World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 88 2343 2108 175 158 384 23050

Hans H. Richnow publications per year

The chart shows the history of publications by Hans H. Richnow between 1987 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Hans H. Richnow published across 39 years, from 1987 to 2025, averaging 11.6 papers a year. Output peaked at 28 publications in 2014. 31 of the 452 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1987 to 2025. Vertical axis: number of publications, 0 to 28. Peak 28 publications in 2014. 1987: 8 publications 1988: 0 publications 1989: 2 publications 1990: 5 publications 1991: 1 publication 1992: 3 publications 1993: 3 publications 1994: 2 publications 1995: 4 publications 1996: 2 publications 1997: 1 publication 1998: 1 publication 1999: 10 publications 2000: 4 publications 2001: 4 publications 2002: 6 publications 2003: 6 publications 2004: 9 publications 2005: 14 publications 2006: 12 publications 2007: 14 publications 2008: 19 publications 2009: 21 publications 2010: 24 publications 2011: 20 publications 2012: 16 publications 2013: 22 publications 2014: 28 publications 2015: 24 publications 2016: 24 publications 2017: 14 publications 2018: 15 publications 2019: 16 publications 2020: 15 publications 2021: 22 publications 2022: 11 publications 2023: 19 publications 2024: 17 publications 2025: 14 publications
1987 2025

452 publications in total across all disciplines

View publications per year as a table
Hans H. Richnow: publications per year, 1987 to 2025
Year Publications
1987 8
1988 0
1989 2
1990 5
1991 1
1992 3
1993 3
1994 2
1995 4
1996 2
1997 1
1998 1
1999 10
2000 4
2001 4
2002 6
2003 6
2004 9
2005 14
2006 12
2007 14
2008 19
2009 21
2010 24
2011 20
2012 16
2013 22
2014 28
2015 24
2016 24
2017 14
2018 15
2019 16
2020 15
2021 22
2022 11
2023 19
2024 17
2025 14
Total 452
Download as CSV

Hans H. Richnow publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Hans H. Richnow sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 381–400 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 384 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459 384
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
Download as CSV

Hans H. Richnow D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Hans H. Richnow sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 88–89 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 88 D-Index — 88th percentile

88% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235 88
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
Download as CSV

Overview

Hans H. Richnow is affiliated with the Helmholtz Centre for Environmental Research in Germany. Their research primarily focuses on the field of Environmental Science, with extensive contributions across several subfields including Pollution, Ecology, Health, Toxicology and Mutagenesis, Environmental Chemistry, and Molecular Biology.

The main topics of their scientific work include:

  • Microbial Community Ecology and Physiology
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Microbial Bioremediation and Biosurfactants
  • Toxic Organic Pollutants Impact
  • Water Treatment and Disinfection
  • Methane Hydrates and Related Phenomena
  • CO2 Sequestration and Geologic Interactions

Richnow has published research in multiple journals, with frequent venues being:

  • Water Research
  • Environmental Science & Technology
  • Frontiers in Microbiology
  • Environmental Microbiology
  • Zenodo (CERN European Organization for Nuclear Research)

Selected recent publications include:

  • "A biogeochemical-hydrological framework for the role of redox-active compounds in aquatic systems," 2021, Nature Geoscience
  • "Adsorption of uranium (VI) complexes with polymer-based spherical activated carbon," 2023, Water Research
  • "Anaerobic Transformation and Detoxification of Sulfamethoxazole by Sulfate-Reducing Enrichments and Desulfovibrio vulgaris," 2020, Environmental Science & Technology
  • "High resolution microscopy to evaluate the efficiency of surface sterilization of Zea Mays seeds," 2020, PLoS ONE
  • "Structural analysis of microbiomes from salt caverns used for underground gas storage," 2022, International Journal of Hydrogen Energy

Frequent co-authors include:

  • Steffen Kümmel
  • Carsten Vogt
  • Niculina Musat
  • Hryhoriy Stryhanyuk
  • Xiao Liu

Best Publications

  • Methane formation from long-chain alkanes by anaerobic microorganisms.

    Karsten Zengler;Hans H. Richnow;Ramon Rosselló-Mora;Walter Michaelis

  • Stable isotope fractionation analysis as a tool to monitor biodegradation in contaminated acquifers.

    Rainer U. Meckenstock;Barbara Morasch;Christian Griebler;Hans H. Richnow

  • Anaerobic Microbial Degradation of Hydrocarbons : from Enzymatic Reactions to the Environment

    Ralf Rabus;Matthias Boll;Johann Heider;Rainer U. Meckenstock

  • Monitoring and assessing processes of organic chemicals removal in constructed wetlands

    Gwenaël Imfeld;Mareike Braeckevelt;Peter Kuschk;Hans H. Richnow

  • Anaerobic naphthalene degradation by a sulfate-reducing enrichment culture.

    Rainer U. Meckenstock;Eva Annweiler;Walter Michaelis;Hans H. Richnow

  • Combined application of stable carbon isotope analysis and specific metabolites determination for assessing in situ degradation of aromatic hydrocarbons in a tar oil-contaminated aquifer

    Christian Griebler;Michael Safinowski;Andrea Vieth;Hans H Richnow

  • Molecular signals for anaerobic methane oxidation in Black Sea seep carbonates and a microbial mat

    Volker Thiel;Jörn Peckmann;Hans Hermann Richnow;Ulf Luth

  • Naphthalene Degradation and Incorporation of Naphthalene-Derived Carbon into Biomass by the Thermophile Bacillus thermoleovorans

    E. Annweiler;H. H. Richnow;G. Antranikian;S. Hebenbrock

  • Thermophilic archaea activate butane via alkyl-coenzyme M formation

    Rafael Laso-Perez;Gunter Wegener;Gunter Wegener;Katrin Knittel;Friedrich Widdel

  • The active microbial diversity drives ecosystem multifunctionality and is physiologically related to carbon availability in Mediterranean semi-arid soils

    Felipe Bastida;Irene F. Torres;José L. Moreno;Petr Baldrian

  • Effects of petroleum contamination on soil microbial numbers, metabolic activity and urease activity.

    Huan Guo;Jun Yao;Jun Yao;Minmin Cai;Minmin Cai;Yiguang Qian

  • LaFeO3 and BiFeO3 perovskites as nanocatalysts for contaminant degradation in heterogeneous Fenton-like reactions

    Klara Rusevova;Roberto Köferstein;Mònica Rosell;Hans H. Richnow

  • Fate of gram-negative bacterial biomass in soil—mineralization and contribution to SOM

    Reimo Kindler;Anja Miltner;Hans-Hermann Richnow;Matthias Kästner

  • Fate of microbial biomass-derived amino acids in soil and their contribution to soil organic matter

    Anja Miltner;Reimo Kindler;Heike Knicker;Hans-Hermann Richnow

  • Quantification of organic pollutant degradation in contaminated aquifers using compound specific stable isotope analysis – Review of recent developments

    Martin Thullner;Martin Thullner;Florian Centler;Hans-Hermann Richnow;Anko Fischer

  • Formation of Bound Residues during Microbial Degradation of [14C]Anthracene in Soil

    M. Kästner;S. Streibich;M. Beyrer;H. H. Richnow

  • Anaerobic benzene degradation by bacteria

    Carsten Vogt;Sabine Kleinsteuber;Hans-Hermann Richnow

  • Anaerobic degradation of 2-methylnaphthalene by a sulfate-reducing enrichment culture.

    Eva Annweiler;Arne Materna;Michael Safinowski;Andreas Kappler

  • Degradation of crude oil by an arctic microbial consortium

    Uta Deppe;Hans-Hermann Richnow;Walter Michaelis;Garabed Antranikian

  • Differential sensitivity of total and active soil microbial communities to drought and forest management.

    Felipe Bastida;Irene F. Torres;Manuela Andrés-Abellán;Petr Baldrian

  • Stable Hydrogen and Carbon Isotope Fractionation during Microbial Toluene Degradation: Mechanistic and Environmental Aspects

    Barbara Morasch;Hans H. Richnow;Bernhard Schink;Rainer U. Meckenstock

  • Microbial in situ degradation of aromatic hydrocarbons in a contaminated aquifer monitored by carbon isotope fractionation.

    Hans H. Richnow;Eva Annweiler;Walter Michaelis;Rainer U. Meckenstock

  • Stable isotope fractionation of tetrachloroethene during reductive dechlorination by Sulfurospirillum multivorans and Desulfitobacterium sp. strain PCE-S and abiotic reactions with cyanocobalamin.

    Ivonne Nijenhuis;Janet Andert;Kirsten Beck;Matthias Kästner

Frequent Co-Authors

Walter Michaelis
Walter Michaelis Universität Hamburg
Rainer U. Meckenstock
Rainer U. Meckenstock University of Duisburg-Essen
Matthias Kästner
Matthias Kästner Helmholtz Centre for Environmental Research
Ivonne Nijenhuis
Ivonne Nijenhuis Helmholtz Centre for Environmental Research
Martin von Bergen
Martin von Bergen Helmholtz Centre for Environmental Research
Nico Jehmlich
Nico Jehmlich Helmholtz Centre for Environmental Research
Matthias Gehre
Matthias Gehre Helmholtz Centre for Environmental Research
Jana Seifert
Jana Seifert University of Hohenheim
Felipe Bastida
Felipe Bastida Spanish National Research Council
Richard Seifert
Richard Seifert Universität Hamburg

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Chemistry in the USA opens doors to various dynamic career pathways, many of which can be pursued through specialized online degrees. For those interested in legal aspects of science, an associate's degree can lead to lucrative roles similar to the paralegal salary associate's degree careers.

The pharmaceutical industry is another promising avenue. A background in chemistry can smoothly transition into pharmaceutical sales, where understanding the science behind medication is crucial. Many professionals explore how much do drug reps make to assess the viability of this career path.

For students aiming higher in the healthcare sector, becoming a pharmacist is an option that blends chemistry knowledge with patient care. Exploring the potential pharmacist salary can provide insight into long-term financial expectations in this field.

Additionally, roles like an autopsy technician require strong chemistry skills for forensic analysis. Researching the autopsy technician salary and job outlook can help students evaluate this specialized career’s potential.

Best Scientists Citing Hans H. Richnow

Trending Scientists

Recently Published Articles