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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 74 1356 1287 90 88 261 18337
Medicine 76 18865 17726 993 953 272 19086

Holger M. Koch publications per year

The chart shows the history of publications by Holger M. Koch between 2001 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Holger M. Koch published across 25 years, from 2001 to 2025, averaging 13.3 papers a year. Output peaked at 31 publications in 2015. 37 of the 333 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2001 to 2025. Vertical axis: number of publications, 0 to 31. Peak 31 publications in 2015. 2001: 2 publications 2002: 2 publications 2003: 3 publications 2004: 6 publications 2005: 6 publications 2006: 8 publications 2007: 6 publications 2008: 2 publications 2009: 4 publications 2010: 3 publications 2011: 14 publications 2012: 21 publications 2013: 23 publications 2014: 24 publications 2015: 31 publications 2016: 14 publications 2017: 16 publications 2018: 25 publications 2019: 14 publications 2020: 11 publications 2021: 20 publications 2022: 23 publications 2023: 18 publications 2024: 14 publications 2025: 23 publications
2001 2025

333 publications in total across all disciplines

View publications per year as a table
Holger M. Koch: publications per year, 2001 to 2025
Year Publications
2001 2
2002 2
2003 3
2004 6
2005 6
2006 8
2007 6
2008 2
2009 4
2010 3
2011 14
2012 21
2013 23
2014 24
2015 31
2016 14
2017 16
2018 25
2019 14
2020 11
2021 20
2022 23
2023 18
2024 14
2025 23
Total 333
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Holger M. Koch 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 Holger M. Koch 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, 261–270 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: 261 publications — 80th percentile

80% 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
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181 261
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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Holger M. Koch 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 Holger M. Koch 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, 74 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: 74 D-Index — 87th percentile

87% 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
72 74
73 84
74 70 74
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

  • 1967 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Holger M. Koch is affiliated with Ruhr University Bochum in Germany, focusing research efforts within the field of Environmental Science. Their scholarly work predominantly addresses the intersection of environmental factors and human health, with a significant emphasis on health, toxicology, and mutagenesis as primary subfields of study.

Their research topics cover a range of areas, including:

  • Effects and risks of endocrine disrupting chemicals
  • Toxic organic pollutants impact
  • Carcinogens and genotoxicity assessment
  • Pharmaceutical and antibiotic environmental impacts
  • Insect and pesticide research
  • Chemistry and chemical engineering
  • Health, environment, cognitive aging

Holger M. Koch has contributed to publications in various scientific venues, with frequent appearances in:

  • International Journal of Hygiene and Environmental Health
  • Environment International
  • Environmental Research
  • SSRN Electronic Journal
  • Environmental Science & Technology

Recent representative papers authored or co-authored by Holger M. Koch include:

  • "Biomarkers, matrices and analytical methods targeting human exposure to chemicals selected for a European human biomonitoring initiative," 2020, Environment International
  • "The European human biomonitoring platform - Design and implementation of a laboratory quality assurance/quality control (QA/QC) programme for selected priority chemicals," 2021, International Journal of Hygiene and Environmental Health
  • "Phthalate metabolites in urine of children and adolescents in Germany. Human biomonitoring results of the German Environmental Survey GerES V, 2014-2017," 2020, International Journal of Hygiene and Environmental Health
  • "Human Biomonitoring of Glyphosate Exposures: State-of-the-Art and Future Research Challenges," 2020, Toxics
  • "Bisphenol A and six other environmental phenols in urine of children and adolescents in Germany - human biomonitoring results of the German Environmental Survey 2014-2017 (GerES V)," 2020, The Science of The Total Environment

The scientist collaborates frequently with a group of co-authors who have made significant contributions alongside them. These include:

  • Daniel Bury
  • Thomas Brüning
  • Marike Kolossa-Gehring
  • Argelia Castaño
  • Marta Esteban

Best Publications

  • Assessing exposure to phthalates - the human biomonitoring approach.

    Matthias Wittassek;Holger Martin Koch;Jürgen Angerer;Thomas Brüning

  • Human body burdens of chemicals used in plastic manufacture

    Holger M. Koch;Antonia M. Calafat

  • Di(2-ethylhexyl)phthalate (DEHP): human metabolism and internal exposure-- an update and latest results.

    Holger M. Koch;Ralf Preuss;Jürgen Angerer

  • New metabolites of di(2-ethylhexyl)phthalate (DEHP) in human urine and serum after single oral doses of deuterium-labelled DEHP

    Holger M. Koch;Hermann M. Bolt;Ralf Preuss;Jürgen Angerer

  • An estimation of the daily intake of di(2-ethylhexyl)phthalate (DEHP) and other phthalates in the general population

    Holger M. Koch;Hans Drexler;Jürgen Angerer

  • Di(2-ethylhexyl)phthalate (DEHP) metabolites in human urine and serum after a single oral dose of deuterium-labelled DEHP

    Holger M. Koch;Hermann M. Bolt;Jürgen Angerer

  • DEHP metabolites in urine of children and DEHP in house dust

    Kerstin Becker;Margarete Seiwert;Jürgen Angerer;Wolfgang Heger

  • Internal exposure of the general population to DEHP and other phthalates--determination of secondary and primary phthalate monoester metabolites in urine.

    Holger M Koch;Bernd Rossbach;Hans Drexler;Jürgen Angerer

  • Identifying sources of phthalate exposure with human biomonitoring: results of a 48h fasting study with urine collection and personal activity patterns.

    Holger M. Koch;Matthew Lorber;Krista L.Y. Christensen;Claudia Pälmke

  • Internal phthalate exposure over the last two decades--a retrospective human biomonitoring study.

    Matthias Wittassek;Gerhard Andreas Wiesmüller;Holger Martin Koch;Rolf Eckard

  • Occurrence and daily variation of phthalate metabolites in the urine of an adult population.

    Hermann Fromme;Gabriele Bolte;Holger M. Koch;Jürgen Angerer

  • Di- n -butyl phthalate (DnBP) and diisobutyl phthalate (DiBP) metabolism in a human volunteer after single oral doses

    H. M. Koch;K. L. Y. Christensen;V. Harth;V. Harth;M. Lorber

  • On-line clean-up by multidimensional liquid chromatography-electrospray ionization tandem mass spectrometry for high throughput quantification of primary and secondary phthalate metabolites in human urine

    Holger M. Koch;Luis M. Gonzalez-Reche;Jürgen Angerer

  • Phthalate metabolites in 24-h urine samples of the German Environmental Specimen Bank (ESB) from 1988 to 2015 and a comparison with US NHANES data from 1999 to 2012

    Holger M. Koch;Maria Rüther;André Schütze;André Conrad

  • Transdermal Uptake of Diethyl Phthalate and Di(n-butyl) Phthalate Directly from Air: Experimental Verification.

    Charles J. Weschler;Gabriel Bekö;Holger M. Koch;Tunga Salthammer

  • Internal exposure of nursery-school children and their parents and teachers to di(2-ethylhexyl)phthalate (DEHP)

    Holger M. Koch;Hans Drexler;Jürgen Angerer

  • First steps toward harmonized human biomonitoring in Europe: Demonstration project to perform human biomonitoring on a European scale

    Elly Den Hond;Eva Govarts;Hanny Willems;Roel Smolders

  • Bisphenol A in 24 h urine and plasma samples of the German Environmental Specimen Bank from 1995 to 2009: a retrospective exposure evaluation.

    Holger M Koch;Marike Kolossa-Gehring;Christa Schröter-Kermani;Jürgen Angerer

  • A 3D transient model of keyhole and melt pool dynamics in laser beam welding applied to the joining of zinc coated sheets

    Manfred Geiger;Karl-Heinz Leitz;Holger Koch;Andreas Otto

  • Assessing Human Exposure to Organic Pollutants in the Indoor Environment.

    Tunga Salthammer;Yinping Zhang;Jinhan Mo;Holger M. Koch

  • Exposure to phthalates in 5-6 years old primary school starters in Germany--a human biomonitoring study and a cumulative risk assessment

    Holger M. Koch;Matthias Wittassek;Thomas Brüning;Jürgen Angerer

Frequent Co-Authors

Thomas Brüning
Thomas Brüning Ruhr University Bochum
Marike Kolossa-Gehring
Marike Kolossa-Gehring German Environment Agency
Greet Schoeters
Greet Schoeters University of Antwerp
Charles J. Weschler
Charles J. Weschler Rutgers, The State University of New Jersey
Milena Horvat
Milena Horvat Jožef Stefan Institute
Tunga Salthammer
Tunga Salthammer Fraunhofer Society
Peter Rudnai
Peter Rudnai National Institutes of Health
Jørn Toftum
Jørn Toftum Technical University of Denmark
Geo Clausen
Geo Clausen Technical University of Denmark
Arno C. Gutleb
Arno C. Gutleb Wageningen University & Research

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