World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
61
Citations
15604
World Ranking
2740
National Ranking
77

Frederik Hammes 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 Frederik Hammes 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: 126 publications — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Frederik Hammes 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 Frederik Hammes 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: 61 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Overview

Frederik Hammes is affiliated with the Swiss Federal Institute of Aquatic Science and Technology in Switzerland. Their research primarily focuses on environmental science and biochemistry, genetics, and molecular biology, with significant contributions spanning several subfields including endocrinology, health, toxicology and mutagenesis, molecular biology, water science and technology, and artificial intelligence.

The main topics in Hammes's scientific work include:

  • Legionella and Acanthamoeba research
  • Water treatment and disinfection
  • Bacterial biofilms and quorum sensing
  • Vibrio bacteria research studies
  • Wastewater treatment and nitrogen removal
  • Fecal contamination and water quality
  • Water quality monitoring technologies

Hammes has published extensively, with a notable presence in a variety of scientific journals and platforms. The most frequent publication venues are:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Water Research
  • Water
  • Environmental Science & Technology
  • Environmental Science Water Research & Technology

Recent papers by Hammes include:

  • "360-Degree Distribution of Biofilm Quantity and Community in an Operational Unchlorinated Drinking Water Distribution Pipe", 2020, Environmental Science & Technology
  • "The value of human data annotation for machine learning based anomaly detection in environmental systems", 2021, Water Research
  • "Feeding the Building Plumbing Microbiome: The Importance of Synthetic Polymeric Materials for Biofilm Formation and Management", 2020, Water
  • "Growth of Legionella during COVID-19 lockdown stagnation", 2020, Environmental Science Water Research & Technology
  • "Variable Legionella Response to Building Occupancy Patterns and Precautionary Flushing", 2022, Microorganisms

Collaborations form an important aspect of Hammes's research. Frequent co-authors include:

  • William J. Rhoads
  • Alessio Cavallaro
  • Marco Gabrielli
  • Émile Sylvestre
  • Timothy R. Julian

This collaboration network reflects cross-disciplinary efforts in microbiology, environmental science, and water quality research, reinforcing the breadth of Hammes's scientific investigations.

Best Publications

  • Assessment and interpretation of bacterial viability by using the LIVE/DEAD BacLight Kit in combination with flow cytometry.

    Michael Berney;Frederik Hammes;Franziska Bosshard;Franziska Bosshard;Hans Ulrich Weilenmann

  • Key roles of pH and calcium metabolism in microbial carbonate precipitation

    Frederik Hammes;Willy Verstraete

  • Flow-cytometric total bacterial cell counts as a descriptive microbiological parameter for drinking water treatment processes.

    Frederik Hammes;Michael Berney;Yingying Wang;Yingying Wang;Marius Vital;Marius Vital

  • Strain-Specific Ureolytic Microbial Calcium Carbonate Precipitation

    Frederik Hammes;Nico Boon;Johan de Villiers;Willy Verstraete

  • Biological Stability of Drinking Water: Controlling Factors, Methods, and Challenges

    Emmanuelle I. Prest;Frederik Hammes;Mark C. M. van Loosdrecht;Johannes S. Vrouwenvelder;Johannes S. Vrouwenvelder

  • Measurement and interpretation of microbial adenosine tri-phosphate (ATP) in aquatic environments.

    Frederik Hammes;Felix Goldschmidt;Marius Vital;Marius Vital;Yingying Wang;Yingying Wang

  • New method for assimilable organic carbon determination using flow-cytometric enumeration and a natural microbial consortium as inoculum

    Frederik A Hammes;Thomas Egli

  • Absolute quantification of microbial taxon abundances.

    Ruben Props;Frederiek-Maarten Kerckhof;Peter Rubbens;Jo De Vrieze

  • Overnight stagnation of drinking water in household taps induces microbial growth and changes in community composition.

    Karin Lautenschlager;Nico Boon;Yingying Wang;Yingying Wang;Thomas Egli;Thomas Egli

  • Monitoring microbiological changes in drinking water systems using a fast and reproducible flow cytometric method.

    E.I. Prest;F. Hammes;S. Kötzsch;M.C.M. van Loosdrecht

  • Rapid, cultivation-independent assessment of microbial viability in drinking water.

    Michael Berney;Marius Vital;Marius Vital;Iris Hülshoff;Hans Ulrich Weilenmann

  • Past, present and future applications of flow cytometry in aquatic microbiology.

    Yingying Wang;Yingying Wang;Frederik Hammes;Karen De Roy;Willy Verstraete

  • Mechanistic and kinetic evaluation of organic disinfection by-product and assimilable organic carbon (AOC) formation during the ozonation of drinking water.

    Frederik Hammes;Elisabeth Salhi;Oliver Köster;Hans-Peter Kaiser

  • Flow cytometric bacterial cell counts challenge conventional heterotrophic plate counts for routine microbiological drinking water monitoring

    S. Van Nevel;S. Koetzsch;C.R. Proctor;M.D. Besmer

  • Rapid and direct estimation of active biomass on granular activated carbon through adenosine tri-phosphate (ATP) determination

    Silvana Velten;Frederik Hammes;Markus Boller;Thomas Egli

  • Development of biomass in a drinking water granular active carbon (GAC) filter

    Silvana Velten;Markus Boller;Oliver Köster;Jakob Helbing

  • Stabilization of flux during dead-end ultra-low pressure ultrafiltration.

    Maryna Peter-Varbanets;Frederik Hammes;Marius Vital;Wouter Pronk

  • Cytometric methods for measuring bacteria in water: advantages, pitfalls and applications

    Frederik Hammes;Thomas Egli;Thomas Egli

  • Abundance and composition of indigenous bacterial communities in a multi-step biofiltration-based drinking water treatment plant.

    Karin Lautenschlager;Chiachi Hwang;Fangqiong Ling;Wen Tso Liu

  • Inactivation of Antibiotic Resistant Bacteria and Resistance Genes by Ozone: From Laboratory Experiments to Full-Scale Wastewater Treatment.

    Nadine Czekalski;Stefanie Imminger;Elisabeth Salhi;Marjan Veljkovic

  • A novel approach to calcium removal from calcium-rich industrial wastewater.

    Frederik Hammes;Arsène Seka;Stefaan de Knijf;Willy Verstraete

Frequent Co-Authors

Thomas Egli
Thomas Egli Swiss Federal Institute of Aquatic Science and Technology
Urs von Gunten
Urs von Gunten Swiss Federal Institute of Aquatic Science and Technology
Nico Boon
Nico Boon Ghent University
Johannes S. Vrouwenvelder
Johannes S. Vrouwenvelder King Abdullah University of Science and Technology
Willy Verstraete
Willy Verstraete Ghent University
Juliane Hollender
Juliane Hollender Swiss Federal Institute of Aquatic Science and Technology
Wen-Tso Liu
Wen-Tso Liu University of Illinois at Urbana-Champaign
Hansruedi Siegrist
Hansruedi Siegrist Swiss Federal Institute of Aquatic Science and Technology
Martin Krauss
Martin Krauss Helmholtz Centre for Environmental Research
Peter Huggenberger
Peter Huggenberger University of Basel

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