World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
47
Citations
7614
World Ranking
15680
National Ranking
272

Thomas Kraemer 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 Thomas Kraemer sits on this spectrum.

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 publications 1,295+

This scientist: 171 publications — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Thomas Kraemer 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 Thomas Kraemer sits on this spectrum.

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 D-Index 159+

This scientist: 47 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

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

Overview

Thomas Kraemer is affiliated with the University of Zurich in Switzerland. Their research spans multiple disciplines primarily within Medicine and Biochemistry, Genetics and Molecular Biology. The scientist has contributed extensively to fields including Molecular Biology, Toxicology, Spectroscopy, Pathology and Forensic Medicine, and Clinical Psychology.

Their work covers a variety of topics with a focus on Forensic Toxicology and Drug Analysis, with 54 publications, alongside Metabolomics and Mass Spectrometry Studies, represented in 52 publications. Other research interests include Psychedelics and Drug Studies, Alcohol Consumption and Health Effects, Hormonal and Reproductive Studies, Mass Spectrometry Techniques and Applications, and Acute Ischemic Stroke Management.

Kraemer has published notable research papers, including:

  • Effect of Intravenous Tenecteplase Dose on Cerebral Reperfusion Before Thrombectomy in Patients With Large Vessel Occlusion Ischemic Stroke, 2020, JAMA
  • Simultaneous quantification of steroid hormones and endocannabinoids (ECs) in human hair using an automated supported liquid extraction (SLE) and LC-MS/MS - Insights into EC baseline values and correlation to steroid concentrations, 2020, Talanta
  • Utility of the Hospital Frailty Risk Score Derived From Administrative Data and the Association With Stroke Outcomes, 2021, Stroke
  • Zebrafish early life stages as alternative model to study 'designer drugs': Concordance with mammals in response to opioids, 2021, Toxicology and Applied Pharmacology
  • A Comprehensive Multi-Analyte Method for Hair Analysis: Substance-Specific Quantification Ranges and Tool for Task-Oriented Data Evaluation, 2020, Journal of Analytical Toxicology

Kraemer's frequent coauthors include:

  • Andrea E. Steuer
  • Markus R. Baumgartner
  • Tina M. Binz
  • Lana Brockbals
  • Clarissa D. Voegel

Their research has appeared in several publication venues, with the highest number of contributions in:

  • Drug Testing and Analysis (10 publications)
  • Journal of Analytical Toxicology (5 publications)
  • Metabolites (5 publications)
  • Analytical Chemistry (4 publications)
  • Annales de Toxicologie Analytique (4 publications)

Kraemer's studies involve a range of analytical and clinical approaches, often focusing on refining and applying mass spectrometry techniques for toxicological and metabolomic analysis. Their research has implications in clinical settings, particularly in the management of ischemic stroke and in forensic applications related to drug detection and quantification.

Best Publications

  • Titanium dioxide nanoparticles exacerbate DSS-induced colitis: role of the NLRP3 inflammasome

    Pedro A Ruiz;Belen Morón;Helen M Becker;Silvia Lang

  • Toxicokinetics of amphetamines: metabolism and toxicokinetic data of designer drugs, amphetamine, methamphetamine, and their N-alkyl derivatives.

    Thomas Kraemer;Hans H Maurer

  • Toxicokinetics and analytical toxicology of amphetamine-derived designer drugs ('Ecstasy').

    Hans H Maurer;Joerg Bickeboeller-Friedrich;Thomas Kraemer;Frank T Peters

  • Determination of amphetamine, methamphetamine and amphetamine-derived designer drugs or medicaments in blood and urine

    Thomas Kraemer;Hans H Maurer

  • Screening for and validated quantification of amphetamines and of amphetamine- and piperazine-derived designer drugs in human blood plasma by gas chromatography/mass spectrometry.

    Frank T. Peters;Simone Schaefer;Roland F. Staack;Thomas Kraemer

  • Screening, library-assisted identification and validated quantification of 23 benzodiazepines, flumazenil, zaleplone, zolpidem and zopiclone in plasma by liquid chromatography/mass spectrometry with atmospheric pressure chemical ionization

    Carsten Kratzsch;Oliver Tenberken;Frank T. Peters;Armin A. Weber

  • Chemistry, pharmacology, toxicology, and hepatic metabolism of designer drugs of the amphetamine (ecstasy), piperazine, and pyrrolidinophenone types: a synopsis.

    Hans H Maurer;Thomas Kraemer;Dietmar Springer;Roland F Staack

  • Determination of drugs of abuse in blood

    Manfred R Moeller;Stefan Steinmeyer;Thomas Kraemer

  • Liquid chromatography, in combination with a quadrupole time-of-flight instrument (LC QTOF), with sequential window acquisition of all theoretical fragment-ion spectra (SWATH) acquisition: systematic studies on its use for screenings in clinical and forensic toxicology and comparison with information-dependent acquisition (IDA).

    Andreas T Roemmelt;Andrea E Steuer;Michael Poetzsch;Thomas Kraemer

  • Screening, library-assisted identification and validated quantification of fifteen neuroleptics and three of their metabolites in plasma by liquid chromatography/mass spectrometry with atmospheric pressure chemical ionization.

    Carsten Kratzsch;Frank T. Peters;Thomas Kraemer;Armin A. Weber

  • Screening, library-assisted identification and validated quantification of oral antidiabetics of the sulfonylurea-type in plasma by atmospheric pressure chemical ionization liquid chromatography–mass spectrometry

    Hans H Maurer;Carsten Kratzsch;Thomas Kraemer;Frank T Peters

  • Metabolomic Strategies in Biomarker Research-New Approach for Indirect Identification of Drug Consumption and Sample Manipulation in Clinical and Forensic Toxicology?

    Andrea E. Steuer;Lana Brockbals;Thomas Kraemer

  • Bioanalytical procedures for determination of drugs of abuse in blood

    Thomas Kraemer;Liane D. Paul

  • Validated electrospray liquid chromatographic–mass spectrometric assay for the determination of the mushroom toxins α- and β-amanitin in urine after immunoaffinity extraction

    Hans H Maurer;Christian J Schmitt;Armin A Weber;Thomas Kraemer

  • Detection and validated quantification of toxic alkaloids in human blood plasma—comparison of LC-APCI-MS with LC-ESI-MS/MS

    Jochen Beyer;Frank T. Peters;Thomas Kraemer;Hans H. Maurer

  • Single Hair Cocaine Consumption Monitoring by Mass Spectrometric Imaging

    Tiffany Porta;Chantal Grivet;Thomas Kraemer;Emmanuel Varesio

  • Toxicological detection of selegiline and its metabolites in urine using fluorescence polarization immunoassay (FPIA) and gas chromatography-mass spectrometry (GC-MS) and differentiation by enantioselective GC-MS of the intake of selegiline from abuse of methamphetamine or amphetamine

    Hans H. Maurer;Thomas Kraemer

  • Drug testing in blood: validated negative-ion chemical ionization gas chromatographic-mass spectrometric assay for determination of amphetamine and methamphetamine enantiomers and its application to toxicology cases.

    Frank T. Peters;Thomas Kraemer;Hans H. Maurer

  • Detection and validated quantification of 21 benzodiazepines and 3 "z-drugs" in human hair by LC-MS/MS.

    Kristina Y. Rust;Markus R. Baumgartner;Natascha Meggiolaro;Thomas Kraemer

  • Detection and validated quantification of nine herbal phenalkylamines and methcathinone in human blood plasma by LC‐MS/MS with electrospray ionization

    Jochen Beyer;Frank T. Peters;Thomas Kraemer;Hans H. Maurer

Frequent Co-Authors

Hans H. Maurer
Hans H. Maurer Saarland University
Boris B. Quednow
Boris B. Quednow University of Zurich
Erich Seifritz
Erich Seifritz University of Zurich
Kristin Schirmer
Kristin Schirmer Swiss Federal Institute of Aquatic Science and Technology
Michael J. Thali
Michael J. Thali University of Zurich
Hanspeter Naegeli
Hanspeter Naegeli University of Zurich
Gerhard Rogler
Gerhard Rogler University of Zurich
Hans-Peter Landolt
Hans-Peter Landolt University of Zurich
Chaitan Khosla
Chaitan Khosla Stanford University
Wim J. Riedel
Wim J. Riedel Maastricht University

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 several pathways, not just in laboratories but across diverse fields. For those looking to combine legal and scientific interests, pursuing a 2 year criminal justice degree online can complement a chemistry background, especially in forensics and regulatory roles.

Alternatively, the legal side of science can be explored through various paralegal careers. Understanding the types of paralegals and salaries provides valuable insight into potential opportunities for chemistry graduates interested in intellectual property, patent law, or compliance.

For those leaning towards the healthcare industry, becoming a pharmaceutical sales representative is a popular option. Detailed guides on how to become a pharmaceutical sales rep highlight career paths that blend scientific knowledge with strong communication skills.

Another rewarding path is pharmacy itself. Chemistry students can explore how to become a pharmacist to understand the educational requirements and professional prospects, leading to a vital role in patient care and medication management.

Best Scientists Citing Thomas Kraemer

Trending Scientists

Recently Published Articles