World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
45
Citations
13881
World Ranking
6241
National Ranking
2251

Engineering and Technology

D-Index
42
Citations
13527
World Ranking
6366
National Ranking
1745

Feike J. Leij publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Feike J. Leij sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 97 publications — 11th percentile

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

The last bar groups every scientist with 687 publications or more.

Feike J. Leij D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Feike J. Leij sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 45 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Feike J. Leij is affiliated with California State University, Long Beach in the United States. Their research predominantly focuses on environmental science and engineering, with specific attention to civil and structural engineering, environmental engineering, and aspects of management, monitoring, policy, and law related to these fields.

The main topics addressed in their work include soil and unsaturated flow, soil moisture and remote sensing, as well as landslides and related hazards.

Leij has published research in several journal venues, notably:

  • CATENA
  • Water Resources Research

Among the recent academic papers authored by Feike J. Leij are:

  • "Hierarchical prediction of soil water content time series," published in 2021 in CATENA
  • "Analytical Solution for Field Soil Water Content Profiles," published in 2021 in Water Resources Research

Frequent collaborators in their research include:

  • J. H. Dane
  • Antonella Sciortino

Best Publications

  • rosetta: a computer program for estimating soil hydraulic parameters with hierarchical pedotransfer functions

    Marcel G. Schaap;Feike J. Leij;Martinus Th. van Genuchten

  • The RETC code for quantifying the hydraulic functions of unsaturated soils

    M.Th. Van Genuchten;F.J. Leij;S.R. Yates

  • Neural network analysis for hierarchical prediction of soil hydraulic properties

    Marcel G. Schaap;Feike J. Leij;Martinus Th. van Genuchten

  • Database-related accuracy and uncertainty of pedotransfer functions

    Marcel G. Schaap;Feike J. Leij

  • Improved Prediction of Unsaturated Hydraulic Conductivity with the Mualem-van Genuchten Model

    Marcel G. Schaap;Feike J. Leij

  • Description of the unsaturated soil hydraulic database UNSODA version 2.0

    A Nemes;M.G Schaap;F.J Leij;J.H.M Wösten

  • Scaling Parameter to Predict the Soil Water Characteristic from Particle-Size Distribution Data

    Lalit M. Arya;Feike J. Leij;Martinus Th. van Genuchten;Peter J. Shouse

  • Using neural networks to predict soil water retention and soil hydraulic conductivity

    Marcel G Schaap;Feike J Leij

  • Modeling the Nonequilibrium Transport of Linearly Interacting Solutes in Porous Media: A Review

    M. Sardin;D. Schweich;F. J. Leij;M. Th. van Genuchten

  • A comprehensive set of analytical solutions for nonequilibrium solute transport with first‐order decay and zero‐order production

    Nobuo Toride;Feike J. Leij;Martinus T. van Genuchten

  • Relationship between the Hydraulic Conductivity Function and the Particle-Size Distribution

    Lalit M. Arya;Feike J. Leij;Peter J. Shouse;Martinus Th. van Genuchten

  • Analytical Solutions for Solute Transport in Three-Dimensional Semi-infinite Porous Media

    Feike J. Leij;Todd H. Skaggs;Martinus Th. Van Genuchten

  • Closed-form expressions for water retention and conductivity data

    Feike J. Leij;Walter B. Russell;Scott M. Lesch

  • Analysis of Measured, Predicted, and Estimated Hydraulic Conductivity Using the RETC Computer Program

    S. R. Yates;M. Th. van Genuchten;F. J. Leij;A. W. Warrick

  • Estimating interfacial areas for multi-fluid soil systems

    Scott A. Bradford;Feike J. Leij

  • Hydrodynamic dispersion in an unsaturated dune sand

    Nobuo Toride;Mitsuhiro Inoue;Feike J. Leij

  • Modeling the dynamics of the soil pore-size distribution

    Feike J. Leij;Feike J. Leij;Teamrat A. Ghezzehei;Dani Or

  • Soil water retention. I. Introduction of a shape index

    Randel Haverkamp;Feike J. Leij;Carlos Fuentes;Antonella Sciortino

  • Stochastic model for posttillage soil pore space evolution

    Dani Or;Feike J. Leij;Victor Snyder;Teamrat A. Ghezzehei

  • Characterization and measurement of the hydraulic properties of unsaturated porous media : proceedings of the International Workshop on Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, Riverside, California, October 22-24, 1997

    M. Th. van Genuchten;F. J. Leij

  • The RETC code for quantifying the hydraulic functions of unsaturated soils: project summary

    M.Th. Van Genuchten;F.J. Leij;S.R. Yates

Frequent Co-Authors

M. Th. van Genuchten
M. Th. van Genuchten Federal University of Rio de Janeiro
Marcel G. Schaap
Marcel G. Schaap University of Arizona
Scott A. Bradford
Scott A. Bradford Agricultural Research Service
Todd H. Skaggs
Todd H. Skaggs US Department of Agriculture
Peter J. Shouse
Peter J. Shouse Agricultural Research Service
Binayak P. Mohanty
Binayak P. Mohanty Texas A&M University
Luis S. Pereira
Luis S. Pereira University of Lisbon
Eckart Priesack
Eckart Priesack University of Bonn
Linda M. Abriola
Linda M. Abriola Tufts University
Glenn V. Wilson
Glenn V. Wilson Agricultural Research Service

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