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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 71 1617 1539 683 629 197 16049

Scott A. Bradford publications per year

The chart shows the history of publications by Scott A. Bradford between 1991 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Scott A. Bradford published across 35 years, from 1991 to 2025, averaging 6.2 papers a year. Output peaked at 16 publications in 2013. 21 of the 218 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1991 to 2025. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 2013. 1991: 1 publication 1992: 2 publications 1993: 0 publications 1994: 0 publications 1995: 2 publications 1996: 2 publications 1997: 2 publications 1998: 3 publications 1999: 1 publication 2000: 1 publication 2001: 2 publications 2002: 3 publications 2003: 2 publications 2004: 7 publications 2005: 3 publications 2006: 8 publications 2007: 5 publications 2008: 11 publications 2009: 10 publications 2010: 6 publications 2011: 3 publications 2012: 9 publications 2013: 16 publications 2014: 7 publications 2015: 9 publications 2016: 7 publications 2017: 11 publications 2018: 12 publications 2019: 12 publications 2020: 7 publications 2021: 13 publications 2022: 9 publications 2023: 11 publications 2024: 11 publications 2025: 10 publications
1991 2025

218 publications in total across all disciplines

View publications per year as a table
Scott A. Bradford: publications per year, 1991 to 2025
Year Publications
1991 1
1992 2
1993 0
1994 0
1995 2
1996 2
1997 2
1998 3
1999 1
2000 1
2001 2
2002 3
2003 2
2004 7
2005 3
2006 8
2007 5
2008 11
2009 10
2010 6
2011 3
2012 9
2013 16
2014 7
2015 9
2016 7
2017 11
2018 12
2019 12
2020 7
2021 13
2022 9
2023 11
2024 11
2025 10
Total 218
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Scott A. Bradford 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 Scott A. Bradford sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 191–200 publications, is where this scientist sits. 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 197 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377 197
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Scott A. Bradford 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 Scott A. Bradford sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 71 D-Index, is where this scientist sits. 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 71 D-Index — 84th percentile

84% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105 71
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Research.com Recognitions

  • 2019 - Don and Betty Kirkham Soil Physics Award, American Society of Agronomy
  • 2013 - Fellow of the Soil Science Society of America (SSSA)
  • 2013 - Fellow of the American Society of Agronomy (ASA)

Overview

Scott A. Bradford is affiliated with the Agricultural Research Service in the United States. Their research primarily focuses on the field of Environmental Science, with significant contributions to Environmental Engineering and Water Science and Technology.

The scientist's work spans multiple subfields, including Environmental Engineering, Water Science and Technology, Civil and Structural Engineering, Pollution, and Industrial and Manufacturing Engineering.

Key topics in their research include:

  • Groundwater flow and contamination studies
  • Fecal contamination and water quality
  • Soil and Unsaturated Flow
  • Hydrology and Watershed Management Studies
  • Microplastics and Plastic Pollution
  • Recycling and Waste Management Techniques
  • Urban Stormwater Management Solutions

Frequent publication venues where Bradford's work appears include:

  • Journal of Hydrology
  • Abstracts with programs - Geological Society of America
  • SSRN Electronic Journal
  • Water Research
  • Critical Reviews in Environmental Science and Technology

Recent papers authored or co-authored by Scott A. Bradford are:

  • Environmental applications and risks of nanomaterials: An introduction to CREST publications during 2018-2021, 2021, Critical Reviews in Environmental Science and Technology
  • Uncovering the gaps in managed aquifer recharge for sustainable groundwater management: A focus on hillslopes and mountains, 2024, Journal of Hydrology
  • Pore-network modeling of colloid transport and retention considering surface deposition, hydrodynamic bridging, and straining, 2021, Journal of Hydrology
  • Particle-bubble interaction energies for particles with physical and chemical heterogeneities, 2020, Minerals Engineering
  • Shape and orientation of bare silica particles influence their deposition under intermediate ionic strength: A study with QCM-D and DLVO theory, 2020, Colloids and Surfaces A Physicochemical and Engineering Aspects

Frequent co-authors collaborating with Bradford include:

  • Jiřı́ Šimůnek
  • Salini Sasidharan
  • Chongyang Shen
  • Dantong Lin
  • M. M. Bitew

Scott A. Bradford has been recognized with professional awards, including the Don and Betty Kirkham Soil Physics Award from the American Society of Agronomy in 2019. They have also been elected Fellow of both the Soil Science Society of America (SSSA) and the American Society of Agronomy (ASA) in 2013.

Best Publications

  • 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

  • Coupling of physical and chemical mechanisms of colloid straining in saturated porous media.

    Scott A. Bradford;Saeed Torkzaban;Sharon L. Walker

  • Colloid Transport and Retention in Unsaturated Porous Media: A Review of Interface-, Collector-, and Pore-Scale Processes and Models

    Unknown

  • Significance of straining in colloid deposition: Evidence and implications

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

  • Straining and Attachment of Colloids in Physically Heterogeneous Porous Media

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

  • Resolving the coupled effects of hydrodynamics and DLVO forces on colloid attachment in porous media.

    Saeed Torkzaban;Scott A. Bradford;Sharon L. Walker

  • Concentration dependent transport of colloids in saturated porous media

    Unknown

  • Transport and fate of manure-borne pathogens: Modeling perspective

    Y.A. Pachepsky;A.M. Sadeghi;S.A. Bradford;D.R. Shelton

  • Transport and fate of bacteria in porous media: Coupled effects of chemical conditions and pore space geometry

    Saeed Torkzaban;Shiva S. Tazehkand;Sharon L. Walker;Scott A. Bradford

  • Transport and Fate of Microbial Pathogens in Agricultural Settings

    Scott A. Bradford;Verónica L. Morales;Wei Zhang;Ronald W. Harvey

  • Colloid transport in unsaturated porous media: The role of water content and ionic strength on particle straining

    Saeed Torkzaban;Scott A. Bradford;Martinus Th. van Genuchten;Sharon L. Walker

  • Transport and straining of E. coli O157:H7 in saturated porous media

    Scott A. Bradford;Jirka Simunek;Sharon L. Walker

  • Sensitivity of the transport and retention of stabilized silver nanoparticles to physicochemical factors

    Yan Liang;Scott A. Bradford;Jiri Simunek;Harry Vereecken

  • Colloid-Facilitated Solute Transport in Variably Saturated Porous Media: Numerical Model and Experimental Verification

    Jirka Šimůnek;Changming He;Liping Pang;S. A. Bradford

  • Transport, retention, and size perturbation of graphene oxide in saturated porous media: effects of input concentration and grain size.

    Yuanyuan Sun;Bin Gao;Scott A. Bradford;Lei Wu

  • Analysis of Steroid Hormones in a Typical Dairy Waste Disposal System

    Wei Zheng;Scott R. Yates;Scott A. Bradford

  • Humic Acid Facilitates the Transport of ARS-Labeled Hydroxyapatite Nanoparticles in Iron Oxyhydroxide-Coated Sand

    Dengjun Wang;Scott A. Bradford;Ronald W. Harvey;Bin Gao

  • Transport and retention of multi-walled carbon nanotubes in saturated porous media: effects of input concentration and grain size.

    Daniela Kasel;Scott A. Bradford;Jiří Šimůnek;Marc Heggen;Marc Heggen

  • Straining, Attachment, and Detachment of Cryptosporidium Oocysts in Saturated Porous Media

    S. A. Bradford;M. Bettahar

  • Colloid release and clogging in porous media: Effects of solution ionic strength and flow velocity.

    Saeed Torkzaban;Scott A. Bradford;Joanne L. Vanderzalm;Bradley M. Patterson

  • Straining of colloids at textural interfaces

    Scott A. Bradford;Jirka Simunek;Mehdi Bettahar;Yadata F. Tadassa

  • Estimating interfacial areas for multi-fluid soil systems

    Scott A. Bradford;Feike J. Leij

  • Retention and remobilization of stabilized silver nanoparticles in an undisturbed loamy sand soil.

    Yan Liang;Scott A. Bradford;Jiri Simunek;Marc Heggen

  • Reuse of concentrated animal feeding operation wastewater on agricultural lands.

    Scott A. Bradford;Eran Segal;Wei Zheng;Qiquan Wang

  • Bacteria transport and deposition under unsaturated conditions: the role of the matrix grain size and the bacteria surface protein.

    G. Gargiulo;S. Bradford;J. Šimůnek;P. Ustohal

Frequent Co-Authors

Hyunjung Kim
Hyunjung Kim Hanyang University
Jiří Šimůnek
Jiří Šimůnek University of California, Riverside
Erwin Klumpp
Erwin Klumpp Forschungszentrum Jülich
Harry Vereecken
Harry Vereecken Forschungszentrum Jülich
Sharon L. Walker
Sharon L. Walker Drexel University
Linda M. Abriola
Linda M. Abriola Tufts University
Jirka Šimůnek
Jirka Šimůnek University of California, Riverside
Feike J. Leij
Feike J. Leij California State University, Long Beach
Dongmei Zhou
Dongmei Zhou Nanjing University
Denis M. O'Carroll
Denis M. O'Carroll University of New South Wales

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