin

  • Comparison of HYDRUS-2D simulations of drip irrigation with experimental observations

    T. H. Skaggs;T. J. Trout;J. Simunek;P. J. Shouse

  • Calibration of a two-dimensional root water uptake model

    J. A. Vrugt;J. W. Hopmans;J. Šimunek

  • Two-dimensional modeling of nitrate leaching for various fertigation scenarios under micro-irrigation

    A.I. Gärdenäs;J.W. Hopmans;B.R. Hanson;J. Šimůnek

  • One-, two-, and three-dimensional root water uptake functions for transient modeling

    J. A. Vrugt;M. T. van Wijk;J. W. Hopmans;J. Šimunek

  • A review of model applications for structured soils: a) Water flow and tracer transport.

    John Maximilian Köhne;Sigrid Köhne;Jirka Šimůnek

  • Modeling of Carbon Dioxide Transport and Production in Soil 1. Model Development

    Jiří Šimůnek;Donald L. Suarez

  • Significance of straining in colloid deposition: Evidence and implications

    S. A. Bradford;J. Simunek;M. Bettahar;M. T. van Genuchten

  • HYDRUS: Model Use, Calibration, and Validation

    J. Šimunek;M. Th. van Genuchten;M. Šejna

  • Straining and Attachment of Colloids in Physically Heterogeneous Porous Media

    Scott A. Bradford;Mehdi Bettahar;Jirka Simunek;Martinus Th. van Genuchten

  • Evaluation of urea-ammonium-nitrate fertigation with drip irrigation using numerical modeling

    Blaine R. Hanson;Jirka Šimůnek;Jan W. Hopmans

  • Leaching requirement for soil salinity control: Steady-state versus transient models

    Dennis L. Corwin;James D. Rhoades;Jirka Simunek

Frequent Co-Authors

Harry Vereecken
Harry Vereecken Forschungszentrum Jülich
M. Th. van Genuchten
M. Th. van Genuchten Federal University of Rio de Janeiro
Dirk Mallants
Dirk Mallants Commonwealth Scientific and Industrial Research Organisation
Scott A. Bradford
Scott A. Bradford Agricultural Research Service
Jan Vanderborght
Jan Vanderborght Forschungszentrum Jülich
Jan W. Hopmans
Jan W. Hopmans University of California, Davis
Rafael Angulo-Jaramillo
Rafael Angulo-Jaramillo University of Lyon System
Keith L. Bristow
Keith L. Bristow Commonwealth Scientific and Industrial Research Organisation
Lutz Weihermüller
Lutz Weihermüller Forschungszentrum Jülich

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